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Income Taxes - Deferred Income Taxes - Undistributed Earnings - Narrative (Detail) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Nov. 01, 2015
Nov. 02, 2014
May. 03, 2015
Income Tax Disclosure [Abstract]      
Deferred tax liability, undistributed earnings from foreign subsidiaries $ 2.4 $ 2.2 $ 1.7
U.S. income and foreign withholding taxes 35.7 30.6 32.4
U.S. foreign income tax credits 33.3 28.4 30.7
Undistributed earnings from our foreign subsidiaries that will not be reinvested indefinitely $ 93.2 $ 78.9 $ 85.2