Document and Entity Information Entities [Table] Document Information [Line Items] Document Information [Line Items] Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Amendment Flag Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Consolidated Balance Sheets Statement [Table] Class of Stock [Axis] Class Of Stock [Domain] Class of Stock [Domain] Series A Preferred Stock [Member] 9.25% Series A Preferred Stock Series B Preferred Stock [Member] 7.875% Series B Preferred Stock Series C Preferred Stock [Member] 7.125% Series C Preferred Stock Statement [Line Items] Statement Income taxes Assets [Abstract] ASSETS Real Estate Investment Property, Net Investment in hotel properties, net Investment in hotel properties, net Development in Process Investment in hotel properties under development Land Available for Development Land held for development Assets of Disposal Group, Including Discontinued Operation Assets held for sale Cash and Cash Equivalents, at Carrying Value End of period Beginning of period Cash and cash equivalents Restricted Cash and Cash Equivalents Restricted cash Accounts Receivable, Net Trade receivables Prepaid Expense and Other Assets Prepaid expenses and other Prepaid expenses and other Derivative Asset Derivative financial instruments Derivative asset Net amount of deferred costs capitalized at the end of the reporting period, such as deferred financing costs and capitalized franchise fees. Does not include deferred acquisition costs of insurance companies. Deferred Costs, Net Deferred charges, net Deferred charges, net Deferred Income Tax Assets, Net Deferred tax asset, net Other Assets Other assets Total Assets Total assets Liabilities and Equity [Abstract] LIABILITIES AND EQUITY Liabilities [Abstract] Liabilities: Long-term Debt Outstanding Principal Balance Total Debt Accounts Payable Accounts payable Represents the total of the carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered, and the aggregate of liabilities not separately disclosed in the balance sheet. Accrued and Other Liabilities Accrued expenses and other Total Derivative Liability Derivative liability Derivative financial instruments Liabilities Total liabilities Commitments and Contingencies. Commitments and contingencies (Note 9) Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Equity: Preferred Stock, Number of Shares, Par Value and Other Disclosures [Abstract] Preferred stock, $.01 par value per share, 100,000,000 shares authorized: Preferred Stock, Value, Issued Preferred stock Common Stock, Value, Issued Common stock, $.01 par value per share, 500,000,000 shares authorized, 86,793,521 and 86,149,720 shares issued and outstanding at December 31, 2015 and 2014, respectively Additional Paid in Capital Additional paid-in capital Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Accumulated Distributions in Excess of Net Income Accumulated deficit and distributions Stockholders' Equity Attributable to Parent Total stockholders' equity Noncontrolling Interest in Operating Partnerships Non-controlling interests in operating partnership Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Balance at end of year Balance at beginning of year Total equity Liabilities and Equity Total liabilities and equity Preferred Stock, Par or Stated Value Per Share Preferred stock, par value (in dollars per share) Preferred Stock, Shares Authorized Preferred stock, shares authorized Preferred Stock, Shares Issued Preferred stock, shares issued Preferred Stock, Shares Outstanding Preferred stock, shares outstanding Preferred Stock, Liquidation Preference, Value Preferred stock, aggregate liquidation preference (in dollars) Preferred Stock, Dividend Rate, Percentage Preferred stock, dividend rate (as a percent) Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common stock, shares issued Common Stock, Shares, Outstanding Common stock, shares outstanding Consolidated Statements of Operations Revenues [Abstract] Revenues: Occupancy Revenue Room Other Hotel Operating Revenue Other hotel operations revenue Revenues Total revenues Total revenues Costs and Expenses [Abstract] Expenses: Cost of Goods and Services Sold [Abstract] Hotel operating expenses: Occupancy Costs Room Other Direct Costs of Hotels Other direct Cost of Other Property Operating Expense Other indirect Cost of Revenue Total hotel operating expenses Depreciation, Depletion and Amortization, Nonproduction Depreciation and amortization General and Administrative Expense Corporate general and administrative Business Combination, Acquisition Related Costs Hotel property acquisition costs Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down Loss on impairment of assets Costs and Expenses Total expenses Operating Income (Loss) Operating income Nonoperating Income (Expense) [Abstract] Other income (expense): Interest Expense Interest expense Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Gain on disposal of assets, net Other Nonoperating Income (Expense) Other income (expense) Nonoperating Income (Expense) Total other income (expense) Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Income from continuing operations before income taxes Income Tax Expense (Benefit) Income tax expense From continuing operations Income tax expense (benefit) Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest Income from continuing operations Income from continuing operations Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Income (loss) from discontinued operations Income (loss) from discontinued operations Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Net income Net income (loss) Net Income (Loss) Attributable to Noncontrolling Interest [Abstract] Income (loss) attributable to non-controlling interests: Noncontrolling Interest in Net Income (Loss) Operating Partnerships, Redeemable Operating partnership Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Nonredeemable Joint venture Net Income (Loss) Attributable to Parent Net income attributable to Summit Hotel Properties, Inc. Preferred Stock Dividends, Income Statement Impact Preferred dividends Less: Preferred dividends Net Income (Loss) Available to Common Stockholders, Basic Net income (loss) attributable to common stockholders Earnings Per Share, Basic [Abstract] Earnings (loss) per share - Basic: Earnings per common share - basic: Income (Loss) from Continuing Operations, Per Basic Share Net income (loss) from continuing operations (in dollars per share) Net income per share from continuing operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Net income (loss) from discontinued operations (in dollars per share) Net income per share from discontinued operations (in dollars per share) Earnings Per Share, Basic Net income per share (in dollars per share) Net income (loss) (in dollars per share) Earnings Per Share, Diluted [Abstract] Earnings (loss) per share - Diluted Earnings per common share - diluted: Income (Loss) from Continuing Operations, Per Diluted Share Net income (loss) from continuing operations (in dollars per share) Net income per share from continuing operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Net income (loss) from discontinued operations (in dollars per share) Net income per share from discontinued operations (in dollars per share) Earnings Per Share, Diluted Net income per share (in dollars per share) Net income (loss) (in dollars per share) Weighted Average Number of Shares Outstanding, Diluted [Abstract] Denominator: Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding, Basic Basic (in shares) Weighted average common shares outstanding - basic Weighted Average Number of Shares Outstanding, Diluted Weighted average common shares outstanding - diluted Diluted (in shares) Common Stock, Dividends, Per Share, Cash Paid Dividends per share (in dollars per share) Consolidated Statements of Comprehensive Income (Loss) Legal Entity [Axis] Entity [Domain] Entity [Domain] Represents information pertaining to the reporting entity's operating subsidiary Summit Hotel OP, LP. a subsidiary in which the reporting entity holds both general and limited partnership interests. Summit Hotel O P L P [Member] Operating Partnership Represents a corporation or an unincorporated venture owned and operated by a small group of ventures to accomplish a mutually beneficial venture or project. Joint Venture [Member] Joint Venture Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Changes in fair value of derivative financial instruments Other Comprehensive Income (Loss), Net of Tax Other comprehensive income (loss) Total other comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive income Comprehensive (Income) Loss, Net of Tax, Attributable to Noncontrolling Interest [Abstract] Comprehensive income (loss) attributable to non-controlling interest: Comprehensive (Income) Loss, Net of Tax, Attributable to Noncontrolling Interest Comprehensive income (loss) attributable to non-controlling interest Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income attributable to Summit Hotel Properties, Inc. Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to the common stockholders. Comprehensive Income (Loss) Available to Common Stockholders Comprehensive income (loss) attributable to common stockholders Consolidated Statements of Changes in Equity Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Preferred Stock [Member] Preferred Stock Common Stock [Member] Common Stock Additional Paid In Capital [Member] Additional Paid-in Capital Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Income (Loss) Parent [Member] Total Shareholders' Equity Noncontrolling Interest [Member] Non-controlling Interests Increase (Decrease) in Stockholders' Equity [Roll Forward] Changes in equity Shares, Issued Balance (in shares) Balance (in shares) Stock Issued During Period, Value, New Issues Net proceeds from sale of stock Stock Issued During Period, Shares, New Issues Sale of stock (in shares) Stock Issued During Period, Value, Conversion of Units Common stock redemption of common units Stock Issued During Period, Shares, Conversion of Units Common stock redemption of common units (in shares) Shares of common stock issued to redeem common units Noncontrolling Interest, Increase from Business Combination Common units issued for acquisition Noncontrolling Interest, Increase from Subsidiary Equity Issuance Contribution by non-controlling interests in joint venture Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Acquisition of non-controlling interest in joint venture Dividends, Cash Dividends paid Dividend paid Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Equity-based compensation Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Equity-based compensation (in shares) Stock issued, net on cashless exercise (in shares) Stockholders' Equity, Other Other Stockholders' Equity, Other Shares Other (in shares) Consolidated Statements of Cash Flows Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] OPERATING ACTIVITIES Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Depreciation, Depletion and Amortization Depreciation and amortization Amortization of Financing Costs Deferred financing costs Deferred finance cost amortization Asset Impairment Charges Loss on impairment of assets Share-based Compensation Equity-based compensation Deferred Income Tax Expense (Benefit) Deferred tax asset, net Gain (Loss) on Disposition of Assets Gain on disposal of assets, net Other Noncash Income (Expense) Other Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Restricted Cash for Operating Activities Restricted cash - operating Increase (Decrease) in Accounts Receivable Trade receivables, net Increase (Decrease) in Prepaid Expense and Other Assets Prepaid expenses and other Increase (Decrease) in Operating Liabilities Accounts payable and Accrued expenses and other Net Cash Provided by (Used in) Operating Activities NET CASH PROVIDED BY OPERATING ACTIVITIES Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] INVESTING ACTIVITIES Payments to Acquire Real Estate Acquisitions of hotel properties Payments to Acquire Additional Interest in Subsidiaries Acquisition of non-controlling interest in joint venture Remaining non-controlling interest acquired Payments to Develop Real Estate Assets Investment in hotel properties under development Payments to Acquire and Develop Real Estate Acquisition of land held for development Payments for Capital Improvements Improvements and additions to hotel properties Other Payments to Acquire Businesses Escrow deposits for acquisition Payments to Acquire Notes Receivable Amounts drawn under note funding obligation Payments to Acquire Other Property, Plant, and Equipment Purchases of office furniture and equipment Proceeds from Sale of Productive Assets Proceeds from asset dispositions, net of closing costs Proceeds from sale of hotels Increase (Decrease) in Restricted Cash Restricted cash - FF&E reserve Net Cash Provided by (Used in) Investing Activities NET CASH USED IN INVESTING ACTIVITIES Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] FINANCING ACTIVITIES Proceeds from Issuance of Debt Proceeds from issuance of debt Repayments of Debt Principal payments on debt Payments of Financing Costs Financing fees on debt Proceeds from Issuance or Sale of Equity Proceeds from equity offerings, net of offering costs Proceeds from Contributions from Affiliates Proceeds from contribution by joint venture partner The cash outflow to shareholders and partners in the form of dividends and distributions. Payments of Dividends and Distributions Dividends paid Proceeds from (Payments for) Other Financing Activities Other Net Cash Provided by (Used in) Financing Activities NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES Net Cash Provided by (Used in) Continuing Operations Net change in cash and cash equivalents Cash and Cash Equivalents, at Carrying Value [Abstract] CASH AND CASH EQUIVALENTS Supplemental Cash Flow Information [Abstract] SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION Interest Paid Cash payments for interest Interest Paid, Capitalized Capitalized interest Income Taxes Paid, Net Cash payments for income taxes, net of refunds Noncash or Part Noncash Acquisition, Debt Assumed Mortgage debt assumed for acquisitions of hotel properties The value of shares (or units) issued as [noncash or part noncash] consideration for a business or asset acquired. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Shares Issued, Value Fair value of common units issued for acquisition of hotel DESCRIPTION OF BUSINESS Nature of Operations [Text Block] DESCRIPTION OF BUSINESS SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES