Consolidated Statement of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Cash Flows from Operating Activities:
Net Income	$ 21,795		$ 22,179		$ 21,933
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Provision for Loan Losses	200		845		845
Depreciation and Amortization	8,870		8,856		6,509
Allocation of ESOP Stock	426		409		428
Gains on the Sale of Securities Available-for-Sale	(527)		(949)		(2,795)
Gains on the Sale of Securities Held-to-Maturity	(18)		0		0
Losses on the Sale of Securities Available-for-Sale	0		84		0
Losses on the Sale of Securities Held-to-Maturity	5		0		0
Loans Originated and Held-for-Sale	(46,101)		(60,668)		(39,111)
Proceeds from the Sale of Loans Held-for-Sale	50,298		61,041		49,378
Net Gains on the Sale of Loans	(1,460)		(2,282)		(866)
Net Loss (Gains) on the Sale of Premises and Equipment, Other Real Estate Owned and Repossessed Assets	120		(71)		(32)
Contributions to Pension Plans	(473)		(328)		(5,319)
Deferred Income Tax Expense Expense (Benefit)	294		(353)		2,172
Shares Issued Under the Directors' Stock Plan	198		175		175
Stock-Based Compensation Expense	372		424		354
Net Decrease in Other Assets	1,888		2,108		1,725
Net Increase in Other Liabilities	786		990		689
Net Cash Provided By Operating Activities	36,673		32,460		36,085
Cash Flows from Investing Activities:
Proceeds from the Sale of Securities Available-for-Sale	16,295		58,718		39,009
Proceeds from the Maturities and Calls of Securities Available-for-Sale	132,228		210,224		280,126
Purchases of Securities Available-for-Sale	(136,416)		(197,029)		(354,310)
Proceesd from the Sale of Securities Held-to-Maturity	1,181		0		0
Proceeds from the Maturities and Calls of Securities Held-to-Maturity	47,228		49,983		40,692
Purchases of Securities Held-to-Maturity	(109,620)		(140,635)		(31,701)
Net (Increase) Decrease in Loans	(98,903)		(40,951)		3,108
Proceeds from the Sales of Premises and Equipment, Other Real Estate Owned and Repossessed Assets	1,789		1,263		770
Purchases of Premises and Equipment	(2,233)		(8,073)		(5,372)
Cash Paid for Subsidiaries	(75)		(75)		(3,296)
Net (Increase) Decrease in Federal Home Loan Bank Stock	(489)		930		1,880
Purchase of Bank Owned Life Insurance	0		0		(15,702)
Net Cash Provided by (Used In) Investing Activities	(149,015)		(65,645)		(44,796)
Cash Flows from Financing Activities:
Net Increase in Deposits	111,175		87,109		110,042
Net Increase (Decrease) in Short-Term Borrowings	23,099		(26,615)		15,079
Federal Home Loan Bank Advances	0		0		10,000
Repayments of Federal Home Loan Bank Advances	(10,000)		(10,000)		(100,000)
Purchases of Treasury Stock	(1,709)		(4,877)		(6,039)
Shares Issued for Stock Options Exercised, net	1,254		2,105		1,413
Shares Issued Under the Employee Stock Purchase Plan	477		484		474
Tax Benefit for Exercises of Stock Options	23		68		51
Shares Issued for Dividend Reinvestment Plans	1,280		1,822		1,796
Cash Dividends Paid	(12,109)	[1]	(11,815)	[1]	(11,448)	[1]
Net Cash Provided By Financing Activities	113,490		38,281		21,368
Net Increase in Cash and Cash Equivalents	1,148		5,096		12,657
Cash and Cash Equivalents at Beginning of Year	48,832		43,736		31,079
Cash and Cash Equivalents at End of Year	49,980		48,832		43,736
Supplemental Disclosures to Statements of Cash Flow Information:
Interest on Deposits and Borrowings	8,067		12,520		19,490
Income Taxes	8,336		8,866		7,952
Non-cash Investing and Financing Activities:
Transfer of Loans to Other Real Estate Owned and Repossessed Assets	971		1,426		1,011
Shares Issued for Acquisition of Subsidiary	233		233		5,261
Fair Value of Assets from Acquisition of Subsidiary	0		0		10,638
Fair Value of Liabilities from Acquisition of Subsidiary	$ 0		$ 0		$ 2,081

[1] Cash dividends paid per share have been adjusted for the September 2013 2% stock dividend.