Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Assets
Fixed-maturity securities, available for sale, at fair value (amortized cost: $475,170 and $387,687, respectively and allowance for credit losses: $0 and $0, respectively)	$ 470,805	$ 383,238
Equity securities, at fair value (cost: $47,852 and $44,011, respectively)	52,013	45,537
Limited partnership investments	24,015	23,583
Real estate investments	69,096	67,893
Total investments	615,929	520,251
Cash and cash equivalents (a)	655,384	536,478
Restricted cash (a)	3,303	3,287
Receivable from maturities of fixed-maturity securities	0	91,085
Accrued interest and dividends receivable	4,052	3,507
Income taxes receivable (a)	651	0
Deferred income taxes, net	0	512
Premiums receivable, net (allowance: $3,443 and $3,152, respectively)	43,291	38,037
Assumed premiums receivable	0	19,954
Prepaid reinsurance premiums	34,125	86,232
Reinsurance recoverable, net of allowance for credit losses:
Paid losses and loss adjustment expenses (allowance: $0 and $0 respectively)	25,452	19,690
Unpaid losses and loss adjustment expenses (allowance: $69 and $118, respectively)	305,218	330,604
Deferred policy acquisition costs	45,152	42,910
Property and equipment, net	29,314	29,251
Right-of-use assets - operating leases	1,352	1,407
Intangible assets, net	7,046	7,659
Funds withheld for assumed business	14,181	30,087
Other assets (a)	57,184	50,365
Total assets	1,841,634	1,811,316
Liabilities and Equity
Losses and loss adjustment expenses (a)	578,712	585,073
Unearned premiums (a)	499,499	501,157
Advance premiums	26,518	15,895
Reinsurance payable on paid losses and loss adjustment expenses	0	3,145
Ceded reinsurance premiums payable (a)	10,693	8,921
Assumed premiums payable (a)	2,681	850
Accrued expenses	24,699	19,722
Income tax payable	23,184	7,702
Revolving credit facility	50,000	0
Deferred income taxes, net (a)	5,113	0
Long-term debt	184,744	208,495
Lease liabilities - operating leases	1,357	1,408
Other liabilities (a)	36,564	35,623
Total liabilities	1,443,764	1,387,991
Commitments and contingencies (Note 21)
Redeemable noncontrolling interest (Note 18)	0	96,160
Equity:
Common stock (no par value, 40,000,000 shares authorized, 10,276,463 and 9,738,183 shares issued and outstanding at March 31, 2024 and December 31, 2023, respectively)	0	0
Additional paid-in capital	116,728	89,568
Retained income	282,056	238,438
Accumulated other comprehensive loss, net of taxes	(3,102)	(3,163)
Total stockholders’ equity	395,682	324,843
Noncontrolling interests	2,188	2,322
Total equity	397,870	327,165
Total liabilities, redeemable noncontrolling interest and equity	$ 1,841,634	$ 1,811,316