Stockholders' Equity - Share-Based Awards Available for Grant (Details) shares in Thousands	3 Months Ended
Oct. 31, 2021 shares
Shares Available for Grant
Shares available for grant, beginning balance	16,851
Restricted stock units granted	(485)
Options granted	0
Share-based awards canceled/forfeited/expired	1,366
Shares available for grant, ending balance	17,732
Pool shares reduced for each share granted	2.3
Pool shares increased for each share forfeited	2.3

Pool Shares Increased For Each Share Forfeited

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- Definition

Pool Shares Reduced For Each Share Granted

+ References

No definition available.

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- Definition

Restricted stock units granted.

+ References

No definition available.

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Share-based Awards Canceled Forfeited In Period

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant [Roll Forward]

+ References

No definition available.

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Net number of share options (or share units) granted during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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