Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2022	25,027,467
Beginning Balance at Dec. 31, 2022	$ 3	$ 333,558	$ (36,515)	$ 87,708	$ 384,754
Other comprehensive income, net of tax	0	0	5,474	0	5,474
Stock-based compensation	$ 0	3,450	0	0	3,450
Issuance of common stock via employee stock purchase plan (in shares)	7,724
Issuance of common stock via employee stock purchase plan	$ 0	394	0	0	394
Issuance of common stock via equity incentive plan (in shares)	41,685
Issuance of common stock via equity incentive plan	$ 0	90	0	0	90
Repurchases of common stock (in shares)	(134,680)
Repurchases of common stock	$ 0	0	0	(6,826)	(6,826)
Net income	$ 0	0	0	17,313	17,313
Balance (in shares) at Mar. 31, 2023	24,942,196
Balance at end of period at Mar. 31, 2023	$ 3	337,492	(31,041)	98,195	404,649
Balance (in shares) at Dec. 31, 2023	24,772,987
Beginning Balance at Dec. 31, 2023	$ 3	350,597	(23,991)	144,643	471,252
Other comprehensive income, net of tax	0	0	(2,514)	0	(2,514)
Stock-based compensation	$ 0	3,820	0	0	$ 3,820
Issuance of common stock via employee stock purchase plan (in shares)	9,806				9,806
Issuance of common stock via employee stock purchase plan	$ 0	434	0	0	$ 434
Issuance of common stock via equity incentive plan (in shares)	138,267
Issuance of common stock via equity incentive plan	$ 0	1,857	0	0	1,857
Net income	0	0	0	26,382	26,382
Policyholder contribution to surplus	$ 0	427	0	0	427
Balance (in shares) at Mar. 31, 2024	24,921,060
Balance at end of period at Mar. 31, 2024	$ 3	$ 357,135	$ (26,505)	$ 171,025	$ 501,658