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Stock-based Compensation - Narrative (Details) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 17, 2021 Segment $ / shares shares | Jun. 12, 2021 | Jun. 12, 2020 $ / shares | Jan. 31, 2022 USD ($) shares | Jan. 31, 2021 USD ($) | Jan. 31, 2022 USD ($) shares | Jan. 31, 2021 USD ($) | Jul. 31, 2021 shares | Jun. 30, 2020 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Shares available for calculating intrinsic value (in shares) | shares |  |  |  |  |  | 7,052,304 |  |  |
Deferred compensation arrangement with individual - requisite service period |  | 5 years |  |  |  |  |  |  |
Vesting condition, share price (in dollars per share) | $ / shares |  |  | $ 106.30 |  |  |  |  |  |
Percent of exercise price |  |  | 125.00% |  |  |  |  |  |
Consecutive trading days |  |  | 20 days |  |  |  |  |  |
Cost not yet recognized, period for recognition |  |  |  |  |  | 5 years |  |  |
Total stock-based compensation | $ |  |  |  | $ 9,662 | $ 8,865 | $ 19,114 | $ 17,778 |  |
Unvested options (in shares) | shares |  |  |  | 7,203,000 |  | 7,203,000 |  | 7,557,000 |
Share-based Payment Arrangement, Tranche One |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share-based compensation arrangement by share-based payment award, award vesting rights, percentage |  | 20.00% |  |  |  |  |  |  |
Award Date [Domain] |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Nonqualified stock options to purchase of shares, exercise price (in dollars per share) | $ / shares |  |  | $ 85.04 |  |  |  |  |  |
Share-based payment arrangement, nonvested award, option, cost not yet recognized, amount | $ |  |  |  | $ 25,500 |  | $ 25,500 |  |  |
Award Date [Domain] | Valuation Technique, Option Pricing Model |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share-based compensation arrangement by share-based payment award, options, grants in period, grant date intrinsic value (in dollars per share) | $ / shares |  |  | $ 25.47 |  |  |  |  |  |
Award Date [Domain] | Chief Executive Officer |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Nonqualified stock options to purchase (in shares) | shares |  |  |  |  |  |  |  |  | 1,000,000
Total stock-based compensation | $ |  |  |  |  |  | $ 3,300 |  |  |
Employee Stock Option | Valuation Technique, Option Pricing Model |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share-based compensation arrangement by share-based payment award, fair value assumptions, risk free interest rate, minimum |  |  |  |  |  | 0.71% |  |  |
Share-based compensation arrangement by share-based payment award, fair value assumptions, expected volatility rate, minimum |  |  |  |  |  | 25.20% |  |  |
Share-based compensation arrangement by share-based payment award, fair value assumptions, expected dividend rate |  |  |  |  |  | 0.00% |  |  |
Employee Stock Option | Valuation Technique, Option Pricing Model | Minimum |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share-based compensation arrangement by share-based payment award, fair value assumptions, expected term |  |  |  |  |  | 7 years 7 months 20 days |  |  |
Employee Stock Option | Share-based Payment Arrangement, Tranche Two |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Award vesting period |  | 4 years |  |  |  |  |  |  |
Restricted Stock | Minimum |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Award vesting period |  |  |  |  |  | 2 years |  |  |
Restricted Stock | Maximum |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Award vesting period |  |  |  |  |  | 5 years |  |  |
Option, Market Based |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting condition, share price (in dollars per share) | $ / shares | $ 106.30 |  |  |  |  |  |  |  |
Percent of exercise price | 125.00% |  |  |  |  |  |  |  |
Unvested options (in shares) | shares | 500,000 |  |  |  |  |  |  |  |
Consecutive trading days | Segment | 20 |  |  |  |  |  |  |  |

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