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Stock-Based Compensation Stock Options - Additional Disclosures (Details)
$ in Thousands
3 Months Ended
Oct. 31, 2021
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]  
Options, Outstanding, Intrinsic Value $ 19,961
Options, Exercisable, Intrinsic Value $ 17,317
Options Outstanding, Weighted Average Remaining Contractual Term 6 years 9 months 18 days
Options Exercisable, Weighted Average Remaining Contractual Term 5 years 9 months 18 days