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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Common stock cash dividends declared, per share (in dollars per share)		$ 0.155
Stock activity under stock compensation plans (in shares)	47,234	98,581
Treasury shares purchased under deferred directors' plan (in shares)	6,466	6,683
Treasury stock sold and distributed under deferred directors' plan (in shares)	3,018

Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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