Unpaid Claims - Schedule of Activity in the Liability for Unpaid Claims and Claims Adjustment Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]
Gross and net balance, beginning of period	$ 137,100	$ 137,395
Incurred related to:
Current year	1,016,131	996,158
Prior years	(30,539)	(9,000)
Total incurred	985,592	987,158
Paid related to:
Current year	869,574	865,930
Prior years	96,722	121,523
Total paid	966,296	987,453
Gross and net balance, end of period	$ 156,396	$ 137,100