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Subsequent Events	1 Months Ended
Subsequent Events	Jun. 01, 2012
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events On May 16, 2012, the Company’s Board of Directors approved a $500.0 million increase to the stock repurchase program, bringing the total remaining amount authorized for purchases to $623.9 million as of May 16, 2012. Subsequent to April 28, 2012 and through June 1, 2012, the Company repurchased 8.7 million shares of its common stock for the total amount of $45.1 million under this stock repurchase program. The average price paid per share was $5.18.