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Stock-Based Compensation (Overview) (Details) - shares	12 Months Ended
	Jul. 31, 2024	Dec. 31, 2023	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Stock-Based Awards Outstanding By Award Type (In Shares)
Number of stock-based awards outstanding at period end (in shares)	141,190		240,510	483,480	1,073,435
2023 Equity and Incentive Plan
2000 Stock Incentive Plan
Aggregate maximum number of shares of common stock which may be issued under stock option plan (in shares)		1,600,000
2000 Stock Incentive Plan
2000 Stock Incentive Plan
Aggregate maximum number of shares of common stock which may be issued under stock option plan (in shares)	13,562,500	69,683
Aggregate net number of stock-based awards granted (in shares)	11,468,463
Aggregate number of stock based awards expired and canceled (in shares)	6,679,364
Aggregate number of stock-based awards exercised (in shares)	9,526,985
Stock-Based Awards Outstanding By Award Type (In Shares)
Number of total stock-based awards outstanding (in shares)	1,941,478
2000 Stock Incentive Plan | Stock options
2000 Stock Incentive Plan
Maximum term for grants of incentive and non-qualified stock-based awards, excluding incentive stock-based awards granted to stockholders who own more than 10% of the voting power	10 years
Percentage of a stockholder's voting power that limits the contractual term of an incentive stock-based award	10.00%
Maximum term for incentive stock-based awards granted to stockholders who own more than 10% of the voting power	5 years
Stock-Based Awards Outstanding By Award Type (In Shares)
Number of stock-based awards outstanding at period end (in shares)	141,190
2000 Stock Incentive Plan | Performance shares
Stock-Based Awards Outstanding By Award Type (In Shares)
Number of stock-based awards outstanding at period end (in shares)	380,680
2000 Stock Incentive Plan | RSUs, restricted stock, share units and other stock-based awards
Stock-Based Awards Outstanding By Award Type (In Shares)
Number of stock-based awards outstanding at period end (in shares)	1,419,608
2001 Employee Stock Purchase Plan | ESPP
2001 Employee Stock Purchase Plan
Total number of common shares reserved for issuance under employee stock purchase plan (in shares)	1,300,000
Discount rate from market value, on purchase date, offered to employees participating in the Employee Stock Purchase Plan (ESPP)	85.00%
Total number of shares of common stock issued to employees under employee stock purchase plan and through the end of the reporting period (in shares)	1,051,110

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Number of shares of common stock that were reserved for issuance under the Employee Stock Purchase Plan.

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