XML 79 R68.htm IDEA: XBRL DOCUMENT v3.5.0.2
Derivatives and Hedging Activities - Schedule of Notional Value of Outstanding Foreign Currency Forward Contracts (Detail) - Foreign Exchange Forward Contracts - USD ($)
$ in Millions
Oct. 28, 2016
Apr. 29, 2016
Cash Flow Hedging | Long    
Derivative [Line Items]    
Forward contracts, Notional Amount $ 127 $ 99
Non Designated | Long    
Derivative [Line Items]    
Forward contracts, Notional Amount 281 396
Non Designated | Short    
Derivative [Line Items]    
Forward contracts, Notional Amount $ 189 $ 160