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Subsequent Events	12 Months Ended
Subsequent Events	Dec. 31, 2012
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events On February 6, 2013, the Company’s Board of Directors declared a quarterly dividend of $0.09 per share on its common stock, payable on March 8, 2013, to shareholders of record as of close of business on February 19, 2013. The total cash payment of this dividend will be approximately $13.1 million. Also on February 6, 2013, the Company's Board of Directors authorized the repurchase of up to 25.0 million shares of the Company's outstanding shares of common stock in the open market or through privately negotiated transactions. The authorization will expire on February 6, 2015.