CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) (USD $)	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash dividends:
Cash dividends, Common stock (in dollars per share)	$ 0.14	$ 0.10
Exercise of stock options (in shares)	9,563
Restricted stock vesting (in shares)	15,258	21,455
Repurchase of restricted stock (in shares)	4,693	5,281