Leases Leases (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 27, 2019	Apr. 28, 2019
Leases [Abstract]
Operating Lease, Weighted Average Remaining Lease Term	4 years 7 months 6 days
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year	$ 118,447
Variable Lease, Cost	6,870
Lease, Cost	25,394
Operating Lease, Expense	32,264
Lessee, Operating Lease, Liability, Payments, Due Year Two	77,212
Lessee, Operating Lease, Liability, Payments, Due Year Three	49,907
Lessee, Operating Lease, Liability, Payments, Due Year Four	40,430
Lessee, Operating Lease, Liability, Payments, Due Year Five	32,273
Lessee, Operating Lease, Liability, Payments, Due after Year Five	60,223
Lessee, Operating Lease, Liability, Payments, Due	378,492
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	40,803
Operating Lease, Liability	$ 337,689	$ 294,727
Operating Lease, Weighted Average Discount Rate, Percent	4.00%
Operating Lease, Payments	$ 33,366
ROU Asst Obtained in Exchange for Lease Liabilites	$ 73,003