Consolidated Statements of Stockholders' Equity (Unaudited) (Parentheticals) (USD $)	9 Months Ended
Sep. 30, 2012
Statement of Stockholders' Equity [Abstract]
Shares issued for stock-based awards	49,832
Dividends on common stock, per share	$ 0.45
Stock repurchased, Shares	137,792

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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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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