CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Interest on securities
Taxable	$ 26,133	$ 20,341	$ 15,448
Nontaxable	1,036	585	211
Interest and fees on loans	119,217	94,469	63,586
Interest on federal funds sold and interest bearing deposits	1,669	1,022	1,017
Total interest income	148,055	116,417	80,262
INTEREST EXPENSE
Interest on savings deposits	2,593	2,085	864
Interest on time certificates	2,074	1,228	1,538
Interest on federal funds purchased and other short term borrowings	484	340	260
Interest on Federal Home Loan Bank borrowings	1,256	1,643	1,640
Interest on subordinated debt	2,060	1,634	1,053
Total interest expense	8,467	6,930	5,355
NET INTEREST INCOME	139,588	109,487	74,907
Provision (recapture) for loan losses	2,411	2,644	(3,486)
NET INTEREST INCOME AFTER PROVISION (RECAPTURE) FOR LOAN LOSSES	137,177	106,843	78,393
NONINTEREST INCOME (Note M)
Bargain purchase gain	0	416	0
Securities gains, net (includes net losses of $617, $325, and $110 in other comprehensive income reclassifications for 2016, 2015, and 2014 respectively)	368	161	469
Other	37,427	32,018	24,744
Total noninterest income	37,795	32,595	25,213
NONINTEREST EXPENSE (Note M)	130,881	103,770	93,366
INCOME BEFORE INCOME TAXES	44,091	35,668	10,240
Income taxes	14,889	13,527	4,544
NET INCOME	$ 29,202	$ 22,141	$ 5,696
Net income per share of common stock
Diluted (in dollars per share)	$ 0.78	$ 0.66	$ 0.21
Basic (in dollars per share)	$ 0.79	$ 0.66	$ 0.21
Average common shares outstanding
Diluted (in shares)	37,508,046	33,744,171	27,716,895
Basic (in shares)	36,872,007	33,495,827	27,538,955