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Consolidated Balance Sheets (Parentheticals) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008
Consolidated Balance Sheets Parentheticals [Abstract]
Common Stock Shares Outstanding	26,756	26,668	26,533	26,501
Common Stock Shares Authorized	100,000	100,000

Total number of shares of common stock held by shareholders. May be all or portion of the number of common shares authorized. These shares represent the ownership interest of the common shareholders. Shares outstanding equals shares issued minus shares held in treasury and other adjustments, if any.

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