Stockholders Equity Parenthetical (Parentheticals) - $ / shares	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash Dividends Paid, per Share, in dollars per share	$ 0.74	$ 0.72
Stock Options Exercised, in shares	25,047	45,194
Shares Issued Under Directors Stock Plan, in shares	4,579	3,872
Shares Issued Under Employee Stock Purchase Plan, in shares	13,990	14,172
Purchase of Treasury Stock, in shares	46,403	86,710
Acquisition of Subsidiary, in shares	0	3,595
Allocation of ESOP Stock, in shares	17,645	17,308