Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014
ASSETS
CASH AND DUE FROM BANKS	$ 133,340	$ 190,387	$ 149,957
FEDERAL FUNDS SOLD	2,790	8,760	4,785
INTEREST-BEARING DEPOSITS IN BANKS	4,268	54,324	83,994
Total cash and cash equivalents	140,398	253,471	238,736
INTEREST-BEARING TIME DEPOSITS IN BANKS	4,491	17,002	19,234
SECURITIES AVAILABLE-FOR-SALE, at fair value	2,737,353	2,415,856	2,253,762
SECURITIES HELD-TO-MATURITY (fair value of $291, $560 and $447 at September 30, 2015 and 2014, and December 31, 2014, respectively)	286	441	554
LOANS:
Held for investment	3,266,817	2,929,188	2,828,430
Less - allowance for loan losses	(40,420)	(36,824)	(36,388)
Net loans held for investment	3,226,397	2,892,364	2,792,042
Held for sale	21,605	8,803	11,266
Net loans	3,248,002	2,901,167	2,803,308
BANK PREMISES AND EQUIPMENT, net	116,803	103,000	101,437
INTANGIBLE ASSETS	144,296	97,359	97,429
OTHER ASSETS	76,016	59,906	61,351
Total assets	6,467,645	5,848,202	5,575,811
LIABILITIES AND SHAREHOLDERS' EQUITY
NONINTEREST-BEARING DEPOSITS	1,720,383	1,570,330	1,505,847
INTEREST-BEARING DEPOSITS	3,376,900	3,179,925	2,958,517
Total deposits	5,097,283	4,750,255	4,464,364
DIVIDENDS PAYABLE	10,551	8,972	8,969
SHORT-TERM BORROWINGS	500,903	367,110	341,909
OTHER LIABILITIES	66,874	40,328	101,804
Total liabilities	$ 5,675,611	$ 5,166,665	$ 4,917,046
COMMITMENTS AND CONTINGENCIES
SHAREHOLDERS' EQUITY:
Common stock - ($0.01 par value, authorized 120,000,000 shares; 65,942,155, 64,065,828 and 64,089,921 shares issued at September 30, 2015 and 2014, and December 31, 2014, respectively)	$ 659	$ 641	$ 641
Capital surplus	367,444	305,429	304,866
Retained earnings	373,372	327,978	314,363
Treasury stock (shares at cost: 524,163, 532,256 and 529,563 at September 30, 2015 and 2014, and December 31, 2014, respectively)	(6,207)	(5,878)	(5,797)
Deferred compensation	6,207	5,878	5,797
Accumulated other comprehensive earnings	50,559	47,489	38,895
Total shareholders' equity	792,034	681,537	658,765
Total liabilities and shareholders' equity	$ 6,467,645	$ 5,848,202	$ 5,575,811