Consolidated Statement of Changes in Shareholders' Equity (Unaudited) (Parentheticals)	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Consolidated Statement Of Changes In Shareholders' Equity [Abstract]
Common stock issued to dividend reinvestment plan and employee benefit plans	35,667	60,982
Conversion of non-voting common stock to voting shares	841,984
Vesting of restricted stock, shares issued	50,450	15,790
Vesting of restricted stock, shares deferred	133,914	8,399
Shares issued from deferred compensation plan	4,521	2,637