Reinsurance - Impact of LPT (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Effects of Reinsurance [Line Items]
Strengthening of reserves subject to the LPT	$ (14,385)	$ (28,000)
Reinsurance recoveries under the LPT	5,813	11,937
Losses and loss adjustment expenses	$ (8,572)	(16,063)
Loss Portfolio transfer
Effects of Reinsurance [Line Items]
Strengthening of reserves subject to the LPT		$ (28,000)