XML 67 R60.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Liability for Unpaid Losses and Loss Adjustment Expenses - Additional Information (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve $ (82) $ 51 $ (81) $ 51
Non-Core Operations        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve 400 (800) 300 (3,000)
Non-Core Operations | Property Lines        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve   600 500 1,400
Non-Core Operations | Property Lines | Unfavorable Development        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve       2,400
Non-Core Operations | Property Lines | Favorable Development        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve       (1,000)
Non-Core Operations | Casualty Lines        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve   3,900 500 1,900
Non-Core Operations | Reinsurance        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve   (5,300) (700) (6,300)
Non-Core Operations | Reinsurance | Unfavorable Development        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve       1,100
Non-Core Operations | Reinsurance | Favorable Development        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve       (7,400)
Penn-America Segment        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve (500) 900 (400) 3,100
Penn-America Segment | Property Lines        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve (400) (300) (300) (900)
Penn-America Segment | Property Lines | Unfavorable Development        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve   400    
Penn-America Segment | Property Lines | Favorable Development        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve   (700)    
Penn-America Segment | Casualty Lines        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve $ (100) 1,200 $ (100) 3,900
Penn-America Segment | Casualty Lines | Unfavorable Development        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve   4,700   6,900
Penn-America Segment | Casualty Lines | Favorable Development        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve   $ (3,500)   (3,000)
Penn-America Segment | Professional        
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]        
Changes in prior year reserve       $ 100