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Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
May 02, 2020 | Apr. 27, 2019 | May 02, 2020 | Apr. 27, 2019
Income Statement [Abstract] |  |  |  |
Revenue, net | $ 371,726 | $ 408,893 | $ 1,268,325 | $ 1,145,409
Cost of goods sold | 220,115 | 224,445 | 713,225 | 632,644
Gross profit | 151,611 | 184,448 | 555,100 | 512,765
Selling, general, and administrative expenses | 197,666 | 189,015 | 592,497 | 491,024
Operating income (loss) | (46,055) | (4,567) | (37,397) | 21,741
Interest (income) expense | (1,372) | (1,463) | (4,502) | (4,032)
Other (income) expense, net | 569 | (391) | 1,431 | (964)
Income (loss) before income taxes | (45,252) | (2,713) | (34,326) | 26,737
Provision (benefit) for income taxes | (11,349) | (9,761) | (11,676) | (2,965)
Net income (loss) | (33,903) | 7,048 | (22,650) | 29,702
Other comprehensive income (loss): |  |  |  |
Change in unrealized gain (loss) on available-for-sale securities, net of tax | 994 | 140 | 1,069 | 162
Foreign currency translation | (1,773) | (190) | 633 | (71)
Total other comprehensive income (loss), net of tax | (779) | (50) | 1,702 | 91
Comprehensive income (loss) | (34,682) | 6,998 | (20,948) | 29,793
Net income (loss) attributable to common stockholders: |  |  |  |
Basic | (33,903) | 7,048 | (22,650) | 29,681
Diluted | $ (33,903) | $ 7,048 | $ (22,650) | $ 29,682
Earnings (loss) per share attributable to common stockholders: |  |  |  |
Basic (in dollars per share) | $ (0.33) | $ 0.07 | $ (0.22) | $ 0.30
Diluted (in dollars per share) | $ (0.33) | $ 0.07 | $ (0.22) | $ 0.29
Weighted-average shares used to compute earnings (loss) per share attributable to common stockholders: |  |  |  |
Basic (in shares) | 102,650,155 | 100,301,078 | 102,084,729 | 99,619,426
Diluted (in shares) | 102,650,155 | 103,615,159 | 102,084,729 | 103,575,702

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