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Common Stock Repurchase Program
6 Months Ended
Jun. 30, 2011
Common Stock Repurchase Program [Abstract]  
Common Stock Repurchase Program
 
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Common Stock Repurchase Program

The Company's Common Stock repurchase program expired on March 31, 2011.  There were no repurchases of Common Stock made under the program during the three and six month periods ended June 30, 2011.  During the three and six month periods ended June 30, 2010, the Company repurchased 617,091 shares under the program for an aggregate purchase price of $11.2 million.  On a cumulative basis during 2009 and 2010, the Company repurchased 4,168,238 shares under the program for an aggregate purchase price of $71.2 million, or an average purchase price per share of $17.08.