Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash Flows from Operating Activities:
Net Income	$ 19,934	$ 18,093
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Provision for Loan Losses	1,550	882
Depreciation and Amortization	4,605	4,844
Allocation of ESOP Stock	510	492
Gains on the Sale of Securities Available-for-Sale	(144)	(106)
Loans Originated and Held-for-Sale	(20,025)	(15,733)
Proceeds from the Sale of Loans Held-for-Sale	19,557	15,615
Net Gains on the Sale of Loans	(649)	(488)
Net Losses on the Sale of Premises and Equipment, Other Real Estate Owned and Repossessed Assets	120	136
Contributions to Retirement Benefits Plans	(534)	(574)
Deferred Income Tax Benefit	(464)	1,242
Shares Issued Under the Directors' Stock Plan	112	118
Stock-Based Compensation Expense	215	233
Net (Increase) Decrease in Other Assets	(3,045)	(9,134)
Net Increase (Decrease) in Other Liabilities	3,427	4,393
Net Cash Provided By Operating Activities	25,169	20,013
Cash Flows from Investing Activities:
Proceeds from the Sale of Securities Available-for-Sale	10,568	21,449
Proceeds from the Maturities and Calls of Securities Available-for-Sale	65,965	70,971
Purchases of Securities Available-for-Sale	(10,920)	(124,906)
Proceeds from the Maturities and Calls of Securities Held-to-Maturity	42,295	38,403
Purchases of Securities Held-to-Maturity	(60,786)	(54,796)
Net Increase in Loans	(133,616)	(125,942)
Proceeds from the Sales of Premises and Equipment, Other Real Estate Owned and Repossessed Assets	1,743	997
Purchase of Premises and Equipment	(1,083)	(1,231)
Proceeds from Divestiture of Interest in Consolidated Subsidiaries	72	0
Net Decrease in Other Investments	3,468	(292)
Net Cash Used In Investing Activities	(82,294)	(175,347)
Cash Flows from Financing Activities:
Net Increase in Deposits	182,764	179,103
Net Decrease in Short-Term Borrowings	(66,584)	(36,007)
Proceeds from Federal Home Loan Bank Borrowings	0	45,000
Purchase of Treasury Stock	(1,826)	(1,247)
Stock Options Exercised, Net	1,775	531
Shares Issued Under the Employee Stock Purchase Plan	358	359
Tax Benefit from Exercise of Stock Options	63	31
Shares Issued for Dividend Reinvestment Plans	1,302	439
Cash Dividends Paid	(9,736)	(9,479)
Net Cash (Used In) Provided By Financing Activities	108,116	178,730
Net Increase in Cash and Cash Equivalents	50,991	23,396
Cash and Cash Equivalents at Beginning of Period	51,068	46,295
Cash and Cash Equivalents at End of Period	102,059	69,691
Supplemental Disclosures to Statements of Cash Flow Information:
Interest on Deposits and Borrowings	3,932	3,548
Income Taxes	9,761	8,257
Non-cash Investing and Financing Activity:
Transfer of Loans to Other Real Estate Owned and Repossessed Assets	$ 856	$ 2,213