Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Investments:
Fixed maturity securities—held-to-maturity, at amortized cost (fair value $610,151 and $568,931 in 2017 and 2016, respectively)	$ 598,658	$ 562,434
Fixed maturity securities—available-for-sale, at fair value (cost $462,892 and $479,871 in 2017 and 2016, respectively)	467,256	479,097
Equity securities—available-for-sale, at fair value (cost $7,499 and $0 in 2017 and 2016, respectively)	7,801	33
Short-term investments	69,526	29,580
Other investments	1,280	13,330
Total investments	1,144,521	1,084,474
Cash and cash equivalents	80,378	58,936
Amounts recoverable from reinsurers	84,958	83,666
Premiums receivable, net of allowance	185,497	183,005
Deferred income taxes	31,572	33,811
Accrued interest receivable	11,235	11,360
Property and equipment, net	6,320	6,636
Deferred policy acquisition costs	20,906	19,300
Other assets	17,861	37,668
Total assets	1,583,248	1,518,856
Liabilities:
Reserves for loss and loss adjustment expenses	755,026	742,776
Unearned premiums	165,820	162,028
Reinsurance premiums payable		28
Amounts held for others	35,604	31,974
Policyholder deposits	48,003	49,130
Insurance-related assessments	30,293	31,742
Federal income tax payable	1,909	4,017
Accounts payable and other liabilities	41,827	31,510
Payable for investments purchased	9,821	9,501
Total liabilities	1,088,303	1,062,706
Shareholders’ equity:
Common stock: voting—$0.01 par value authorized shares—50,000,000 in 2017 and 2016; 20,502,273 and 20,488,385 shares issued and 19,244,023 and 19,230,135 shares outstanding in 2017 and 2016, respectively	204	204
Additional paid-in capital	209,622	208,390
Treasury stock at cost (1,258,250 shares in 2017 and 2016)	(22,370)	(22,370)
Accumulated earnings	304,456	270,418
Accumulated other comprehensive income (loss), net	3,033	(492)
Total shareholders’ equity	494,945	456,150
Total liabilities and shareholders’ equity	$ 1,583,248	$ 1,518,856