Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income	$ 30,064	$ 28,344	$ 25,413
Adjustments to Reconcile Net Income to Net Cash from Operating Activities:
Net Amortization on Securities	2,548	2,025	2,875
Depreciation and Amortization	4,264	4,810	4,461
Loans Originated for Sale	(137,687)	(96,760)	(158,845)
Proceeds from Sales of Loans Held-for-Sale	136,088	101,608	169,242
Provision for Loan Losses	0	150	350
Gain on Sale of Loans, net	(2,959)	(1,892)	(2,645)
Gain on Securities, net	(725)	(1,481)	(2,429)
Loss (Gain) on Sales of Other Real Estate and Repossessed Assets	63	(58)	291
Loss (Gain) on Disposition and Donation of Premises and Equipment	389	93	(70)
Post Retirement Medical Benefit	15	29	17
Increase in Cash Surrender Value of Company Owned Life Insurance	(689)	(865)	(955)
Equity Based Compensation	963	627	329
Excess Tax Benefit from Restricted Share Grant	89	40	28
Change in Assets and Liabilities:
Interest Receivable and Other Assets	172	(10,119)	6,016
Interest Payable and Other Liabilities	(1,328)	9,917	(2,404)
Net Cash from Operating Activities	31,267	36,468	41,674
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from Maturity of Other Short-term Investments	100	0	2,690
Proceeds from Maturities, Calls, Redemptions of Securities Available-for-Sale	90,702	78,735	136,173
Proceeds from Sales of Securities Available-for-Sale	18,999	60,164	162,344
Purchase of Securities Available-for-Sale	(116,942)	(151,740)	(271,218)
Proceeds from Maturities of Securities Held-to-Maturity	89	84	78
Purchase of Federal Home Loan Bank Stock	(2,395)	(91)	0
Proceeds from Redemption of Federal Home Loan Bank Stock	864	2,055	0
Purchase of Loans	(9,895)	(8,132)	(744)
Proceeds from Sales of Loans	0	0	3,250
Loans Made to Customers, net of Payments Received	(108,007)	(58,587)	(102,722)
Proceeds from Sales of Other Real Estate	1,170	2,045	2,081
Property and Equipment Expenditures	(1,614)	(3,053)	(3,659)
Proceeds from Sales of Property and Equipment	0	23	88
Acquire Capitalized Lease	0	0	(1,455)
Acquisition of United Commerce Bank	0	0	5,858
Net Cash from Investing Activities	(126,929)	(78,497)	(67,236)
CASH FLOWS FROM FINANCING ACTIVITIES
Change in Deposits	46,630	(32,364)	64,645
Change in Short-term Borrowings	36,244	87,940	(18,000)
Advances in Long-term Debt	75,000	20,321	47,000
Repayments of Long-term Debt	(44,135)	(43,117)	(49,379)
Issuance of Common Stock	49	50	20
Employee Stock Purchase Plan	447	(37)	(9)
Dividends Paid	(9,010)	(8,450)	(7,670)
Net Cash from Financing Activities	105,225	24,343	36,607
Net Change in Cash and Cash Equivalents	9,563	(17,686)	11,045
Cash and Cash Equivalents at Beginning of Year	42,446	60,132	49,087
Cash and Cash Equivalents at End of Year	52,009	42,446	60,132
Cash Paid During the Year for
Interest	6,146	6,071	7,653
Income Taxes	9,083	11,267	10,268
Supplemental Non Cash Disclosures
Loans Transferred to Other Real Estate	1,046	1,314	851
Securities Sold Pending Settlement	$ 0	$ 0	$ (45,803)