Segment Information - Results by Reportable Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
Financial results by reportable segment
Net revenue:	$ 2,978	$ 2,597
Total operating income	307	76
Unallocated corporate items:
Share-based compensation expense	(495)	(422)
Amortization of acquired technology	(38)	(41)
Amortization of other acquired intangible assets	(120)	(121)
Operating Segments
Financial results by reportable segment
Total operating income	1,679	1,342
Segment Reconciling Items
Unallocated corporate items:
Share-based compensation expense	(495)	(422)
Other corporate expenses	719	682
Amortization of acquired technology	(38)	(41)
Amortization of other acquired intangible assets	(120)	(121)
Total unallocated corporate items	(1,372)	(1,266)
Small Business & Self-Employed
Financial results by reportable segment
Net revenue:	2,344	1,988
Small Business & Self-Employed | Operating Segments
Financial results by reportable segment
Net revenue:	2,344	1,988
Total operating income	1,492	1,188
Consumer | Operating Segments
Financial results by reportable segment
Net revenue:	187	150
Total operating income	67	51
Credit Karma | Operating Segments
Financial results by reportable segment
Net revenue:	405	425
Total operating income	106	94
ProTax | Operating Segments
Financial results by reportable segment
Net revenue:	42	34
Total operating income	$ 14	$ 9