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Revenue (Narrative) (Details)
6 Months Ended 12 Months Ended
Mar. 02, 2019
USD ($)
segment
Sep. 01, 2018
USD ($)
Accrued sales returns $ 4,822,000 $ 4,832,000
Performance obligation 0 0
Accrued sales incentives 13,556,000 14,000,000
Prepaid sales incentives 3,017,000 2,457,000
Contract assets 0 0
Contract liabilities $ 0 $ 0
Number of operating segments | segment 1  
Number of reportable segments | segment 1  
Maximum [Member]    
Payment term 1 year