CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) (USD $)	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash dividends:
Cash dividends, common stock (in dollars per share)	$ 0.24	$ 0.17
Exercise of stock options (in shares)	19,772	2,743
Restricted stock vesting (in shares)	15,425	21,455
Repurchase of restricted stock (in shares)	4,732	5,467