XML 87 R73.htm IDEA: XBRL DOCUMENT v3.22.0.1
Reserves for Losses and Loss Settlement Expenses - Cumulative Paid Claims and Allocated Claim Adjustment Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Liabilities for unpaid losses and loss settlement expenses, net of reinsurance $ 1,308,438                  
Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 830,176                  
All outstanding liabilities for unpaid losses and loss settlement expenses before 2012, net of reinsurance 30,242                  
Liabilities for unpaid losses and loss settlement expenses, net of reinsurance 612,108                  
Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 1,283,327                  
All outstanding liabilities for unpaid losses and loss settlement expenses before 2012, net of reinsurance 1,422                  
Liabilities for unpaid losses and loss settlement expenses, net of reinsurance 122,739                  
Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 1,425,475                  
All outstanding liabilities for unpaid losses and loss settlement expenses before 2012, net of reinsurance 749                  
Liabilities for unpaid losses and loss settlement expenses, net of reinsurance 383,149                  
Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 397,978                  
All outstanding liabilities for unpaid losses and loss settlement expenses before 2012, net of reinsurance 17,864                  
Liabilities for unpaid losses and loss settlement expenses, net of reinsurance 103,856                  
Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 469,326                  
All outstanding liabilities for unpaid losses and loss settlement expenses before 2012, net of reinsurance 719                  
Liabilities for unpaid losses and loss settlement expenses, net of reinsurance 22,503                  
2012 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 75,187 $ 74,644 $ 73,819 $ 71,773 $ 69,800 $ 64,574 $ 55,316 $ 39,948 $ 24,620 $ 6,875
2012 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 108,859 108,123 107,992 106,740 106,521 105,250 103,197 100,078 94,380 71,008
2012 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 96,174 96,176 94,983 94,747 93,179 90,292 82,944 71,469 57,201 39,247
2012 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 36,762 36,520 36,060 35,388 34,330 33,063 30,933 28,397 23,023 11,802
2012 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 44,178 44,159 44,158 44,158 44,139 43,569 44,448 43,375 41,979 $ 30,415
2013 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 83,491 78,448 75,961 72,115 65,773 54,559 39,953 25,228 9,835  
2013 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 93,200 92,472 92,012 91,493 89,200 86,115 82,853 78,226 59,331  
2013 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 103,368 103,037 101,580 100,058 96,375 90,780 79,663 67,630 43,592  
2013 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 48,327 48,093 47,572 47,071 45,078 42,941 38,023 30,209 14,136  
2013 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 36,466 36,466 36,397 36,323 36,155 35,306 34,297 32,788 $ 25,505  
2014 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 102,042 96,509 93,060 83,109 70,363 50,211 29,679 10,207    
2014 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 127,883 126,307 125,745 123,697 122,370 116,750 113,663 84,456    
2014 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 117,770 116,843 113,751 109,682 99,922 87,590 68,033 45,704    
2014 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 46,664 46,299 45,825 45,193 42,964 38,441 30,289 13,965    
2014 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 52,526 52,519 52,543 52,018 51,837 49,710 47,912 $ 37,055    
2015 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 109,540 104,472 96,339 74,292 53,901 27,182 11,185      
2015 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 104,127 103,975 104,115 101,367 95,515 90,454 67,217      
2015 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 135,462 134,100 129,317 118,395 99,201 78,225 50,782      
2015 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 41,006 40,034 39,305 38,424 35,229 27,304 12,063      
2015 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 40,053 40,029 39,865 39,428 39,027 37,431 $ 29,551      
2016 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 115,107 102,757 88,885 63,526 38,184 13,782        
2016 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 141,104 139,353 137,909 132,429 125,962 92,895        
2016 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 168,950 164,341 148,224 128,157 103,528 66,013        
2016 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 48,277 47,082 45,743 40,680 32,345 14,413        
2016 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 44,737 44,618 44,046 42,660 40,910 $ 32,999        
2017 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 111,085 91,984 70,500 43,172 17,716          
2017 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 157,512 152,219 145,900 137,058 99,484          
2017 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 212,947 197,893 166,170 126,644 81,311          
2017 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 43,833 41,672 38,083 31,309 14,647          
2017 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 57,824 57,169 55,982 53,111 $ 42,135          
2018 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 105,515 79,168 44,772 16,200            
2018 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 137,794 133,703 123,559 92,770            
2018 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 211,123 187,405 138,092 81,572            
2018 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 47,173 43,189 35,369 16,949            
2018 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 50,185 49,464 47,433 $ 37,410            
2019 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 72,179 46,986 18,221              
2019 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 142,342 136,084 100,980              
2019 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 205,614 153,244 91,919              
2019 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 38,382 29,668 13,582              
2019 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 54,935 52,390 $ 40,544              
2020 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 43,596 17,011                
2020 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 173,055 128,704                
2020 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 109,686 67,660                
2020 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 29,605 17,603                
2020 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 68,124 $ 54,181                
2021 | Commercial other liability                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 12,434                  
2021 | Commercial fire and allied                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 97,451                  
2021 | Commercial automobile                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 64,381                  
2021 | Workers' compensation                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance 17,949                  
2021 | Personal                    
Liability for Claims and Claims Adjustment Expense [Line Items]                    
Cumulative paid losses and allocated loss settlement expenses, net of reinsurance $ 20,298