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Stock-Based Compensation (Company's Restricted Share Unit Award Activity) (Details) (USD $)
3 Months Ended
Jul. 01, 2011
Stock-Based Compensation  
Unvested restricted share unit awards as of March 31, 2011, Price $ 8.04
Unvested restricted share unit awards as of March 31, 2011, Shares 13,801,942
Granted, Shares 7,684,068
Vested, Shares (1,650,212)
Forfeited, Shares (1,816,685)
Unvested restricted share unit awards as of July 1, 2011, Shares 18,019,113
Granted, Price $ 6.70
Vested, Price $ 10.40
Forfeited, Price $ 10.48
Unvested restricted share unit awards as of July 1, 2011, Price $ 7.01