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Common Stock Repurchases (Details) (USD $)
Share data in Millions, unless otherwise specified
1 Months Ended 9 Months Ended
Jul. 31, 2013
Mar. 28, 2015
Common Stock Repurchases [Abstract]    
Stock repurchase program, authorized amount $ 1,000,000,000us-gaap_StockRepurchaseProgramAuthorizedAmount  
Shares of common stock repurchased   5.2us-gaap_TreasuryStockSharesAcquired
Value of common stock repurchased   159,100,000us-gaap_TreasuryStockValueAcquiredParValueMethod
Stock repurchase program, remaining authorized amount   $ 602,700,000us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount