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Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parenthetical)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Statement of Stockholders' Equity [Abstract]
Vesting of restricted stock awards (in shares)	21,455	12,432
Repurchase of restricted stock (in shares)	5,467	2,736
Exercise of stock options (in shares)	2,743

Number of shares related to Restricted Stock Award forfeited during the period.

Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

Number of share options (or share units) exercised during the current period.