Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Investments:
Fixed maturity securities—held-to-maturity, at amortized cost (fair value $615,217 and $616,772 in 2019 and 2018, respectively)	$ 604,056	$ 613,878
Fixed maturity securities—available-for-sale, at fair value (cost $464,740 and $479,772 in 2019 and 2018, respectively)	471,254	478,730
Equity securities, at fair value (cost $20,769 and $19,962 in 2019 and 2018, respectively)	21,615	18,651
Short-term investments	64,708	14,231
Total investments	1,161,633	1,125,490
Cash and cash equivalents	34,895	40,344
Amounts recoverable from reinsurers	111,182	112,006
Premiums receivable, net of allowance	174,310	162,478
Deferred income taxes	20,057	21,852
Accrued interest receivable	10,917	10,197
Property and equipment, net	6,041	6,258
Deferred policy acquisition costs	20,433	19,734
Other assets	19,514	17,572
Total assets	1,558,982	1,515,931
Liabilities:
Reserves for loss and loss adjustment expenses	800,580	798,409
Unearned premiums	155,026	149,296
Amounts held for others	42,468	41,388
Policyholder deposits	46,586	46,795
Insurance-related assessments	28,802	28,258
Federal income tax payable	7,660	3,412
Accounts payable and other liabilities	39,249	38,611
Payable for investments purchased	8,206
Total liabilities	1,128,577	1,106,169
Shareholders’ equity:
Common stock: voting—$0.01 par value authorized shares—50,000,000 in 2019 and 2018; 20,533,230 and 20,528,230 shares issued and 19,274,980 and 19,269,980 shares outstanding in 2019 and 2018, respectively	205	205
Additional paid-in capital	211,700	211,431
Treasury stock, at cost (1,258,250 shares in 2019 and 2018)	(22,370)	(22,370)
Accumulated earnings	235,908	221,328
Accumulated other comprehensive income (loss), net	4,962	(832)
Total shareholders’ equity	430,405	409,762
Total liabilities and shareholders’ equity	$ 1,558,982	$ 1,515,931