Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Investments:
Debt securities, available-for-sale, at fair value (amortized cost; $344,232 in 2021 and $502,167 in 2020)	$ 348,525	$ 507,279
Equity securities (cost; $46,847 in 2021 and $26,988 in 2020)	53,621	29,388
Total investments	402,146	536,667
Cash and cash equivalents	281,849	102,580
Restricted cash	5,434	5,728
Ceded unearned premiums	134,206	138,926
Premiums receivable	109,799	120,332
Accounts receivable	4,625	5,967
Receivable for securities	1,382	913
Reinsurance recoverable	494,815	490,231
Deferred policy acquisition costs	16,386	17,840
Intangible assets, net	1,196	1,322
Federal income tax recoverable	23,855	25,642
Deferred federal income taxes, net	8,319	8,724
Prepaid expenses	6,679	2,648
Other assets	26,852	28,013
Total assets	1,517,543	1,485,533
Liabilities:
Senior unsecured notes due 2029 (less unamortized debt issuance cost of $820 in 2021 and $844 in 2020)	49,180	49,156
Subordinated debt securities (less unamortized debt issuance cost of $782 in 2021 and $795 in 2020)	55,920	55,907
Reserves for unpaid losses and loss adjustment expenses	812,272	789,768
Unearned premiums	305,015	320,806
Reinsurance payable	51,673	46,700
Pension liability	1,749	1,859
Payable for securities	10,979
Accounts payable and other accrued expenses	51,003	50,415
Total liabilities	1,337,791	1,314,611
Commitments and contingencies (Note 18)
Stockholders' equity:
Common stock, $.18 par value, authorized 33,333,333 shares; issued 20,872,831 shares in 2021 and 2020	3,757	3,757
Additional paid-in capital	122,725	122,893
Retained earnings	78,260	68,915
Accumulated other comprehensive (loss) income	(229)	383
Treasury stock (2,701,799 shares in 2021 and 2,730,673 in 2020), at cost	(24,761)	(25,026)
Total stockholders' equity	179,752	170,922
Total liabilities and stockholders' equity	$ 1,517,543	$ 1,485,533