CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Premiums written:
Direct	$ 275,203	$ 274,247
Assumed	3,416	2,751
Ceded	(44,819)	(46,806)
Net premiums written	233,800	230,192
Decrease in unearned premiums, net	8,844	11,823
Net premiums earned	242,644	242,015
Investment income, net of expenses	59,744	49,223
Net gains (losses) on investments and other financial instruments	(8,509)	(7,698)
Other revenue	482	425
Total revenues	294,361	283,965
Losses and expenses:
Losses incurred, net	4,555	6,446
Amortization of deferred insurance policy acquisition costs	2,009	2,478
Other underwriting and operating expenses, net	59,018	70,063
Interest expense	8,899	9,374
Total losses and expenses	74,481	88,361
Income before tax	219,880	195,604
Provision for income tax	45,783	41,057
Net income	$ 174,097	$ 154,547
Earnings per share:
Basic (in dollars per share)	$ 0.64	$ 0.53
Diluted (in dollars per share)	$ 0.64	$ 0.53
Weighted average common shares outstanding - basic (in shares)	270,314	290,989
Weighted average common shares outstanding - diluted (in shares)	273,108	294,712