Other Revenue and Other Expenses - Schedule of Other Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Other investment income	$ 24,263	$ 53,660	$ 64,580
Financing interest income	16,035	12,290	7,592
Other	18,605	10,235	1,235
Total other revenue	58,903	76,185	73,407
Insurance
Segment Reporting Information [Line Items]
Other	$ 15,654	$ 5,269	$ 2,792