XML 49 R39.htm IDEA: XBRL DOCUMENT v3.22.2.2
Loss Reserves - Change in Allowance for Credit Losses on Amounts Recoverable from Reinsurers (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Insurance [Abstract]        
Balance, beginning of period $ 369 $ 449 $ 440 $ 452
Provision for credit loss benefit 35 (60) (36) (63)
Balance, end of period $ 404 $ 389 $ 404 $ 389