XML 17 R49.htm IDEA: XBRL DOCUMENT v3.19.3
Income Taxes - Components of Net Income (Loss) (Details) - USD ($)
$ in Thousands
12 Months Ended
Aug. 03, 2019
Jul. 28, 2018
Jul. 29, 2017
Income Tax Disclosure [Abstract]      
United States $ 31,657 $ 56,978 $ 12,801
Foreign (836) (2,265) 0
Income before income taxes $ 30,821 $ 54,713 $ 12,801