Deferred Policy Acquisition Costs - Balance RollForward (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Deferred Policy Acquisition Costs Disclosures [Abstract]
DAC balance, beginning of period	$ 2,943,782	$ 2,629,644	$ 2,325,750
Capitalization	514,597	562,999	522,705
Amortization	(356,143)	(251,179)	(224,321)
Foreign exchange translation and other	20,350	2,318	5,510
DAC balance, end of period	$ 3,081,886	$ 2,943,782	$ 2,629,644