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Fair Value Measurements (Tables)

6 Months Ended

Jan. 31, 2026

Fair Value Disclosures [Abstract]

Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The following table summarizes financial assets that we measured at fair value on a recurring basis at the dates indicated, classified in accordance with the fair value hierarchy described above.

			January 31, 2026																		July 31, 2025
(In millions)			Level 1						Level 2												Total Fair Value						Level 1						Level 2												Total Fair Value
Assets:
Cash equivalents, primarily money market funds			$	318					$	—											$	318					$	1,790					$	—											$	1,790
Available-for-sale debt securities:
Corporate notes			—						178												178						—						502												502
U.S. agency securities			—						5												5						—						1,316												1,316
Total available-for-sale debt securities			—						183												183						—						1,818												1,818
Total assets measured at fair value on a recurring basis			$	318					$	183											$	501					$	1,790					$	1,818											$	3,608

Schedule of Cash Equivalents and Available-for-sale Debt and Equity Securities

The following table summarizes our cash equivalents and available-for-sale debt securities by balance sheet classification and level in the fair value hierarchy at the dates indicated.

			January 31, 2026																		July 31, 2025
(In millions)			Level 1						Level 2												Total Fair Value						Level 1						Level 2												Total Fair Value
Cash equivalents:
In cash and cash equivalents			$	312					$	—											$	312					$	1,790					$	—											$	1,790
In funds receivable and amounts held for customers			6						—												6						—						—												—
Total cash equivalents			$	318					$	—											$	318					$	1,790					$	—											$	1,790
Available-for-sale debt securities:
In investments			$	—					$	33											$	33					$	—					$	1,668											$	1,668
In funds receivable and amounts held for customers			—						150												150						—						150												150
Total available-for-sale debt securities			$	—					$	183											$	183					$	—					$	1,818											$	1,818

Equity Securities without Readily Determinable Fair Value

The following table summarizes the adjustments to the carrying value of our long-term investments.

			Three Months Ended												Six Months Ended
(In millions)			January 31, 2026						January 31, 2025						January 31, 2026						January 31, 2025
Upward adjustments			$	31					$	8					$	58					$	8
Downward adjustments, including impairments			—						(9)						—						(51)
Net adjustments			$	31					$	(1)					$	58					$	(43)

X

- Definition

Tabular disclosure of investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479536/321-10-50-3

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479536/321-10-50-3

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479536/321-10-50-3

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- Definition

Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-SubTopic 10
-Topic 825
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482881/825-10-55-10

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 825
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-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-13

Reference 3: http://www.xbrl.org/2003/role/exampleRef
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-URI https://asc.fasb.org/1943274/2147482881/825-10-55-12

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-12

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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