Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Investments:
Fixed maturity securities—held-to-maturity, at amortized cost net of allowance for credit losses of $288 and $0 in 2020 and 2019, respectively, (fair value $607,339 and $621,343 in 2020 and 2019, respectively)	$ 572,508	$ 599,421
Fixed maturity securities—available-for-sale, at fair value (amortized cost $401,063, allowance for credit losses of $0 in 2020 and amortized cost $425,698, allowance for credit losses of $0 in 2019)	426,237	441,146
Equity securities, at fair value (cost $34,725 and $24,457 in 2020 and 2019, respectively)	35,822	27,903
Short-term investments	90,826	56,548
Total investments	1,125,393	1,125,018
Cash and cash equivalents	88,168	43,813
Amounts recoverable from reinsurers (net of allowance for credit losses of $379 and $0 in 2020 and 2019, respectively)	97,955	95,913
Premiums receivable (net of allowance for credit losses of $5,264 and $5,112 in 2020 and 2019, respectively)	171,128	157,953
Deferred income taxes	17,014	17,513
Accrued interest receivable	9,495	9,730
Property and equipment, net	6,227	6,331
Deferred policy acquisition costs	19,237	19,048
Other assets	12,204	17,587
Total assets	1,546,821	1,492,906
Liabilities:
Reserves for loss and loss adjustment expenses	759,912	772,887
Unearned premiums	143,228	140,873
Amounts held for others	42,749	37,937
Policyholder deposits	41,960	44,718
Insurance-related assessments	20,902	22,967
Federal income tax payable	4,785	3,220
Accounts payable and other liabilities	41,105	40,089
Payable for investments purchased	10,270
Total liabilities	1,064,911	1,062,691
Shareholders’ equity:
Common stock: voting—$0.01 par value authorized shares—50,000,000 in 2020 and 2019; 20,589,309 and 20,560,833 shares issued and 19,331,059 and 19,302,583 shares outstanding in 2020 and 2019, respectively	206	205
Additional paid-in capital	215,140	213,004
Treasury stock, at cost (1,258,250 shares in 2020 and 2019)	(22,370)	(22,370)
Accumulated earnings	269,022	227,165
Accumulated other comprehensive income, net	19,912	12,211
Total shareholders’ equity	481,910	430,215
Total liabilities and shareholders’ equity	$ 1,546,821	$ 1,492,906