CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities
Net income	$ 10,391	$ 10,379
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization of premises and equipment	653	799
Provision for loan and lease losses	3,000	1,825
Amortization of intangibles	217	241
Net accretion of loans	(1,174)	(1,442)
Accretion on bank premises	(31)	(26)
Accretion on deposits	(75)	(191)
Accretion on borrowings	(86)	(143)
Stock-based compensation	$ 755	479
Gains on sales of investment securities, net		(506)
Gains on sale of loans held for sale, net	$ (35)	(114)
Loans originated for resale	(1,916)	(8,468)
Proceeds from sale of loans held for sale	1,951	7,190
Net loss on sale of other real estate owned	115	112
Increase in cash surrender value of bank-owned life insurance	(612)	(386)
Amortization of premiums and accretion of discounts on investments securities, net	417	518
(Increase) decrease in accrued interest receivable	(58)	187
Increase in other assets	(7,137)	(49)
Increase (decrease) in other liabilities	960	(2,388)
Net cash provided by operating activities	7,335	8,017
Investment securities available-for-sale:
Purchases	$ (19,135)	(1,543)
Sales		9,537
Maturities, calls and principal repayments	$ 24,295	6,673
Investment securities held-to-maturity:
Purchases	(1,000)	(9,986)
Maturities and principal repayments	5,439	2,749
Net redemptions (purchases) of restricted investment in bank stocks	1,125	(1,339)
Net increase in loans	(164,130)	(100,708)
Purchases of premises and equipment	(941)	(478)
Proceeds from sale of other real estate owned	738	126
Net cash used in investing activities	(153,609)	(94,969)
Cash flows from financing activities
Net increase in deposits	102,180	20,595
Advances of FHLB borrowings	50,000	90,101
Repayments of FHLB borrowings	(75,000)	(60,363)
Cash dividends paid on common stock	(2,312)	(2,247)
Cash dividends paid on preferred stock	(22)	$ (28)
Redemption of preferred stock	(11,250)
Proceeds from exercise of stock options	42	$ 590
Net cash provided by financing activities	63,638	48,648
Net change in cash and cash equivalents	(82,636)	(38,304)
Cash and cash equivalents at beginning of period	200,895	126,847
Cash and cash equivalents at end of period	118,259	88,543
Cash payments for:
Interest paid on deposits and borrowings	6,492	4,724
Income taxes	$ 10,235	$ 5,500