Amendment Flag
Current Fiscal Year End Date
Document Period End Date
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Current Reporting Status
Entity Filer Category
Entity Public Float
Entity Registrant Name
Entity Central Index Key
Entity Common Stock, Shares Outstanding
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Type
Award Type [Axis]
Award Type [Axis]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Gross liability offset to the condensed consolidated balance sheet
Accounts payable
Accounts Payable, Current
Accounts receivable, net
Accounts Receivable, Net, Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, gross
Accounts Receivable, Gross
Income taxes payable
Accrued Income Taxes, Current
Accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Capital in excess of par value
Additional Paid in Capital
Capital in Excess of Par Value [Member]
Additional Paid-in Capital [Member]
Amortization
Amortization
Stock-based compensation - stock options
Adjustments to Additional Paid in Capital, Share-based Compensation, Stock Options, Requisite Service Period Recognition
Adjustments to reconcile net income to net cash provided by operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Stock-based compensation - non-vested restricted stock
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition
Allowance for doubtful accounts
Allowance for doubtful accounts, Beginning Balance
Allowance for doubtful accounts, Ending Balance
Allowance for Doubtful Accounts Receivable, Current
Schedule of Allowance for Doubtful Accounts
Allowance for Credit Losses on Financing Receivables [Table Text Block]
Amortization expense
Amortization expense
Amortization of deferred financing fees
Amortization of Financing Costs
Unexercised employee stock options, unvested restricted shares and performance shares excluded from the effect of dilutive securities above (a) (in shares)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Impairment charge of fixed assets
Impairment charge
ASSETS
Assets [Abstract]
Total assets
Assets
Total current assets
Assets, Current
Current assets:
Assets, Current [Abstract]
Base Rate [Member]
Base Rate [Member]
Billed Contracts Receivable
Business Interruption Loss [Line Items]
Percentage of issued share capital acquired
Percentage of ownership acquired
Purchase price of the acquisition
Business Combination, Consideration Transferred
Other long-term liabilities
Business Combination, Separately Recognized Transactions [Axis]
Business Combination, Separately Recognized Transactions [Axis]
Current liabilities
Business Interruption Loss [Domain]
Accounts receivable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Estimated fair value of contingent consideration
Deferred tax assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Assets Noncurrent
Other current assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other
Date of acquisition
Business Acquisition, Effective Date of Acquisition
Business Acquisition [Axis]
Business Acquisition [Axis]
ACQUISITIONS [Abstract]
Business Combination, Separately Recognized Transactions [Domain]
Business Combination, Separately Recognized Transactions [Domain]
Total assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Business Interruption Loss [Axis]
Merger, Acquisition, Integration Costs and Other Charges
Business Acquisition, Integration, Restructuring and Other Related Costs [Text Block]
Total liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities
Acquisitions
Business Combination Disclosure [Text Block]
Recorded goodwill in transaction
Business Acquisition, Goodwill, Expected Tax Deductible Amount
Contingent payable originating from earnout provisions of acquisition
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Liabilities
Inventory
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory
Acquisition costs
Business Combination, Separately Recognized Transactions, Additional Disclosures, Acquisition Cost Expensed
Equipment and leasehold improvements
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Gain recognized related to acquisitions
Gain on acquisition/disposition
Business Combination, Bargain Purchase, Gain Recognized, Amount
Total purchase price, less cash acquired
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net
Identifiable intangibles
Identifiable intangibles acquired
Total
Capital Leases, Future Minimum Payments Due
Capital Lease Obligations [Member]
2017
Capital Leases, Future Minimum Payments Due in Two Years
2020
Capital Leases, Future Minimum Payments Due in Five Years
2018
2019
Capital Leases, Future Minimum Payments Due in Four Years
2016
Thereafter
Capital Leases, Future Minimum Payments Due Thereafter
Capital Lease Obligations [Abstract]
Capitalized internally developed software costs
Capitalized Computer Software, Additions
Capitalized internally developed software costs, net
Capitalized Computer Software, Net
Cash and Cash Equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Cash and cash equivalents
Cash and cash equivalents at beginning of year
Cash and cash equivalents at end of year
Cash and Cash Equivalents, at Carrying Value
Change in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Class of Stock [Domain]
Class of Stock [Domain]
Commitments and contingencies (See Note 6)
Commitments and Contingencies
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
COMMITMENTS AND CONTINGENCIES [Abstract]
Common stock, $0.01 par value per share; 175,000,000 shares authorized; 32,725,786 and 33,237,732 shares issued as of December 31, 2014 and 2015, respectively
Common Stock, Value, Issued
Common stock, shares issued (in shares)
Common Stock, Shares, Issued
Common stock, shares authorized (in shares)
Common Stock, Shares Authorized
Common stock, par value (in dollars per share)
Common Stock, Par or Stated Value Per Share
Common Stock [Member]
Common Stock [Member]
Principles of Consolidation
Consolidation, Policy [Policy Text Block]
Mandatorily Redeemable Interest
Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block]
Construction in progress
Construction in Progress, Gross
Contingent Consideration Type [Domain]
Contingent Consideration by Type [Axis]
Maintenance and repairs
Cost of Property Repairs and Maintenance
Cost of goods sold
Cost of Goods Sold
Restructuring and Impairment Charges
Costs Associated with Exit or Disposal Activities or Restructurings, Policy [Policy Text Block]
Total
Current Income Tax Expense (Benefit)
Federal
Current Federal Tax Expense (Benefit)
State
Current State and Local Tax Expense (Benefit)
Customer Relationships [Member]
Customer Relationships [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
CREDIT AGREEMENT [Abstract]
Schedule of Long-term Debt Instruments [Table]
Schedule of Long-term Debt Instruments [Table]
Floating Interest rate
Debt Instrument [Axis]
Debt Instrument [Axis]
Credit Agreement
Debt Disclosure [Text Block]
Debt instrument maturity date
Debt Instrument, Maturity Date
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
Debt instrument interest rate
Debt Instrument, Interest Rate, Stated Percentage
Deferred Financing Fees
Debt, Policy [Policy Text Block]
Base interest rate
Accelerated depreciation
Deferred Tax Assets, Property, Plant and Equipment
Deferred compensation expense
Deferred Compensation Arrangement with Individual, Compensation Expense
Goodwill and intangibles
Deferred Tax Assets, Goodwill and Intangible Assets
Accrued expenses
Deferred Tax Liabilities, Deferred Expense, Reserves and Accruals
Federal
Deferred Federal Income Tax Expense (Benefit)
Deferred financing fees
Deferred Finance Costs, Gross
Deferred Compensation Plans [Member]
Deferred Compensation, Share-based Payments [Member]
Deferred income taxes
Deferred Income Tax Expense (Benefit)
Unamortized deferred financing fees
Deferred Finance Costs, Net
State
Deferred State and Local Income Tax Expense (Benefit)
Deferred tax assets - current
Deferred tax assets, net
Total current deferred taxes assets
Deferred Tax Assets, Net of Valuation Allowance, Current
Total noncurrent deferred taxes assets
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent
Deferred tax assets, total
Deferred Tax Assets, Net of Valuation Allowance
Net operating losses
Tax benefits of net operating loss carryforwards
Other
Deferred Tax Assets, Other
Valuation allowance
Deferred Tax Assets, Valuation Allowance, Current
Allowance for doubtful accounts
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts
Valuation allowances
Deferred Tax Assets, Valuation Allowance, Noncurrent
Total current deferred taxes liabilities
Deferred Tax Liabilities, Net, Current
Accrued expenses
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals
Valuation allowances
Deferred Tax Assets, Valuation Allowance
Stock-based compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost
Tax deductible goodwill
Tax deductible goodwill
Goodwill and intangibles
Deferred Tax Liabilities, Goodwill and Intangible Assets
Deferred compensation plan long term liability
Accelerated depreciation
Deferred Tax Liabilities, Property, Plant and Equipment
Deferred tax liabilities
Total noncurrent deferred taxes liabilities
Noncurrent deferred taxes liabilities, net
Deferred Compensation Plan
Deferred Compensation Liability, Current and Noncurrent
Other
Deferred Tax Liabilities, Other
Corporation's matching contributions
Defined Benefit Plan, Contributions by Employer
Depreciation expense
Depreciation
Depreciation
COMMON STOCK, PREFERRED STOCK, TREASURY STOCK, STOCK-BASED COMPENSATION AND OTHER BENEFITS [Abstract]
Domestic Tax Authority [Member]
Shares used in computing earnings per common share [Abstract]
Shares used in computing earnings per common share:
Earnings Per Share
Earnings Per Share [Text Block]
Basic (in dollars per share)
Basic earnings per share (in dollars per share)
Earnings Per Share, Basic
Diluted (in dollars per share)
Earnings per diluted share (in dollars per share)
Earnings Per Share, Diluted
EARNINGS PER SHARE [Abstract]
Earnings per common share:
Domestic Production Activities Deduction
Other
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
State taxes
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
Federal and state tax true-ups
Research and development credits
Stock compensation
Valuation allowances
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
Effective tax rate
Effective Income Tax Rate Reconciliation, Percent
U.S. statutory rate applied to pretax income
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Stock Options [Member]
Employee Stock Option [Member]
Stock based compensation expense expect to recognize nonvested shares, minimum
Employee Severance and Related Costs [Member]
Unrecognized stock based compensation
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options
Salaries, wages and other compensation
Employee-related Liabilities, Current
Equity Component [Domain]
Equity Component [Domain]
Eurodollar [Member]
Excess tax benefit from stock-based compensation
Excess tax benefit from stock-based compensation
Excess Tax Benefit from Share-based Compensation, Operating Activities
Extinguishment of Debt, Gain (Loss), Net of Tax
HURRICANE SANDY DISASTER COSTS [Abstract]
Net intangible assets, Additions
Finite-lived Intangible Assets Acquired
Contingent Consideration
Beginning balance
Ending balance
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Table]
Subtractions from business acquisitions
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Additions from business acquisitions
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases
Fair Value, Hierarchy [Axis]
Fair Value, Hierarchy [Axis]
Fair Value of Financial Instruments
Fair Value of Financial Instruments, Policy [Policy Text Block]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value Hierarchy [Domain]
Level 3 [Member]
Fair Value, Inputs, Level 3 [Member]
Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Level 2 [Member]
Fair Value, Inputs, Level 2 [Member]
Change in fair value of contingency
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings
Schedule of Financial Liabilities and Non-Financial Assets Recorded at Fair Value
Fair Value, Measurement Inputs, Disclosure [Text Block]
Schedule of Contingent Consideration and Mandatorily Redeemable Interest Identified as Level 3
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Accumulated amortization, Ending Balance
Accumulated amortization, Beginning Balance
Finite-Lived Intangible Assets, Accumulated Amortization
Net intangible assets, Ending Balance
Net intangible assets, Beginning Balance
Intangible assets, net
Finite-Lived Intangible Assets, Net
2018
Finite-Lived Intangible Assets, Amortization Expense, Year Three
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite Lived Intangible Assets Gross, Beginning Balance
Finite Lived Intangible Assets Gross, Ending Balance
Finite-Lived Intangible Assets, Gross
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-lived intangible assets useful lives
Estimated amortization period
Finite-Lived Intangible Asset, Useful Life
2019
Finite-Lived Intangible Assets, Amortization Expense, Year Four
2020
Finite-Lived Intangible Assets, Amortization Expense, Year Five
2017
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
2016
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
Gain Contingencies [Line Items]
Gain Contingencies, Nature [Axis]
Gain Contingencies [Table]
Loss on disposition of equipment
Gain (Loss) on Disposition of Property Plant Equipment
Gain Contingency, Nature [Domain]
Goodwill
Goodwill Beginning Balance
Goodwill Ending Balance
Goodwill
Measurement period adjustment to goodwill
Goodwill acquired
Goodwill, Acquired During Period
GOODWILL AND INTANGIBLES
Goodwill and Intangible Assets Disclosure [Text Block]
Goodwill and Other Intangibles
Goodwill and Intangible Assets, Policy [Policy Text Block]
GOODWILL AND INTANGIBLES [Abstract]
Gross profit
Gross profit
Gross Profit
Income Approach Valuation Technique [Member]
Income Approach Valuation Technique [Member]
CONSOLIDATED INCOME STATEMENTS [Abstract]
INCOME TAXES [Abstract]
Income Tax Authority, Name [Domain]
Income Tax Authority, Name [Axis]
Income Tax Authority [Axis]
Income before income taxes
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest
Total provision for income taxes
Provision for income taxes
Income Tax Expense (Benefit)
Income Tax Authority [Domain]
Income Taxes
Income Tax Disclosure [Text Block]
Income Taxes
Income Tax, Policy [Policy Text Block]
Cash paid for taxes
Income taxes receivable
Change in income taxes payable (receivable)
Accounts payable
Increase (Decrease) in Accounts Payable
Accounts receivable, net
Increase (Decrease) in Accounts and Other Receivables
Other accrued and long-term liabilities
Increase (Decrease) in Other Accrued Liabilities
Inventory
Increase (Decrease) in Inventories
Change in operating assets and liabilities:
Increase (Decrease) in Operating Assets [Abstract]
Salaries, wages and other compensation
Increase (Decrease) in Employee Related Liabilities
Prepaids and other assets
Increase (Decrease) in Prepaid Expense and Other Assets
Effect of dilutive securities (in shares)
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
Insurance settlement receivable associated with Hurricane Sandy
Insurance Settlements Receivable, Current
Insurance recoverable associated with Hurricane Sandy
Insurance Recoveries
California Medicaid [Member]
Insurance Claims [Member]
Interest expense, net
Interest Expense
Cash paid for interest
Capitalization of Internal Software Costs
Internal Use Software, Policy [Policy Text Block]
Internal Revenue Service (IRS) [Member]
Inventory
Inventory, Policy [Policy Text Block]
Inventory
Inventory, Net
Letters of credit outstanding
Letters of Credit Outstanding, Amount
Debt Instrument, Type [Axis]
Long-term Debt, Type [Domain]
Debt Instrument, type [Domain]
Leasehold improvements
Leasehold Improvements, Gross
Leasehold Improvements [Member]
Total current liabilities
Liabilities, Current
Current liabilities:
Liabilities, Current [Abstract]
LIABILITIES AND STOCKHOLDERS' EQUITY
Liabilities and Equity [Abstract]
Total liabilities and stockholders' equity
Liabilities and Equity
Line of Credit Facility [Table]
Line of Credit Facility [Table]
Commitment fee annual percentage
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage
Credit agreement outstanding
Line of Credit Facility, Maximum Amount Outstanding During Period
Credit agreement maximum borrowing capacity
Line of Credit Facility, Maximum Borrowing Capacity
Revolving Credit Facility [Member]
Line of Credit [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility [Line Items]
Total availability under the revolving credit facility
Line of Credit Facility, Remaining Borrowing Capacity
Litigation Case [Domain]
Litigation Case [Axis]
Litigation Settlement, Expense
Total debt
Total debt
Long-term Debt
2019
Long-term Debt, Maturities, Repayments of Principal in Year Four
2020
Long-term Debt, Maturities, Repayments of Principal in Year Five
2018
Long-term Debt, Maturities, Repayments of Principal in Year Three
Current portion of long-term debt
Less: Current portion of long-term debt
Long-term Debt, Current Maturities
2016
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months
2017
Long-term Debt, Maturities, Repayments of Principal in Year Two
Long-term debt
Total long-term debt
Long-term Debt, Excluding Current Maturities
Liability recorded representing best estimate of expected amount of recovery
Accrual Settlement, litigation and other related charges
Commitments and Contingencies [Line Items]
Loss Contingencies [Line Items]
Loss Contingency Nature [Axis]
Amount accrued for legal actions and investigations
Loss Contingency Accrual, Provision
Number of complaints
Loss Contingency, Nature [Domain]
Net costs (recoveries) related to Hurricane Sandy
Hurricane Sandy disaster costs (recoveries)
Loss from Catastrophes
Market Approach Valuation Technique [Member]
Market Approach Valuation Technique [Member]
Maximum [Member]
Maximum [Member]
Minimum [Member]
Minimum [Member]
Cash flows provided by (used in) financing activities:
Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]
Cash flows provided by (used in) operating activities:
Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]
Net cash used in investing activities
Net Cash Provided by (Used in) Investing Activities, Continuing Operations
Net cash provided by operating activities
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Net income
Net income
Numerator for basic and earnings per diluted share-net income
Net income
Cash flows provided by (used in) investing activities:
Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]
Net cash provided by (used in) financing activities
Net Cash Provided by (Used in) Financing Activities, Continuing Operations
Recently Issued Accounting Pronouncements
Non-Compete Agreements [Member]
Noncompete Agreements [Member]
Number of states in which there are institutional pharmacies
Number of States in which Entity Operates
Number of operating segments
Number of Operating Segments
Summary of offset amounts related to Rebates and Other Receivables
Office Equipment [Member]
Office Equipment [Member]
Officers [Member]
Officer [Member]
2016
Operating Leases, Future Minimum Payments Due, Next Twelve Months
Operating Leases [Abstract]
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Lease expense
Operating Leases, Rent Expense, Net
2017
Operating Leases, Future Minimum Payments, Due in Two Years
Operating income
Operating income
Operating Income (Loss)
Thereafter
Operating Leases, Future Minimum Payments, Due Thereafter
Income Taxes [Table]
Operating Loss Carryforwards [Table]
Income Taxes [Line Items]
Operating Loss Carryforwards [Line Items]
Total
Operating Leases, Future Minimum Payments Due
2019
Operating Leases, Future Minimum Payments, Due in Four Years
Operating Leased Assets [Line Items]
Operating Leased Assets [Line Items]
Schedule of Lease Expense
Operating Leases of Lessee Disclosure [Table Text Block]
2020
Operating Leases, Future Minimum Payments, Due in Five Years
2018
Operating Leases, Future Minimum Payments, Due in Three Years
Other long-term assets (See Note 6)
Other Assets, Noncurrent
Other
Other Noncash Income (Expense)
Other long-term liabilities
Other Liabilities, Noncurrent
Rebate receivable - ABDC litigation
Rebate receivable - ABDC litigation
Self-insured employee health benefits liability
Other Employee Related Liabilities
Other accrued liabilities
Other Accrued Liabilities, Current
Treasury stock at cost
Payments for Repurchase of Equity
Purchase of equipment and leasehold improvements
Payments to Acquire Productive Assets
Cash payments for acquisitions
Acquisitions, net of cash acquired
Utilized Amounts
Payments for Restructuring
Estimated purchase price
Payment of debt issuance costs
Payments of Debt Issuance Costs
Performance Share Units [Member]
Performance Shares [Member]
Preferred stock, par value (in dollars per share)
Preferred Stock, Par or Stated Value Per Share
Preferred stock, $0.01 par value per share; 1,000,000 shares authorized and no shares issued, December 31, 2014 and 2015
Preferred Stock, Value, Issued
Preferred stock, shares issued (in shares)
Preferred Stock, Shares Issued
Minimum liquidation preference (in dollars per share)
Preferred Stock, Liquidation Preference Per Share
Preferred stock, shares authorized (in shares)
Preferred Stock, Shares Authorized
Preferred stock, shares outstanding (in shares)
Preferred Stock, Shares Outstanding
Preferred Stock [Member]
Preferred Stock [Member]
Prepaids and other assets
Prepaid Expense and Other Assets, Current
Net activity of long-term revolving credit facility
Proceeds from (Repayments of) Lines of Credit
Proceeds from long-term debt
Proceeds from Issuance of Long-term Debt
Advance consideration by insurance carrier associated with Hurricane Sandy
Proceeds from Insurance Settlement, Operating Activities
Issuance of common stock
Proceeds from Issuance of Common Stock
Cash proceeds from dispositions, including insurance
Cash received from stock option exercises
Proceeds from Stock Options Exercised
Cash proceeds from the sale of assets
Proceeds from Sale of Productive Assets
Schedule of Equipment and Leasehold Improvements
Property, Plant and Equipment [Table Text Block]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Axis]
Equipment and Leasehold Improvements
Property, Plant and Equipment, Policy [Policy Text Block]
EQUIPMENT AND LEASEHOLD IMPROVEMENTS [Abstract]
Estimated Useful Lives
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Total equipment and leasehold improvements
Total Equipment and leasehold improvements
Property, Plant and Equipment, Net
Sub-total equipment and leasehold improvements
Equipment and leasehold improvements
Property, Plant and Equipment, Gross
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
EQUIPMENT AND LEASEHOLD IMPROVEMENTS
Property, Plant and Equipment Disclosure [Text Block]
Purchase Commitment, Excluding Long-term Commitment [Axis]
Purchase Commitment, Excluding Long-term Commitment [Domain]
Unaudited Quarterly Financial Information
Quarterly Financial Information [Text Block]
UNAUDITED QUARTERLY FINANCIAL INFORMATION [Abstract]
Range [Domain]
Range [Domain]
Range [Axis]
Range [Axis]
Leverage ratio
Ratio of Indebtedness to Net Capital
Accounts Receivable and Allowance for Doubtful Accounts
Receivables, Policy [Policy Text Block]
Total rebate receivable end of period
Repayments of capital lease obligations
Repayments of Long-term Capital Lease Obligations
Repayments of long-term debt
Repayments of Long-term Debt
Percentage by which discounted cash flows were greater than current book value
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount
Petroleum Reserves [Axis]
Petroleum Reserves [Axis]
Measurement Period Adjustments [Member]
Restatement Adjustment [Member]
Nonvested Restricted Stock Units [Member]
Restricted Stock Units (RSUs) [Member]
Restructuring and other related charges
Components of restructuring liability [Abstract]
Restructuring Reserve [Abstract]
Restructuring and impairment charges
Beginning Balance
Ending Balance
Restructuring Reserve
RESTRUCTURING COSTS AND OTHER CHARGES [Abstract]
RESTRUCTURING COSTS AND OTHER CHARGES
Restructuring Type [Axis]
Restructuring Cost and Reserve [Line Items]
Accrual
Retained Earnings [Member]
Retained Earnings [Member]
Retained earnings
Retained Earnings (Accumulated Deficit)
Revenues
Revenues
Revolving Credit Facility [Member]
Revolving Credit Facility [Member]
Weighted-Average Remaining Term, Outstanding
Fair value of options vested
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value
Aggregate Intrinsic Value, Exercisable
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Weighted-Average Remaining Term, Exercisable
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Intrinsic value of nonvested shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Nonvested
Schedule of Estimated Amortization Expense
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Amounts Previously Recognized As Of Acquisition Date [Member]
Scenario, Previously Reported [Member]
Schedule of Nonvested Share Activity
Schedule of Nonvested Share Activity [Table Text Block]
Schedule of Provision for Income Taxes
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Term Debt and Revolving Credit Facility
Schedule of Debt [Table Text Block]
Schedule of Finite Lived Intangible Assets
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Schedule of Indebtedness Maturities
Schedule of Maturities of Long-term Debt [Table Text Block]
Reconciliation of Effective Tax Rate and U.S. Statutory Rate
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Deferred Income Taxes
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Schedule of Business Insurance Recoveries [Table]
Schedule of Future Minimum Lease Payments for Operating Leases
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Schedule of Computation of Basic and Diluted Earnings Per Share
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Quarterly Interim Information
Schedule of Quarterly Financial Information [Table Text Block]
Schedule of Finite-Lived Intangible Assets [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Schedule of Stock Option Activity
Schedule of Share-based Compensation, Stock Options and Stock Appreciation Rights Award Activity [Table Text Block]
Schedule of Stock-Based Compensation Expense
Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Operating Leased Assets [Table]
Schedule of Operating Leased Assets [Table]
Property, Plant and Equipment [Table]
Property, Plant and Equipment [Table]
Schedule of Restructuring and Related Costs [Table]
Components of Restructuring Liability
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Accounts Receivable and Summarized Aging Categories
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Segment [Domain]
Segments [Domain]
Operating Segments
Segment Reporting, Policy [Policy Text Block]
Selling, general and administrative expenses
Selling, General and Administrative Expense
Series A Junior Preferred Stock [Member]
Series A Preferred Stock [Member]
Vesting period
Number of Shares, Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Weighted Average remaining term of nonvested shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms
Weighted-Average Grant Date Fair Value, Granted (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Number of Shares, Outstanding, Beginning (in shares)
Number of Shares, Outstanding, Ending (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Weighted-Average Exercise Price Per Share, Exercised (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Total Stock Compensation Expense
Share-based Compensation
Weighted-Average Grant Date Fair Value, Outstanding, Ending (in dollars per share)
Weighted-Average Grant Date Fair Value, Outstanding, Beginning (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Number of Shares [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Weighted Average Exercise Price Per Share [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Weighted-Average Exercise Price Per Share, Canceled (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-Average Grant Date Fair Value [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted-Average Grant Date Fair Value, Forfeited (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Number of Shares, Forfeited (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Weighted-Average Exercise Price Per Share, Expired (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price
Weighted-Average Exercise Price Per Share, Exercisable (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Number of Options, Expired (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period
Number of Options, Canceled (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period
Weighted-Average Grant Date Fair Value, Vested (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Exercisable Options at end of year (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Weighted Average Remaining Term and Aggregate Intrinsic Value [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Shares remaining available for future issuance (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant
Number of Shares, Vested (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Fair value of shares vested
2015 Omnibus plan shares
Total intrinsic value of stock options exercised
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Stock Option Accounting
Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]
Aggregate Intrinsic Value, Outstanding, Beginning
Aggregate Intrinsic Value, Outstanding, Ending
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Award Type [Domain]
Equity Award [Domain]
Number of Options, Outstanding options, Ending (in shares)
Number of Options, Outstanding options, Beginning (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Weighted-Average Exercise Price Per Share, Outstanding, Beginning (in dollars per share)
Weighted-Average Exercise Price Per Share, Outstanding, Ending (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Number of Options [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Ending Balance (in shares)
Beginning Balance (in shares)
Shares, Outstanding
Mandatorily redeemable interest
Mandatorily Redeemable Interest
Delivery expenses
Shipping, Handling and Transportation Costs
Delivery Expenses
Shipping and Handling Cost, Policy [Policy Text Block]
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Significant Accounting Policies [Text Block]
State [Member]
Statement [Line Items]
Statement [Line Items]
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY [Abstract]
CONSOLIDATED STATEMENTS OF CASH FLOWS [Abstract]
Equity Components [Axis]
Statement [Table]
Statement [Table]
Business Segments [Axis]
Segments [Axis]
CONSOLIDATED BALANCE SHEETS [Abstract]
Class of Stock [Axis]
Class of Stock [Axis]
Common stock shares repurchase authorized, value
Stock Repurchase Program, Authorized Amount
Exercise of stock options and tax components of stock-based awards, net
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures
Number of Options, Exercised (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Vested restricted stock units (in shares)
Stock Issued During Period, Shares, Restricted Stock Award, Gross
Common stock shares repurchase authorized, value that remains available
Stock Repurchase Program, Remaining Authorized Repurchase Amount
Vested restricted stock units
Stock-Based Compensation Expense [Member]
Stock Compensation Plan [Member]
Exercise of stock options and tax components of stock-based awards, net (in shares)
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures
Common Stock, Preferred Stock, Treasury Stock, Stock-Based Compensation and Other Benefits
Stockholders' Equity Note Disclosure [Text Block]
Stockholders' equity:
Stockholders' Equity Attributable to Parent [Abstract]
Total stockholders' equity
Ending Balance
Beginning Balance
Stockholders' Equity Attributable to Parent
Supplemental information:
Supplemental Cash Flow Information [Abstract]
Relationship to Entity [Domain]
Relationship to Entity [Domain]
Title of Individual [Axis]
Title of Individual [Axis]
Trade Name [Member]
Trade Names [Member]
Treasury stock at cost (in shares)
Treasury Stock, Shares, Acquired
Treasury stock at cost, shares (in shares)
Treasury Stock, Shares
Treasury Stock [Member]
Treasury Stock [Member]
Common stock shares repurchased
Treasury stock at cost
Treasury Stock, Value, Acquired, Cost Method
Aggregate price of treasury stock (in dollars per share)
Treasury stock at cost, 2,617,305 and 2,776,875 shares at December 31, 2014 and December 31, 2015, respectively
Treasury Stock, Value
Type of Restructuring [Domain]
Type of Reserve [Domain]
Type of Reserve [Domain]
Other [Member]
FUL and AMP changes [Member]
Unfavorable Regulatory Action [Member]
Hurricane Sandy Disaster Costs
Unusual or Infrequent Items Disclosure [Text Block]
Unusual or Infrequent Item [Axis]
Unusual or Infrequent Item [Axis]
Negative effect on diluted earnings per share (in dollars per share)
Unusual or Infrequent Item [Domain]
Unusual or Infrequent Item [Domain]
Use of Estimates
Use of Estimates, Policy [Policy Text Block]
Allowance for doubtful accounts, Charges Included in Selling, General & Administrative Expenses
Valuation Allowances and Reserves, Charged to Cost and Expense
Valuation Technique [Domain]
Valuation Technique [Domain]
Allowance for doubtful accounts, Write-offs
Valuation Allowances and Reserves, Deductions
Valuation Technique [Axis]
Valuation Technique [Axis]
Variable Rate [Axis]
Variable Rate [Domain]
Basic (in shares)
Denominator for basic earnings per share-weighted average shares (in shares)
Weighted Average Number of Shares Outstanding, Basic
Diluted (in shares)
Denominator for earnings per diluted share - adjusted weighted average shares (in shares)
Weighted Average Number of Shares Outstanding, Diluted
Loss on extinguishment of debt
Loss on debt extinguishment
Loss on extinguishment of debt
Tabular disclosure of all of the fair values of the purchase price and assets and liabilities acquired in a business combination.
Purchase Price Allocation [Text Block]
Schedule of Purchase Price Allocation
2014 Acquisitions
2014 Acquisitions [Member]
Amounts Recognized as of Acquisition Date [Member]
Amounts Recognized As Of Acquisition Date [Member]
As adjusted [Member]
Equipment and software.
Equipment And Software Gross
Equipment and software
Document and Entity Information [Abstract]
Operating Leases and Capital Lease Obligations Future Minimum Payments Due [Abstract]
Total [Abstract]
Amount of minimum lease payments for operating leases and capital leases due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
Operating Leases and Capital Lease Obligations Future Minimum Payments Due Thereafter
Thereafter
Amount of minimum lease payments for operating leases and capital leases due in third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
Operating Leases and Capital Lease Obligations Future Minimum Payments, Due in Three Years
2018
Amount of minimum lease payments for operating leases and capital leases due in fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
Operating Leases and Capital Lease Obligations Future Minimum Payments, Due in Four Years
2019
Amount of minimum lease payments for operating leases and capital leases due in second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
Operating Leases and Capital Lease Obligations Future Minimum Payments, Due in Two Years
2017
Amount of minimum lease payments for operating leases and capital leases due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
Operating Leases and Capital Lease Obligations Future Minimum Payments Due, Next Twelve Months
2016
Amount of minimum lease payments for operating leases and capital leases due in fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
Operating Leases and Capital Lease Obligations Future Minimum Payments, Due in Five Years
2020
Amount of minimum lease payments for operating leases and capital leases.
Operating Leases and Capital Lease Obligations Future Minimum Payments Due
Total
Business interruption coverage
Business interruption coverage [Member]
A description of the event that resulted in a business interruption loss.
Other losses related to Hurricane Sandy
The amounts disputed by ABDC generally relate to certain rebates owed by ABDC under the Amended PVA, which are for the fourth quarter of 2014.
Quarter 4 PVA claim [Member]
Commiments And Contingencies [Table]
Commiments And Contingencies [Table]
Commiments And Contingencies [Table]
The amounts disputed by ABDC generally relate to certain rebates owed by ABDC under the Amended PVA, which are for the third quarter of 2014
Quarter 3 PVA claims [Member]
Quarter 3 PVA claims [Member]
The amounts disputed by ABDC generally relate to certain rebates owed by ABDC under the Amended PVA, which are for the second quarter of 2014.
Quarter 2 PVA claim [Member]
The percentage of reimbursement reduction on the Department of Health Care Services (DHCS) plans to implement.
Reimbursement reduction for healthcare providers (in hundredths)
Reimbursement reduction for healthcare providers
Refers to the legal remedy expenses per facsimile during the period.
Statutory Remedy Expenses Per Facsimile
Statutory Remedy Expenses Per Facsimile
ABDC's failure to comply with certain pricing and rebate provisions
ABDC litigation [Member]
Net receivables, whether previously disputed or not, due and owing from ABDC aa of the balance sheet date and the related amounts payable to ABDC, which have been offset resulting in a net receivable.
Net rebate receivable
Amount charged against earnings for litigation related settlements and professional expenses primarily in connection with specifically identified legal proceedings.
Settlement Litigation And Other Charges
Settlement, litigation and other related charges
Depakote DOJ settlement.
Depakote DOJ settlement [Member]
Amgen US District South Carolina
Amgen US District South Carolina [Member]
Amgen attorney fees
Amgen attorney fees [Member]
ABDC litigation period
ABDC litigation period
Term of the contract.
Contract term
Pharmacy locations and administrative offices of the entity.
Pharmacy locations and administrative offices [Member]
Pharmacy locations and administrative offices [Member]
Tabular disclosure of the estimated useful lives of assets recorded at cost and depreciated using straight line method over their estimated useful lives or lease term.
Estimated useful lives summary [Table Text Block]
Schedule of Equipment and Leasehold Improvements
Accounts receivable, recorded percentage, total due.
Accounts Receivable Recorded Percentage Total Due
Total accounts receivable recorded percentage due
Accounts Receivable Recorded Percentage Zero To Sixty Days Due
Accounts Receivable Recorded Percentage Zero To Sixty Days Due
0 to 60 days
Accounts Receivable Recorded Percentage Over One Hundred And Twenty Days Due
Accounts Receivable Recorded Percentage Over One Hundred And Twenty Days Due
Over 120 days
Accounts Receivable Recorded Percentage Sixty One To One Hundred Twenty Days Due
Accounts Receivable Recorded Percentage Sixty One To One Hundred Twenty Days Due
61 to 120 days
Customer Type [Axis]
Customer Type [Axis]
Customer Type [Axis]
Customer Type [Domain]
Customer Type [Domain]
Customer Type [Domain]
Insured [Member]
Insured [Member]
Insured [Member]
Institutional Health Care Providers [Member]
Institutional Health Care Providers [Member]
Institutional Healthcare Providers [Member]
Private Payor and Other [Member]
Private Payor And Other [Member]
Private Payer and Other [Member]
Medicaid [Member]
Medicaid [Member]
Medicaid [Member]
Medicare Part D [Member]
Medicare Part D [Member]
Medicare Part D [Member]
Medicare [Member]
Medicare [Member]
Medicare [Member]
MERGER, ACQUISITION, INTEGRATION COSTS AND OTHER CHARGES [Abstract]
Expenses incurred during mergers, acquisitions and integrations. This element includes other charges, as well.
Merger Acquisition Integration Costs And Other Charges
Merger, acquisition, integration costs and other charges
Aggregate value of stock related to vested performance stocks issued during the period.
Vested performance stock units
Total number of shares issued during the period, including shares forfeited, as a result of Performance Stock Awards.
Stock Issued During Period Shares Performance Share Award Plan
Vested performance share units (in shares)
Institutional Pharmacies [Member]
Institutional Pharmacies [Member]
Institutional Pharmacy [Member]
Specialty Infusion
Specialty Infusion [Member]
The period which capitalized software cost are amortized over in fixed assets.
Intangible Asset Amortization Period
Capitalized internally developed software costs, amortization period
Other Fixed Assets [Member]
Other Fixed Assets [Member]
Fixed Assets [Member]
Represents the number of infusion pharmacies at period end.
Number Of Infusion Pharmacies
Number of specialty infusion pharmacies
Self insured employee health benefits expense.
Self Insured Employee Health Benefits Expense
Self-insured employee health benefits expense
Represents the acquisition the Corporation completed through one of its wholly owned subsidiaries.
OncoMed Speciality, LLC [Member]
Represents the number of pharmacies that specialize in oncology.
Number of Oncology Pharmacies
Number of specialty oncology pharmacies
Represents the number of operating institutional pharmacies at period end.
Number Of Operating Institutional Pharmacies
Number of operating institutional pharmacies
Specialty Oncology
Specialty Oncology [Member]
Specialty oncology [Member]
Subsequent to bad debt write off, payment was received and allowance was reversed.
Outstanding receivable payment
Stated Interest Rate Maximum [Member]
Stated Interest Rate Maximum [Member]
Stated Interest Rate, Maximum [Member]
Stated Interest Rate Minimum [Member]
Stated Interest Rate Minimum [Member]
Stated Interest Rate, Minimum [Member]
Total Debt Capacity [Member]
Total Debt Capacity [Member]
Total Debt Capacity [Member]
Term Loan Facility [Member]
Term Loan Facility [Member]
Term Debt [Member]
Base rate fee on letters of credit.
Letter of credit base rate
Letter of credit base rate
variable rate on the letter of credit.
Letter of credit fees floating rate
Letter of credit fees floating rate
Percent of revenues capital spending limitation
Percent of revenues capital spending limitation
Percent of revenues capital spending limitation
Interest rate coverage ratio
Interest rate coverage ratio
Interest charge coverage ratio
Disclosure of accounting policy for the nature of business.
Nature Of Business [Policy Text Block]
Nature of Business
Liability for self-insurance related to the majority of the Corporation's employee health benefits.
Self Insurance Liability Policy [Text Block]
Self-Insured Employee Health Benefits
Certain fair value adjustments related to acquisitions during measurement period.
Measurement Period Adjustments [Policy Text Block]
Measurement Period Adjustments
Vendor and Supplier Rebates [Policy Text Block]
Vendor And Supplier Rebates Policy [Text Block]
Supplier Rebates
Equipment And Software [Member]
Equipment And Software [Member]
Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, that will be recognized in the current period.
Deferred Tax Asset Liability Net Current
Current deferred taxes, net
Schedule of Deferred Income Tax Assets and Liabilities [Table]
Schedule Of Deferred Income Tax Assets And Liabilities [Table]
Schedule of Deferred Income Tax Assets and Liabilities [Table]
Deferred Tax Assets and Liabilities [Axis]
Deferred Tax Assets And Liabilities [Axis]
Deferred Tax Assets and Liabilities [Axis]
Deferred Tax Assets [Axis]
Deferred Tax Assets [Axis]
Deferred Tax Assets [Axis]
Deferred Tax Assets Expiration Dates [Domain]
Deferred Tax Assets Expiration Dates [Domain]
Deferred Tax Assets Expiration Dates [Domain]
Deferred Tax Assets Noncurrent [Member]
Deferred Tax Assets Noncurrent [Member]
Deferred Tax Assets Noncurrent [Member]
Deferred Tax Assets Current [Member]
Deferred Tax Assets Current [Member]
Deferred Tax Assets Current [Member]
Schedule of Deferred Income Tax Assets and Liabilities [Line Items]
Schedule Of Deferred Income Tax Assets And Liabilities [Line Items]
Schedule of Deferred Income Tax Assets and Liabilities [Line Items]
Deferred Tax Liabilities, Valuation Allowance
Deferred Tax Liabilities Valuation Allowance
Valuation allowance
Deferred Tax Liabilities Allowance For Doubtful Accounts
Deferred Tax Liabilities Allowance For Doubtful Accounts
Allowance for doubtful accounts
Deferred Tax Liabilities, Net Operating Loss Carry Forwards
Deferred Tax Liabilities Net Operating Loss Carry Forwards
Net operating losses
Amount of valuation allowances of deferred tax Liabilities attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.
Deferred Tax Liabilities Valuation Allowance Current
Deferred Tax Assets and Liabilities [Domain]
Deferred Tax Assets And Liabilities [Domain]
Deferred Tax Assets and Liabilities [Domain]
Deferred Tax Liability [Member]
Deferred Tax Liability [Member]
Deferred Tax Liability Noncurrent [Member]
Deferred Tax Liabilities Current [Member]
Deferred Tax Liabilities Current [Member]
Deferred Tax Liabilities Current [Member]
Deferred Tax Liabilities, Share Based Compensation
Deferred Tax Liabilities Share Based Compensation
Stock-based compensation
Lease of a facility associated with exit from or disposal of business activities or restructurings pursuant to a plan.
Facility Lease Costs [Member]
Facility Costs [Member]
Total estimated amortization expense.
Finite Lived Intangible Assets Amortization Expense Net
Total estimated amortization expense
Omnibus share based compensation plan.
Omnibus Plan 2015 [Member]
Rights issued to common stock holders to purchase one thousandth of preferred stock for each right
Rights Issued To Common Stock Holders To Purchase One Thousandth Of Preferred Stock For Each Right
Rights issued to common stock holders to purchase one thousandth of preferred stock for each right
Share Based Compensation Arrangement by Share Based Payment Award, Options, Contractual Term
Share Based Compensation Arrangement By Share Based Payment Award Options Contractual Term
Term of share based compensation
The liquidation preference for the holder being entitled to an aggregate payment per whole share equal to 1,000 times the amount per share distributed to the holders of Common Stock.
Series A Preferred Stock Liquidation Preference Amount Times Common Stock Distributed
Liquidation preference time common stock distributed
Preferred Stock, Votes per share
Preferred Stock Votes Per Share
Preferred stock, votes per whole share
Unfunded deferred compensation plan, participants annual base salary percentage, maximum
Unfunded Deferred Compensation Plan Participants Annual Base Salary Percentage Maximum
Unfunded deferred compensation plan, participants' annual base salary percentage, maximum
Share Based Compensation Arrangement By Share Based Payment Award Initial Share Reserve Amount
Share Based Compensation Arrangement By Share Based Payment Award Initial Share Reserve Amount
Maximum number of performance shares (in shares)
Share Based Compensation Arrangement by Share Based Payment Award Equity Instrument Other Than Options Number Subtracted For Full Value Awards
Share Based Compensation Arrangement By Share Based Payment Award Equity Instrument Other Than Options Number Subtracted For Full Value Awards
Share based compensation number of shares subtracted from fungible pool for full value awards (in shares)
Share Based Compensation Arrangement by Share Based Payment Awards Performance Period
Share Based Compensation Arrangement By Share Based Payment Awards Performance Period
Performance period
Unfunded deferred compensation plan, participants annual short term incentive program percentage, maximum
Unfunded Deferred Compensation Plan Participants Annual Short Term Incentive Program Percentage Maximum
Unfunded deferred compensation plan, participants annual short term incentive program percentage, maximum
Effects of share based awards on diluted earnings per share.
Effects Of Share Based Awards On Diluted Earnings Per Share
Dilution of shares of stock for any full-value award (in dollars per share)
Four Zero One K Plan [Member]
Four Zero One K Plan [Member]
401K Plan [Member]
Amended and Restated Twenty Zero Seven Omnibus Incentive Plan [Member]
Amended And Restated Twenty Zero Seven Omnibus Incentive Plan [Member]
Amended and Restated 2007 Omnibus Incentive Plan [Member]
Nonvested Shares [Member]
Nonvested Shares [Member]
Expected Dividends [Member]
Expected Dividends [Member]
Expected Dividends [Member]
Non Vested Stock [Member]
Non Vested Stock [Member]
Nonvested Stock Compensation Expense [Member]
Nonvested Stock [Member]
Omnibus Plan Plus [Member]
Omnibus Plan Plus [Member]
Omnibus Plan Plus [Member]
Fungible Pool [Member]
Fungible Pool [Member]
Fungible Pool [Member]
Substitute Equity Awards [Member]
Substitute Equity Awards [Member]
Substitute Equity Awards [Member]
Performance Based Restricted Share Awards [Member]
Performance Based Restricted Share Awards [Member]
Restricted Share Awards [Member]
Performance Stock Units [Member]
Performance Stock Units [Member]
Performance Stock Units [Member]
Deferred compensation plan directors cash fees and stock fees percentage, maximum
Deferred Compensation Plan Directors Cash Fees And Stock Fees Percentage Maximum
Deferred compensation plan directors cash fees and stock fees percentage, maximum
Reserve [Member]
Reserve [Member]
Reserve [Member]
Employee And Officer [Member]
Employee And Officer [Member]
Officers and employees [Member]
Board of Directors [Member]
Board Of Directors [Member]
Board of Directors [Member]
The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, deferred compensation and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.
Share Based Compensation And Deferred Compensation
Stock-based compensation and deferred compensation
Hurricane Related Property Damage
Hurricane Related Property Damage
Hurricane Sandy disaster costs (recoveries)
Adjustments for Merger, Acquisition, Integration And Transitional Related Expenses And Other Costs
Adjustments For Merger Acquisition Integration And Transitional Related Expenses And Other Costs
Merger, acquisition, integration costs and other charges
Insurance recovery related to Hurricane Sandy.
Hurricane Sandy Insurance Recovery
Changes In Goodwill, Table [Text Block]
Changes In Goodwill Table [Text Block]
Changes in Carrying Amount of Goodwill
Finite Lived Intangible Assets, Accumulated Amortization, Acquired During Period
Finite Lived Intangible Assets Accumulated Amortization Acquired During Period
Accumulated amortization, Additions
Finite lived intangible assets gross, additions.
Finite Lived Intangible Assets Gross Additions
Finite Lived Intangible Assets Gross, Additions
The new 2014 agreement.
Credit agreement for 2014 [Member]
2014 Credit Agreement [Member]
Credit Agreement 2011
Credit Agreement 2011 [Member]
2011 Credit Agreement [Member]
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to legal liability.
Effective Income Tax Rate Reconciliation Nondeductible Expense Legal Liability
Non-deductible legal expenses
Effective Income Tax Rate Reconciliation Deductible Expense Legal Expenses
Deductible legal expenses
162M compensation reconciliation adjustment
162(m) compensation
Refers to the percentage of net operating profit or loss as an adjustment to interest expense.
Percentage of net operating profit or loss (in hundredths)
Percentage of net operating profit or loss
Number (total) of acquisitions completed during the period
Number of Acquisitions Completed
Represents the number of acquisitions of infusion businesses completed during the period
Number of Acquisitions of Infusion Business Completed
Represents the number of acquisitions of long-term care businesses completed during the period.
Number of Acquisitions of Long-term Care Businesses Completed
Number of acquisitions of long-term care businesses completed
2013 Acquisitions
2013 Acquisitions [Member]
2015 Acquisitions
2015 Acquisitions [Member]
Represents the number of acquisitions of hospital care businesses completed during the period.
Number of Acquisitions of Hospital Services Businesses Completed
Long term care acquisitions consolidated during the period.
Long term care acquisitions consolidated
The period of time that tax authorities can perform tax examinations.
Statute of limitations for tax examinations
Measurement Period Adjustments [Member]
Measurement Period Adjustments [Member]
Measurement Period Adjustments [Member]
Pre tax book income
Pre Tax Book Income
Current provision [Abstract]
Current provision [Abstract]
Deferred provision [Abstract]
Deferred provision (benefit) [Abstract]
Deferred Income Tax Expense Benefit Gross
Deferred Income Tax Expense Benefit Gross
Total
Contingent Consideration [Member]
Contingent Consideration [Member]
Contingent Consideration [Member]
Mandatorily redeemable interest represents a future obligation associated with the Corporation's acquisition of a specialty pharmacy business,
Mandatorily Redeemable Interest [Member]