Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash Flows from Operating Activities:
Net Income	$ 13,839	$ 13,196
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Provision for Loan Losses	780	1,070
Depreciation and Amortization	2,988	3,114
Allocation of ESOP Stock	0	367
Net Gains on the Sale of Securities Available-for-Sale	0	(144)
Loans Originated and Held-for-Sale	(7,646)	(12,432)
Proceeds from the Sale of Loans Held-for-Sale	8,118	10,628
Net Gains on the Sale of Loans	(250)	(338)
Net Losses on the Sale of Premises and Equipment, Other Real Estate Owned and Repossessed Assets	122	47
Contributions to Retirement Benefit Plans	(459)	(370)
Deferred Income Tax Benefit	(94)	(403)
Shares Issued Under the Directors’ Stock Plan	127	104
Stock-Based Compensation Expense	172	145
Tax Benefit from Exercise of Stock Options	112	0
Net Increase in Other Assets	(559)	(2,719)
Net Increase in Other Liabilities	1,378	2,734
Net Cash Provided By Operating Activities	18,628	14,999
Cash Flows from Investing Activities:
Proceeds from the Sale of Securities Available-for-Sale	0	10,568
Proceeds from the Maturities and Calls of Securities Available-for-Sale	31,867	43,780
Purchases of Securities Available-for-Sale	(12,324)	(10,920)
Proceeds from the Maturities and Calls of Securities Held-to-Maturity	30,262	33,809
Purchases of Securities Held-to-Maturity	(33,435)	(57,572)
Net Increase in Loans	(126,524)	(97,100)
Proceeds from the Sales of Premises and Equipment, Other Real Estate Owned and Repossessed Assets	539	1,438
Purchase of Premises and Equipment	(867)	(527)
Proceeds from the Sale of a Subsidiary, Net	23	48
Net Decrease in Other Investments	(123)	(1,122)
Net Cash Used By Investing Activities	(110,582)	(77,598)
Cash Flows from Financing Activities:
Net Increase in Deposits	103,492	41,962
Net (Decrease) Increase in Short-Term Federal Home Loan Bank Borrowings	(1,000)
Net (Decrease) Increase in Short-Term Federal Home Loan Bank Borrowings		20,000
Net Decrease in Short-Term Borrowings	5,056	18,324
Purchase of Treasury Stock	(1,916)	(1,648)
Stock Options Exercised, Net	701	1,321
Shares Issued Under the Employee Stock Purchase Plan	242	250
Tax Benefit from Exercise of Stock Options	0	46
Shares Issued for Dividend Reinvestment Plans	845	874
Cash Dividends Paid	(6,744)	(6,483)
Net Cash Provided By Financing Activities	100,676	74,646
Net Increase in Cash and Cash Equivalents	8,722	12,047
Cash and Cash Equivalents at Beginning of Period	57,355	51,068
Cash and Cash Equivalents at End of Period	66,077	63,115
Supplemental Disclosures to Statements of Cash Flow Information:
Interest on Deposits and Borrowings	3,225	2,545
Income Taxes	5,629	6,241
Non-cash Investing and Financing Activity:
Transfer of Loans to Other Real Estate Owned and Repossessed Assets	$ 588	$ 394