Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
NET INCOME	$ 15,255	$ 12,312
Adjustments to reconcile net income to net cash provided by operating activities:
Net amortization of premiums, discounts and deferred loan fees and costs	1,250	1,296
Depreciation and amortization	1,323	1,012
Amortization of intangible assets	157	195
Provision for loan and lease losses	1,284	1,218
Loans originated for sale	(8,473)	(13,427)
Proceeds from sales of loans held for sale	9,175	14,800
Gains on sales of securities	0	(2,539)
Change in market value of equity securities	18	0
Gains on sales of loans held for sale	(246)	(398)
Gains on other real estate and other repossessed assets	(25)	(339)
(Gains) losses on sales of premises and equipment	0	(367)
Long-term debt prepayment penalty	0	2,828
Stock-based compensation	994	1,170
Excess tax benefits	298	573
Increase in other assets	(2,388)	(4,074)
Increase in other liabilities	1,262	5,467
NET CASH PROVIDED BY OPERATING ACTIVITIES	19,884	19,727
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from repayments and maturities of available for sale securities	20,928	20,613
Proceeds from repayments and maturities of held to maturity securities	5,820	4,143
Proceeds from sales of available for sale securities	0	4,499
Purchase of available for sale securities	(24,589)	(105,475)
Purchase of held to maturity securities	(18,461)	(5,078)
Purchase of equity securities	(326)	0
Proceeds from redemptions of Federal Home Loan Bank stock	688	3,026
Net increase in loans and leases	(73,247)	(103,936)
Proceeds from sales of other real estate and repossessed assets	145	2,853
Proceeds from dispositions and sales of premises and equipment	0	849
Purchases of premises and equipment	(1,354)	(810)
NET CASH USED IN INVESTING ACTIVITIES	(90,396)	(179,316)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net increase in deposits	79,339	200,739
Increase in federal funds purchased and securities sold under agreements to repurchase	1,549	28,496
Repayments of other borrowings	(15,000)	(90,058)
Exercise of stock options	248	300
Retirement of restricted stock	(744)	(756)
Dividends paid	(4,778)	(4,527)
NET CASH PROVIDED BY FINANCING ACTIVITIES	60,614	134,194
Net decrease in cash and cash equivalents	(9,898)	(25,395)
Cash and cash equivalents, beginning of period	142,933	175,801
CASH AND CASH EQUIVALENTS, END OF PERIOD	133,035	150,406
Supplemental schedule of non-cash investing and financing activities
Cash paid during the period for income taxes	2,046	6,250
Cash paid during the period for interest	6,716	6,667
Transfer of loans and leases into other repossessed assets and other real estate owned	$ 669	$ 2,152