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Future Minimum Annual Rentals, Excluding Percentage Rentals Non-cancelable Lease Terms Greater Than One Year (Detail)
$ in Thousands
Apr. 28, 2018
USD ($)
Operating Leased Assets [Line Items]  
2019 $ 316,329
2020 267,494
2021 200,147
2022 151,424
2023 88,626
After 2023 88,498
Operating Leases, Future Minimum Payments Due, Total $ 1,112,518