Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Investments and cash:
Fixed maturities, available-for-sale, at fair value (amortized cost: 2015: $2,291,137; 2014: $2,323,959)	$ 2,313,937	$ 2,365,934
Equity securities, available-for-sale, at fair value (cost: 2015: $179,917; 2014: $154,843)	195,078	184,295
Short-term investments, at fair value (amortized cost: 2015: $201,688; 2014: $179,527)	201,748	179,506
Cash	89,250	90,751
Total investments and cash	2,800,013	2,820,486
Premiums receivable	407,122	342,479
Prepaid reinsurance premiums	260,010	237,851
Reinsurance recoverable on paid losses	124,439	51,347
Reinsurance recoverable on unpaid losses and loss adjustment expenses	780,297	851,498
Deferred policy acquisition costs	84,905	79,452
Accrued investment income	14,573	14,791
Goodwill and other intangible assets	6,947	7,013
Current income tax receivable, net	16,109	14,549
Deferred income tax, net	7,658
Other assets	39,159	44,710
Total assets	4,541,232	4,464,176
Liabilities:
Reserves for losses and loss adjustment expenses	2,131,157	2,159,634
Unearned premiums	857,068	766,167
Reinsurance balances payable	155,423	152,774
Senior notes	263,509	263,440
Deferred income tax, net		1,467
Accounts payable and other liabilities	80,446	93,470
Total liabilities	$ 3,487,603	$ 3,436,952
Stockholders' equity:
Preferred stock, $.10 par value, authorized 1,000,000 shares, none issued
Common stock, $.10 par value, authorized 50,000,000 shares, issued 17,908,734 shares for 2015 and 17,792,846 shares for 2014	$ 1,791	$ 1,778
Additional paid-in capital	350,151	347,022
Treasury stock, at cost (3,511,380 shares for 2015 and 2014)	(155,801)	(155,801)
Retained earnings	832,779	787,666
Accumulated other comprehensive income	24,709	46,559
Total stockholders' equity	1,053,629	1,027,224
Total liabilities and stockholders' equity	$ 4,541,232	$ 4,464,176