SCHEDULE IV — REINSURANCE (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Direct premiums	$ 1,155,835	$ 951,121
Ceded to other companies	(520,663)	(448,737)
Assumed premiums	193,971	113,610
Net amount	829,143	615,994
Accident & Health
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Direct premiums	151,702	130,377
Ceded to other companies	(79,091)	(70,291)
Assumed premiums	0	431
Net amount	$ 72,611	$ 60,517
Percentage of amount assumed to net	0.00%	0.70%
Property & Casualty
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Direct premiums	$ 1,089,478	$ 881,862
Ceded to other companies	(470,047)	(398,118)
Assumed premiums	218,649	131,282
Net amount	$ 838,080	$ 615,026
Percentage of amount assumed to net	26.10%	21.30%