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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Thousands
Jul. 30, 2016
Aug. 01, 2015
Statement of Financial Position [Abstract]    
Accounts receivable, allowance $ 9,638 $ 7,489
Intangible assets, accumulated amortization $ 34,315 $ 25,717
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, authorized shares 5,000,000 5,000,000
Preferred stock, issued shares 0 0
Preferred stock, outstanding shares 0 0
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, authorized shares 100,000,000 100,000,000
Common stock, issued shares 50,383,000 50,096,000
Common stock, outstanding shares 50,383,000 50,096,000