v3.24.2.u1
Segment Reporting (Details)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2024
USD ($)
Jun. 30, 2023
USD ($)
Jun. 30, 2024
USD ($)
level3FinancialInstruments
Jun. 30, 2023
USD ($)
Dec. 31, 2023
USD ($)
Segment Reporting, Revenue Reconciling Item [Line Items]          
Number of Reportable Segments | level3FinancialInstruments     3    
Revenues $ 105,000 $ 62,000 $ 207,000 $ 120,000  
Policyholder Benefits and Claims Incurred, Net 18,000 7,000 16,000 25,000  
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest 2,000 (11,000) 27,000 (40,000)  
Provision for income taxes 2,000 2,000 7,000 6,000  
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest (1,000) (13,000) 20,000 (46,000)  
Premiums Earned, Net 33,000 15,000 66,000 29,000  
Net Investment Income 36,000 35,000 78,000 69,000  
Amortization of Intangible Assets 8,000 7,000 21,000 13,000  
Interest Expense 16,000 16,000 32,000    
Total assets 8,184,000 8,132,000 8,184,000 8,132,000 $ 8,428,000
Premiums Written, Net 34,000 (45,000) 62,000 (27,000)  
Derivative, Gain (Loss) on Derivative, Net 0 0 2,000 (3,000)  
Insurance Commissions and Fees 13,000 10,000 31,000 25,000  
Losses and loss adjustment expenses (benefit)     16,000 25,000  
Other Cost and Expense, Operating 47,000 36,000 82,000 72,000  
Insurance Commissions 8,000 6,000 18,000 14,000  
Depreciation 1,000 0 1,000 1,000  
Benefits, Losses and Expenses 103,000 73,000 180,000 160,000  
Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest 0 0 (1,000) (1,000)  
Net income attributable to common shareholders (1,000) (13,000) 19,000 (47,000)  
Realized Investment Gains (Losses) 4,000 (3,000) 4,000 (8,000)  
Contractually Specified Servicing Fee, Late Fee, and Ancillary Fee Earned in Exchange for Servicing Financial Asset 3,000 2,000 6,000 4,000  
Other income Items 15,000 3,000 21,000 4,000  
Deferred Policy Acquisition Costs, Amortization Expense 5,000 1,000 10,000 3,000  
Financial Guarantee          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Revenues 53,000 39,000 107,000 71,000  
Policyholder Benefits and Claims Incurred, Net (5,000) 2,000      
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest 13,000 (8,000) 38,000 (40,000)  
Premiums Earned, Net 6,000 8,000 13,000 14,000  
Net Investment Income 32,000 32,000 70,000 63,000  
Amortization of Intangible Assets 7,000 6,000 18,000 11,000  
Interest Expense 16,000 16,000 32,000 32,000  
Total assets 7,100,000 7,376,000 7,100,000 7,376,000  
Derivative, Gain (Loss) on Derivative, Net 1,000 1,000 2,000 (3,000)  
Losses and loss adjustment expenses (benefit)     (26,000) 15,000  
Other Cost and Expense, Operating 22,000 23,000 44,000 52,000  
Depreciation 0 0 0 1,000  
Benefits, Losses and Expenses 40,000 47,000 69,000 111,000  
Realized Investment Gains (Losses) (1,000) (3,000) 0 (8,000)  
Other income Items 16,000 2,000 21,000 4,000  
Deferred Policy Acquisition Costs, Amortization Expense 0 0 0 0  
Specialty Property & Casualty Program          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Revenues 32,000 11,000 61,000 20,000  
Policyholder Benefits and Claims Incurred, Net 23,000 6,000      
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest (1,000) 0 1,000 (1,000)  
Premiums Earned, Net 27,000 8,000 53,000 15,000  
Net Investment Income 1,000 1,000 3,000 2,000  
Total assets 713,000 395,000 713,000 395,000  
Losses and loss adjustment expenses (benefit)     42,000 10,000  
Other Cost and Expense, Operating 5,000 4,000 8,000 8,000  
Depreciation 0 0 0 0  
Benefits, Losses and Expenses 33,000 11,000 61,000 21,000  
Realized Investment Gains (Losses) 0 0 0 0  
Managing General Agency Underwriter          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Revenues 13,000 10,000 31,000 25,000  
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest 1,000 1,000 5,000 4,000  
Net Investment Income 0 0 0    
Amortization of Intangible Assets 1,000 1,000 2,000 2,000  
Total assets 155,000 137,000 155,000 137,000  
Insurance Commissions and Fees 13,000 10,000 31,000 25,000  
Other Cost and Expense, Operating 3,000 2,000 6,000 5,000  
Insurance Commissions 8,000 6,000 18,000 14,000  
Depreciation 0 0 0 0  
Benefits, Losses and Expenses 12,000 9,000 26,000 20,000  
Corporate and Other          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Revenues 6,000 2,000 8,000 4,000  
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest (11,000) (4,000) (16,000) (3,000)  
Net Investment Income 2,000 2,000 4,000 4,000  
Total assets 216,000 225,000 216,000 225,000  
Derivative, Gain (Loss) on Derivative, Net 0 0 0 0  
Other Cost and Expense, Operating 17,000 6,000 24,000 7,000  
Depreciation 0 0 1,000 0  
Benefits, Losses and Expenses 17,000 6,000 24,000 8,000  
Realized Investment Gains (Losses) 5,000 0 5,000 0  
Other income Items 0 0 0 0  
Property and Casualty, Commercial Insurance          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Contractually Specified Servicing Fee, Late Fee, and Ancillary Fee Earned in Exchange for Servicing Financial Asset 3,000 2,000 6,000 4,000  
Other income Items 0 0 0 0  
Deferred Policy Acquisition Costs, Amortization Expense 5,000 1,000 10,000 3,000  
Insurance Distribution          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Other income Items $ 0 $ 0 $ 0 $ 0