Stockholders Equity Parenthetical (Parentheticals) - $ / shares	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash Dividends Paid, per Share, in dollars per share	$ 0.728	$ 0.714
Common Stock Dividends, Shares	522,425	341,400
Stock Options Exercised, in shares	82,790	24,554
Shares Issued Under Directors Stock Plan, in shares	3,522	4,579
Shares Issued Under Employee Stock Purchase Plan, in shares	13,041	13,990
Shares Issued for Dividend Reinvestment Plans - Shares	44,448	16,112
Purchase of Treasury Stock, in shares	64,146	46,403
Acquisition of Subsidiary - Shares	0	0
Allocation of ESOP Stock, in shares	17,997	17,645