Goodwill and Acquired Intangible Assets - Goodwill (Details) - USD ($) $ in Millions	3 Months Ended
	Oct. 31, 2025	Jul. 31, 2025
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 13,980
Goodwill Acquired	0
Foreign Currency Translation	0
Goodwill, ending balance	13,980
Global Business Solutions
Goodwill [Roll Forward]
Goodwill, beginning balance	9,825
Goodwill Acquired	0
Foreign Currency Translation	0
Goodwill, ending balance	9,825
Consumer
Goodwill [Roll Forward]
Goodwill, beginning balance	4,155
Goodwill Acquired	0
Foreign Currency Translation	0
Goodwill, ending balance	$ 4,155
Goodwill net of accumulated impairment losses		$ 114