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Subsequent Events	12 Months Ended
Subsequent Events	Dec. 31, 2011
Subsequent Events [Abstract]
Subsequent Events	Subsequent Event On February 9, 2012, the Company’s Board of Directors declared a quarterly dividend of $0.07 per share on its common stock, payable on March 9, 2012, to shareholders of record as of close of business on February 21, 2012. The total cash payment of this dividend will be approximately $10.9 million.