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ALLOWANCE FOR DOUBTFUL ACCOUNTS AND NOTES RECEIVABLE (Details) (Allowance for doubtful accounts and notes receivable., USD $)
In Thousands, unless otherwise specified
12 Months Ended
Aug. 02, 2014
Aug. 03, 2013
Jul. 28, 2012
Allowance for doubtful accounts and notes receivable.
     
Allowance for doubtful accounts and notes receivable activity      
Balance at beginning of year $ 10,026 $ 6,956 $ 5,854
Additions charged to costs and expenses 3,152 4,227 3,532
Deductions (5,743) (1,157) (2,430)
Balance at end of year 8,294 10,026 6,956
Valuation Allowances and Reserves, Reserves of Businesses Acquired $ 859 $ 0 $ 0