Reinsurance - Allowance for Credit Loss on Reinsurance Recoverable (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reinsurance Disclosures [Abstract]
Balance, beginning of period	$ 2,942	$ 7,144	$ 3,917
Current period provision for expected credit losses	164	502	3,235
Less: Writeoffs charged against the ACL, if any		(4,651)
Less: Recoveries of expected credit losses previously recorded	(170)	(53)	(8)
Balance, at the end of period	$ 2,936	$ 2,942	$ 7,144