Stockholders Equity Parenthetical (Parentheticals) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Cash Dividends Paid, per Share, in dollars per share	$ 0.25	$ 0.25
Stock Options Exercised, in shares	3,027	19,308
Shares Issued Under Directors Stock Plan, in shares	431	0
Shares Issued Under Employee Stock Purchase Plan, in shares	4,370	4,272
Purchase of Treasury Stock, in shares	2,120us-gaap_TreasuryStockSharesAcquired	45,608us-gaap_TreasuryStockSharesAcquired
Acquisition of Subsidiary, in shares	0	3,595
Allocation of ESOP Stock, in shares	8,025	7,878

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