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Pension and Savings Plans - Benefit Payments are Expected to be Paid as Follows (Detail)
$ in Thousands
Aug. 29, 2015
USD ($)
Compensation and Retirement Disclosure [Abstract]  
2016 $ 11,118
2017 10,992
2018 11,717
2019 12,482
2020 13,107
2021 - 2025 $ 73,726