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Insurance Reserves and Policyholder Funds, Liability for Unpaid Losses, Claims and Loss Adjustment Expenses (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
USD ($)
Claim
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Liabilities for losses, claims and loss adjustment expenses, net of reinsurance $ 67,116                  
Duration required for loss data to develop the estimated ultimate incurred claims 36 months                  
Minimum [Member]                    
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Property and casualty claim threshold amount required for review $ 25,000                  
Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 665,252                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance 652,336                  
Liabilities for losses, claims and loss adjustment expenses, net of reinsurance 12,916                  
Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 241,354                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance 198,153                  
Liabilities for losses, claims and loss adjustment expenses, net of reinsurance 43,201                  
Automobile Physical Damage [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 49,736                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance 47,088                  
Liabilities for losses, claims and loss adjustment expenses, net of reinsurance 2,648                  
General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 9,161                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance 5,631                  
All outstanding liabilities prior period net of reinsurance 296                  
Liabilities for losses, claims and loss adjustment expenses, net of reinsurance 3,826                  
Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 18,395                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance 15,113                  
All outstanding liabilities prior period net of reinsurance 31                  
Liabilities for losses, claims and loss adjustment expenses, net of reinsurance 3,313                  
Accident Year 2013 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 57,014 $ 57,014 $ 57,014 $ 57,015 $ 57,016 $ 57,021 $ 57,023 $ 57,034 $ 56,970 $ 56,974
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 867                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 57,014 57,015 57,014 57,015 57,016 57,021 57,023 57,034 56,970 47,770
Accident Year 2013 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 20,958 20,970 20,972 20,972 21,020 21,352 21,823 21,096 20,702 18,664
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 3,278                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 20,958 20,970 20,972 20,972 20,982 20,382 19,407 16,782 12,193 5,144
Accident Year 2013 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 867 868 904 945 820 865 817 926 728 3,461
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 199                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 867 867 855 805 803 791 811 579 339 104
Accident Year 2013 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 2,751 2,753 2,757 2,765 2,809 2,866 2,947 2,743 2,007 3,060
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 60                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 2,751 2,753 2,757 2,765 2,749 2,789 2,763 1,369 1,010 $ 323
Accident Year 2014 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 56,976 56,976 56,976 56,977 56,976 56,981 56,981 56,938 57,179  
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 957                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 56,976 56,976 56,976 56,977 56,976 56,981 56,981 56,938 48,024  
Accident Year 2014 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 22,165 22,125 22,100 22,080 21,682 22,353 22,041 21,881 20,812  
IBNR Reserves $ 35                  
Cumulative number of reported claims | Claim 3,558                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 21,958 21,786 21,813 21,735 20,878 20,177 17,554 13,807 6,822  
Accident Year 2014 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 511 519 523 497 406 476 557 501 3,744  
IBNR Reserves $ 3                  
Cumulative number of reported claims | Claim 203                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 502 502 498 493 373 369 331 299 171  
Accident Year 2014 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 2,852 2,782 2,818 2,617 2,685 2,760 2,990 3,130 3,214  
IBNR Reserves $ 48                  
Cumulative number of reported claims | Claim 54                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 2,568 2,562 2,562 2,593 2,664 2,739 2,727 2,327 $ 1,331  
Accident Year 2015 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 54,985 54,985 54,985 54,984 54,990 54,993 54,939 55,482    
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 939                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 54,985 54,985 54,985 54,984 54,990 54,993 54,876 45,430    
Accident Year 2015 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 20,955 20,849 20,680 20,086 20,007 20,017 19,857 18,521    
IBNR Reserves $ 9                  
Cumulative number of reported claims | Claim 3,537                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 20,904 20,726 20,234 19,557 17,612 14,938 11,878 6,226    
Accident Year 2015 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 870 855 855 867 1,044 1,227 1,037 4,421    
IBNR Reserves $ 4                  
Cumulative number of reported claims | Claim 148                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 854 855 855 863 664 464 259 98    
Accident Year 2015 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 1,280 1,307 1,310 1,406 1,359 1,400 1,630 1,902    
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 50                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 1,279 1,273 1,271 1,128 1,125 1,127 856 $ 641    
Accident Year 2016 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 63,221 63,221 63,221 63,225 63,226 59,851 58,849      
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 898                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 63,221 63,221 63,221 63,225 63,226 59,747 49,165      
Accident Year 2016 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 22,448 22,310 22,245 22,388 21,846 21,275 20,549      
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 3,862                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 22,448 21,809 21,408 19,613 16,397 13,141 6,796      
Accident Year 2016 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 620 619 621 608 736 1,148 3,119      
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 94                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 620 619 617 608 568 203 116      
Accident Year 2016 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 1,670 1,678 1,865 1,876 1,865 1,812 3,314      
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 47                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 1,670 1,677 1,862 1,873 1,772 1,732 $ 1,054      
Accident Year 2017 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 69,633 69,633 69,635 69,643 69,655 67,960        
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 1,037                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 69,633 69,633 69,635 69,643 69,517 57,696        
Accident Year 2017 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 26,153 26,009 25,180 23,766 24,212 22,179        
IBNR Reserves $ 74                  
Cumulative number of reported claims | Claim 3,813                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 25,712 25,023 22,778 20,221 16,317 7,401        
Accident Year 2017 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 839 738 738 513 488 1,490        
IBNR Reserves $ 23                  
Cumulative number of reported claims | Claim 84                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 741 696 556 365 136 75        
Accident Year 2017 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 3,440 3,514 3,629 3,799 3,671 4,677        
IBNR Reserves $ 6                  
Cumulative number of reported claims | Claim 63                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 3,402 3,442 3,545 3,523 3,255 $ 1,971        
Accident Year 2018 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 80,351 80,357 80,361 80,404 79,140          
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 1,512                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 80,351 80,355 80,361 80,222 66,565          
Accident Year 2018 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 30,464 30,013 27,338 25,682 24,284          
IBNR Reserves $ 466                  
Cumulative number of reported claims | Claim 3,650                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 27,671 24,662 21,121 15,647 6,989          
Accident Year 2018 [Member] | Automobile Physical Damage [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 7,461 7,430 7,447 7,530 7,805          
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 1,461                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 7,461 7,433 7,446 7,510 6,344          
Accident Year 2018 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 183 128 198 333 1,656          
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 76                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 183 128 115 90 65          
Accident Year 2018 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 767 956 1,381 1,938 3,528          
IBNR Reserves $ 1                  
Cumulative number of reported claims | Claim 64                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 760 941 1,361 1,454 $ 1,157          
Accident Year 2019 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 86,986 86,988 87,028 88,765            
IBNR Reserves $ 1                  
Cumulative number of reported claims | Claim 2,052                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 86,985 86,978 86,856 72,333            
Accident Year 2019 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 28,042 25,724 24,045 25,241            
IBNR Reserves $ 1,725                  
Cumulative number of reported claims | Claim 3,599                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 22,868 19,384 14,694 7,305            
Accident Year 2019 [Member] | Automobile Physical Damage [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 7,881 7,914 8,026 8,526            
IBNR Reserves $ 1                  
Cumulative number of reported claims | Claim 1,493                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 7,867 7,906 8,005 6,360            
Accident Year 2019 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 515 455 707 1,916            
IBNR Reserves $ 60                  
Cumulative number of reported claims | Claim 89                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 354 242 209 41            
Accident Year 2019 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 513 630 657 2,130            
IBNR Reserves $ 11                  
Cumulative number of reported claims | Claim 31                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 446 568 395 $ 259            
Accident Year 2020 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 75,730 75,715 75,857              
IBNR Reserves $ 20                  
Cumulative number of reported claims | Claim 2,245                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 75,710 75,527 63,129              
Accident Year 2020 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 20,137 16,442 22,416              
IBNR Reserves $ 1,815                  
Cumulative number of reported claims | Claim 2,494                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 14,693 9,941 5,172              
Accident Year 2020 [Member] | Automobile Physical Damage [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 10,047 10,080 10,288              
IBNR Reserves $ 3                  
Cumulative number of reported claims | Claim 1,634                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 10,008 9,952 8,347              
Accident Year 2020 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 657 670 2,223              
IBNR Reserves $ 93                  
Cumulative number of reported claims | Claim 89                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 462 385 208              
Accident Year 2020 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 465 574 2,263              
IBNR Reserves $ 0                  
Cumulative number of reported claims | Claim 23                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 464 460 $ 97              
Accident Year 2021 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 61,579 65,267                
IBNR Reserves $ 228                  
Cumulative number of reported claims | Claim 1,852                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 61,350 50,197                
Accident Year 2021 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 21,172 25,887                
IBNR Reserves $ 2,415                  
Cumulative number of reported claims | Claim 2,707                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 13,918 6,242                
Accident Year 2021 [Member] | Automobile Physical Damage [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 13,385 14,296                
IBNR Reserves $ 10                  
Cumulative number of reported claims | Claim 1,880                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 13,277 11,993                
Accident Year 2021 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 1,329 2,567                
IBNR Reserves $ 327                  
Cumulative number of reported claims | Claim 94                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 646 364                
Accident Year 2021 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 1,455 2,936                
IBNR Reserves $ 318                  
Cumulative number of reported claims | Claim 35                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 803 $ 156                
Accident Year 2022 [Member] | Medicare Supplement [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 58,777                  
IBNR Reserves $ 12,666                  
Cumulative number of reported claims | Claim 1,768                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 46,111                  
Accident Year 2022 [Member] | Automobile Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 28,860                  
IBNR Reserves $ 14,911                  
Cumulative number of reported claims | Claim 2,532                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 7,023                  
Accident Year 2022 [Member] | Automobile Physical Damage [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 10,962                  
IBNR Reserves $ 232                  
Cumulative number of reported claims | Claim 1,617                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 8,475                  
Accident Year 2022 [Member] | General Liability [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 2,770                  
IBNR Reserves $ 1,780                  
Cumulative number of reported claims | Claim 77                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 402                  
Accident Year 2022 [Member] | Surety [Member]                    
Incurred Claims Development, Net of Reinsurance [Abstract]                    
Incurred losses, claims and allocated loss adjustment expenses, net of reinsurance 3,202                  
IBNR Reserves $ 1,476                  
Cumulative number of reported claims | Claim 36                  
Cumulative Paid Claims Development, Net of Reinsurance [Abstract]                    
Cumulative paid losses, claims and allocated loss adjustment expense, net of reinsurance $ 970