Allowance for Expected Credit Losses, Reinsurance Recoverables (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Reinsurance Recoverables, Net of Allowance for Expected Credit Losses [Abstract]
Balance, beginning of period	$ 20,935	$ 24,916	$ 21,103	$ 25,913
Balance, end of period	22,496	22,261	22,496	22,261
Allowance for Expected Credit Losses [Abstract]
Balance, beginning of period	56	69	61	0
Current period change for estimated uncollectible reinsurance	(2)	(3)	(7)	(9)
Write-offs of uncollectible reinsurance recoverables	0	0	0	0
Balance, end of period	$ 54	66	$ 54	66
ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Allowance for Expected Credit Losses [Abstract]
Balance, beginning of period		0
Balance, end of period		$ 75		$ 75