Segment Information (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Net revenue:
Total net revenue	$ 12,726	$ 9,633	$ 7,679
Operating income:
Total segment operating income	2,571	2,500	2,176
Unallocated corporate items:
Amortization of acquired technology	(140)	(50)	(22)
Amortization of other acquired intangible assets	(416)	(146)	(6)
QuickBooks Online Accounting
Net revenue:
Total net revenue	2,267	1,699	1,354
Online Services
Net revenue:
Total net revenue	2,171	1,051	828
Total Online Ecosystem
Net revenue:
Total net revenue	4,438	2,750	2,182
QuickBooks Desktop Accounting
Net revenue:
Total net revenue	851	789	755
Desktop Services and Supplies
Net revenue:
Total net revenue	1,171	1,149	1,113
Total Desktop Ecosystem
Net revenue:
Total net revenue	2,022	1,938	1,868
Small Business & Self-Employed
Net revenue:
Total net revenue	6,460	4,688	4,050
Consumer
Net revenue:
Total net revenue	3,915	3,563	3,136
Credit Karma
Net revenue:
Total net revenue	1,805	865	0
ProConnect
Net revenue:
Total net revenue	546	517	493
Operating Segments
Operating income:
Total segment operating income	6,896	5,381	4,500
Operating Segments | Small Business & Self-Employed
Operating income:
Total segment operating income	3,499	2,590	2,091
Operating Segments | Consumer
Operating income:
Total segment operating income	2,483	2,237	2,063
Operating Segments | Credit Karma
Operating income:
Total segment operating income	531	182	0
Operating Segments | ProConnect
Operating income:
Total segment operating income	383	372	346
Segment Reconciling Items
Unallocated corporate items:
Share-based compensation expense	(1,308)	(753)	(435)
Other corporate expenses	(2,461)	(1,932)	(1,861)
Amortization of acquired technology	(140)	(50)	(22)
Amortization of other acquired intangible assets	(416)	(146)	(6)
Total unallocated corporate items	$ (4,325)	$ (2,881)	$ (2,324)