Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Operating Activities
Net Income	$ 29,723	$ 27,392	$ 25,402
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Provision for Credit Losses	6,335	750	1,175
Depreciation and Amortization	1,896	1,685	1,325
Provision for Deferred Income Taxes	(2,299)	(907)	6,436
Net Amortization of Investment Security Premium & Discounts	1,481	1,554	1,659
Amortization of Core Deposit Intangible	13	0	0
Accretion of Discount on Acquired Loans	(43)	0	0
Net Loss (Gain) on Investment Securities	284	(275)	(90)
Net Loss (Gain) on Sale of Property & Equipment	71	(383)	(22)
Net Gain on Sale of ORE	(5,941)	(299)	0
Net Gain from Acquisition	(1,832)	0	0
Net Change in Operating Assets & Liabilities:
Net Decrease (Increase) in Interest Receivable and Other Assets	1,056	4,685	(15,070)
Net Increase in Interest Payable and Other Liabilities	4,068	3,125	5,600
Net Cash Provided by Operating Activities	34,812	37,327	26,415
Investing Activities
Purchase of Investment Securities Available-for-Sale	(497,797)	(203,996)	(132,619)
Proceeds from Sold, Matured, or Called Securities Available-for-Sale	426,142	227,157	177,324
Purchase of Investment Securities Held-to-Maturity	(2,264)	(17,747)	(17,692)
Proceeds from Matured, or Called Securities Held-to-Maturity	5,499	18,031	22,628
Net Loans & Leases Paid, Originated or Acquired	(148,960)	(284,211)	(324,284)
Principal Collected on Loans & Leases Previously Charged Off	232	5,468	228
Cash Acquired in Acquisition, Net of Cash Paid	31,751	0	0
Additions to Premises and Equipment	(1,504)	(2,726)	(4,274)
Purchase of Other Investment	(6,825)	(2,110)	(778)
Proceeds from Sale of Property & Equipment	0	670	37
Proceeds from Sale of ORE	8,282	1,156	0
Net Cash Used by Investing Activities	(185,444)	(258,308)	(279,430)
Financing Activities
Net Increase in Deposits	200,524	213,459	256,382
Cash Dividends	(10,478)	(10,157)	(9,919)
Net Cash Provided by Financing Activities	190,046	203,302	246,463
Increase (Decrease) in Cash and Cash Equivalents	39,414	(17,679)	(6,552)
Cash and Cash Equivalents at Beginning of Year	59,446	77,125	83,677
Cash and Cash Equivalents at End of Year	98,860	59,446	77,125
Supplementary Data
Loans Transferred to Foreclosed Assets (ORE)	538	0	0
Cash Payments Made for Income Taxes	12,891	8,475	15,030
Issuance of Common Stock to the Bank's Non-Qualified Retirement Plans	2,586	3,360	2,790
Interest Paid	3,856	3,190	2,787
Acquisitions:
Fair Value of Assets Acquired	114,871	0	0
Fair Value of Liabilities Acquired	103,861	0	0
Issuance of Common Stock to Acquired Bank's Shareholders	$ 6,921	$ 0	$ 0