CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Premiums written:
Direct	$ 275,124	$ 280,885	$ 823,664	$ 828,211
Assumed	3,602	3,770	10,371	9,538
Ceded	(44,720)	(50,164)	(132,751)	(141,842)
Net premiums written	234,006	234,491	701,284	695,907
Decrease in unearned premiums, net	9,334	6,786	28,228	30,196
Net premiums earned	243,340	241,277	729,512	726,103
Investment income, net of expenses	62,093	55,375	183,316	156,938
Net gains (losses) on investments and other financial instruments	583	(695)	(8,202)	(13,380)
Other revenue	633	548	1,661	1,484
Total revenues	306,649	296,505	906,287	871,145
Losses and expenses:
Losses incurred, net	(9,842)	(77)	(23,559)	(11,322)
Amortization of deferred insurance policy acquisition costs	2,323	2,802	6,482	7,889
Other underwriting and operating expenses, net	50,967	50,130	162,660	174,191
Interest expense	8,905	9,254	26,703	28,005
Total losses and expenses	52,353	62,109	172,286	198,763
Income before tax	254,296	234,396	734,001	672,382
Provision for income tax	54,327	51,552	155,707	143,937
Net income	$ 199,969	$ 182,844	$ 578,294	$ 528,445
Earnings per share:
Basic (in dollars per share)	$ 0.77	$ 0.65	$ 2.18	$ 1.85
Diluted (in dollars per share)	$ 0.77	$ 0.64	$ 2.17	$ 1.83
Weighted average common shares outstanding - basic (in shares)	258,596	281,757	264,719	286,184
Weighted average common shares outstanding - diluted (in shares)	260,833	285,600	266,915	289,924