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Consolidated Statement of Changes in Stockholders' Equity (Unaudited) (Parentheticals) (USD $)	9 Months Ended
	Sep. 30, 2012
Stock-based compensation expense (shares) (in Shares)	1,722
Common stock, shares issued (in Shares)	196,635
Common stock, issuance costs (in Dollars)	$ 816,000
Dividend reinvestment and purchase plan shares (in Shares)	22,708
Cash dividends per share (in Dollars per share)	$ 0.78
Common Stock [Member]
Stock-based compensation expense (shares) (in Shares)	1,722
Common stock, shares issued (in Shares)	196,635
Common stock, issuance costs (in Dollars)	$ 816,000
Dividend reinvestment and purchase plan shares (in Shares)	22,708
Retained Earnings [Member]
Cash dividends per share (in Dollars per share)	$ 0.78

Number of new stock issued during the period.

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- Definition

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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