Stockholders' Equity - Schedule of Stock Option Activity (Details) $ / shares in Units, shares in Thousands, $ in Millions	6 Months Ended
	Jan. 31, 2025 USD ($) $ / shares shares
Number of Shares
Options granted, number of shares (in shares)	0
Employee Stock Option
Number of Shares
Options outstanding, number of shares, beginning balance (in shares)	1,772
Options granted, number of shares (in shares)	0
Options exercised, number of shares (in shares)	(331)
Options canceled or expired, number of shares (in shares)	(56)
Options outstanding, number of shares, ending balance (in shares)	1,385
Exercisable (in shares)	725
Weighted- Average Exercise Price Per Share
Weighted average exercise price per share, beginning balance (in dollars per share) | $ / shares	$ 449.66
Options granted, weighted average exercise price per share (in dollars per share) | $ / shares	0
Options exercised, weighted average exercise price per share (in dollars per share) | $ / shares	315.61
Options canceled or expired, weighted average exercise price per share (in dollars per share) | $ / shares	482.41
Weighted average exercise price per share, ending balance (in dollars per share) | $ / shares	480.33
Exercisable, weighted average exercise price per share (in dollars per share) | $ / shares	$ 415.18
Unrecognized compensation cost related to non-vested share based compensation expense | $	$ 100
Expected weighted average vesting period to recognize compensation cost related to share based compensation expense	2 years 9 months 18 days