Accumulated Other Comprehensive Loss ("AOCL") - Summary of Accumulated Other Comprehensive Loss (Detail) $ in Thousands	3 Months Ended
	Jul. 27, 2019 USD ($)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	$ 1,477,259
Ending Balance	1,500,364
Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(10,830)
Other comprehensive loss before reclassifications	0
Amounts reclassified from AOCL	(2,153)
Ending Balance	(12,983)
Currency Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(77,439)
Other comprehensive loss before reclassifications	(3,799)
Amounts reclassified from AOCL	0
Ending Balance	(81,238)
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(88,269)
Other comprehensive loss before reclassifications	(3,799)
Amounts reclassified from AOCL	(2,153)
Ending Balance	$ (94,221)