Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Gross written premiums	$ 438,222	$ 277,001	$ 795,810	$ 522,514
Ceded written premiums	(73,181)	(34,658)	(131,739)	(63,673)
Net written premiums	365,041	242,343	664,071	458,841
Change in unearned premiums	(107,995)	(52,185)	(169,867)	(90,121)
Net earned premiums	257,046	190,158	494,204	368,720
Fee income	6,986	4,919	13,187	9,264
Net investment income	24,172	10,594	44,867	19,682
Change in the fair value of equity securities	5,811	(23,353)	9,329	(31,104)
Net realized investment (losses) gains	1,291	1,413	(3,361)	1,708
Change in allowance for credit losses on investments	25	0	(56)	0
Other income	435	145	741	269
Total revenues	295,766	183,876	558,911	368,539
Expenses:
Losses and loss adjustment expenses	147,042	107,040	286,076	209,545
Underwriting, acquisition and insurance expenses	55,473	43,891	108,219	86,781
Interest Expense	2,724	337	5,294	590
Other expenses	417	166	819	309
Total expenses	205,656	151,434	400,408	297,225
Income before income taxes	90,110	32,442	158,503	71,314
Total income tax expense	17,319	5,352	29,912	12,433
Net income	72,791	27,090	128,591	58,881
Other comprehensive income (loss):
Change in net unrealized gains (losses) on available-for-sale investments, net of taxes	(14,107)	(54,882)	3,402	(118,812)
Total comprehensive income (loss)	$ 58,684	$ (27,792)	$ 131,993	$ (59,931)
Earnings per share:
Basic	$ 3.16	$ 1.19	$ 5.59	$ 2.59
Diluted	$ 3.12	$ 1.17	$ 5.52	$ 2.55
Weighted average shares outstanding:
Basic	23,040	22,781	23,024	22,767
Diluted	23,301	23,103	23,293	23,095