Condensed Consolidated Statements of Cash Flows (unaudited) $ in Thousands	9 Months Ended
	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)
Cash flows from operating activities:
Net income	$ 26,661	$ 22,059
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	5,483	5,051
Depreciation, amortization and accretion, net	5,431	6,241
Life Insurance, Corporate or Bank Owned, Change in Value	(933)	(844)
Stock-based compensation expense	242	300
Gains on investment securities, net	(901)	(589)
(Gain) loss on sales of repossessed assets, net	(62)	349
Loss on write down of premises and equipment	26	337
Gains on sale of loans held for sale, net	(796)	(809)
Decrease in accrued interest receivable	(1,767)	(323)
Increase in accrued interest payable	541	38
Origination of loans held for sale	(48,214)	(45,076)
Proceeds from sale of loans held for sale	49,095	44,981
Decrease in other assets	575	2,475
Decrease in other liabilities	(8,941)	(1,421)
Net cash provided by operating activities	26,440	32,769
Cash flows from investing activities:
Proceeds from maturities of certificates of deposit investments	747	12,958
Proceeds from sales of securities available-for-sale	13,152	96,184
Proceeds from maturities of securities available-for-sale	40,476	52,894
Purchases of securities available-for-sale	(30,082)	(134,807)
Net increase in loans	(99,308)	(49,198)
Purchases of premises and equipment	(1,765)	(1,304)
Proceeds from sales of other real property owned	1,490	5,356
Cash Acquired from Acquisition	10,323	0
Net cash used in investing activities	(64,967)	(17,917)
Cash flows from financing activities:
Net decrease in deposits	(8,866)	(112,410)
Increase in federal funds purchased	(22,000)	(20,000)
Decrease in repurchase agreements	(56,513)	(69,403)
Proceeds from FHLB advances	45,000	52,000
Repayment of FHLB advances	15,000	5,000
Repayment of other debt	0	6,813
Repayments of Long-term Debt	(2,813)	0
Proceeds from issuance of common stock	36,519	4,195
Payments of Stock Issuance Costs	2,243	213
Dividends paid on common stock	3,856	3,467
Purchase of treasury stock	95	0
Net cash provided by (used in) financing activities	14,133	(121,111)
Decrease in cash and cash equivalents	(24,394)	(106,259)
Cash and cash equivalents at beginning of period	88,879	175,902
Cash and cash equivalents at end of period	64,485	69,643
Cash paid during the period for:
Interest	7,243	4,627
Income taxes	7,919	7,969
Supplemental disclosures of noncash investing and financing activities
Loans Transferred to Other Real Estate Owned	224	5,317
Dividends reinvested in common stock	533	527
Net tax benefit related to option and deferred compensation plans	160	221
Supplemental disclosure of purchase of capital stock
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	501,285
Noncash or Part Noncash Acquisition, Value of Assets Acquired		0
Aggregate Total Of Cash Paid In Business Combination	10,275	0
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable	61,350
Other Significant Noncash Transaction, Value of Consideration Given		0
Business Combination, Value of Total Consideration Paid	71,625	0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	$ 429,660
Noncash or Part Noncash Acquisition, Value of Liabilities Assumed		$ 0