Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Investments and cash:
Fixed maturities, available-for-sale, at fair value (amortized cost: 2015: $2,367,172; 2014: $2,323,959)	$ 2,396,987	$ 2,365,934
Equity securities, available-for-sale, at fair value (cost: 2015: $265,760; 2014: $154,843)	274,928	184,295
Short-term investments, at fair value (amortized cost: 2015: $233,109; 2014: $179,527)	233,142	179,506
Cash	69,483	90,751
Total investments and cash	2,974,540	2,820,486
Premiums receivable	343,214	342,479
Prepaid reinsurance premiums	252,488	237,851
Reinsurance recoverable on paid losses	53,174	51,347
Reinsurance recoverable on unpaid losses and loss adjustment expenses	794,235	851,498
Deferred policy acquisition costs	88,959	79,452
Accrued investment income	16,130	14,791
Goodwill and other intangible assets	6,906	7,013
Current income tax receivable, net	14,011	14,549
Deferred income tax, net	9,955
Receivable for investments sold	2,727	326
Other assets	40,188	44,384
Total assets	4,596,527	4,464,176
Liabilities:
Reserves for losses and loss adjustment expenses	2,175,317	2,159,634
Unearned premiums	847,403	766,167
Reinsurance balances payable	133,542	152,774
Senior notes	263,544	263,440
Deferred income tax, net		1,467
Payable for investments purchased	31,000	134
Accounts payable and other liabilities	68,866	93,336
Total liabilities	$ 3,519,672	$ 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 17,926,323 shares for 2015 and 17,792,846 shares for 2014	$ 1,792	$ 1,778
Additional paid-in capital	354,527	347,022
Treasury stock, at cost (3,511,380 shares for 2015 and 2014)	(155,801)	(155,801)
Retained earnings	850,980	787,666
Accumulated other comprehensive income	25,357	46,559
Total stockholders' equity	1,076,855	1,027,224
Total liabilities and stockholders' equity	$ 4,596,527	$ 4,464,176