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Pension and Savings Plans - Benefit Payments are Expected to be Paid as Follows (Detail) (USD $)
In Thousands, unless otherwise specified
Aug. 30, 2014
Compensation and Retirement Disclosure [Abstract]  
2015 $ 16,979
2016 10,085
2017 10,789
2018 11,510
2019 12,125
2020 - 2024 $ 69,765