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Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Per Share data
Sep. 30, 2011
Dec. 31, 2010
Consolidated Balance Sheets  
Preferred stock, par value (in dollars per share)$ 1.00$ 1.00
Preferred stock, shares authorized100100
Preferred stock, shares issued00
Common stock, par value (in dollars per share)$ 0.01$ 0.01
Common stock, shares authorized100,000100,000
Common stock, shares issued71,12669,602
Common stock, shares outstanding71,12669,602