Stock-Based Compensation - Restricted Stock Units (Details) - Restricted stock units that settle into Class A common stock - Class A Common Stock	12 Months Ended
	Jul. 29, 2023 $ / shares shares
Class A Common Stock
Unvested, beginning balance (in shares) | shares	19,217,622
Granted (in shares) | shares	8,441,220
Vested (in shares) | shares	(6,209,769)
Forfeited (in shares) | shares	(9,993,496)
Unvested, ending balance (in shares) | shares	11,455,577
Weighted- Average Grant Date Fair Value
Unvested, beginning balance (in dollars per share) | $ / shares	$ 16.09
Granted (in dollars per share) | $ / shares	4.25
Vested (in dollars per share) | $ / shares	12.43
Forfeited (in dollars per share) | $ / shares	14.81
Unvested, ending balance (in dollars per share) | $ / shares	$ 10.47