CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating activities
Net income	$ 6,084	$ 5,958
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	1,187	1,100
Depreciation and amortization of property, plant, and equipment	937	1,056
Amortization of premiums on investments, net	898	185
Amortization of FDIC indemnification asset, net	1,159	1,565
Amortization of intangible assets	278	277
Gain on sale of loans, net		(106)
Equity-based compensation expense	7	20
Restricted stock awards	240	111
Issuance of treasury stock to 401(k) plan	142	110
Loss on sale of property, plant, and equipment, net	360
Loss on sale of other real estate	660	232
(Gain) loss on sale of securities	(1)	23
Proceeds from sale of mortgage loans		2,950
Originations of mortgage loans		(2,226)
Decrease in accrued interest receivable	39	127
Decrease in other operating activities	641	6,750
Net cash provided by operating activities	12,631	18,132
Investing activities
Proceeds from sale of securities available for sale	16,074	15
Proceeds from maturities, prepayments, and calls of securities available for sale	10,027	7,481
Payments to acquire securities available for sale		(31,384)
Payments to acquire securities held to maturity		(15,003)
(Originations of) proceeds from loans, net	(58,845)	16,138
(Payments for) proceeds from FHLB stock, net	(661)	216
Cash paid in mergers, acquisitions, and divestitures, net		(88)
Proceeds from the FDIC	1,187	688
Proceeds from sale of (payments to acquire) property, plant, and equipment, net	659	(263)
Proceeds from sale of other real estate	2,650	987
Net cash used in investing activities	(28,909)	(21,213)
Financing activities
Increase in noninterest-bearing deposits, net	1,825	15,693
Decrease in interest-bearing deposits, net	(419)	(25,263)
Increase in federal funds purchased	18,000
Repayments of securities sold under agreements to repurchase, net	(3,953)	(5,440)
Repayments of FHLB and other borrowings		(2,000)
Redemption of preferred stock		(2,367)
Proceeds from stock options exercised		41
Excess tax benefit from equity-based compensation		5
Payments for repurchase of treasury stock	(8,867)	(5,602)
Payments of common dividends	(2,508)	(2,403)
Payments of preferred dividends		(219)
Net cash provided by (used in) financing activities	4,078	(27,555)
Net decrease in cash and cash equivalents	(12,200)	(30,636)
Cash and cash equivalents at beginning of period	51,787	237,660
Cash and cash equivalents at end of period	39,587	207,024
Supplemental transactions - noncash items
Transfer of loans to other real estate	1,996	1,154
Loans originated to finance other real estate		31
Supplemental transactions - cash flow information
Cash paid for interest	2,471	3,301
Cash paid for income taxes	$ 0	$ 0