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Note 11 - Commitments and Contingencies (Details) - Annual Minimum Lease Commitments
$ in Thousands
Aug. 29, 2015
USD ($)
Annual Minimum Lease Commitments [Abstract]  
2016 $ 8,317
2017 6,264
2018 4,671
2019 3,332
2020 3,071
Thereafter 2,591
$ 28,246