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Stock-based Compensation - Additional Information (Details) $ / shares in Units, $ in Millions |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
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Jan. 01, 2026 shares | Jul. 02, 2020 shares | Mar. 31, 2026 tradingDay $ / shares shares | Jul. 31, 2015 employee shares | Jun. 30, 2026 USD ($) shares | Jun. 30, 2025 USD ($) shares | Jun. 30, 2026 USD ($) shares | Jun. 30, 2025 USD ($) shares | Dec. 31, 2022 $ / shares shares | Apr. 04, 2025 shares | Apr. 30, 2024 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expense | $ |  |  |  |  | $ 24.5 | $ 15.4 | $ 45.7 | $ 25.7 |  |  |
Remaining unvested warrant shares (in shares) |  |  |  |  |  | 3,170,834 |  | 3,170,834 |  |  |
Omnibus Agreement |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  |  |  |  | 5 years |  |
Stock options |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Unrecognized expense, period for recognition |  |  |  |  |  |  | 1 year 2 months 12 days |  |  |  |
Stock-based compensation expense | $ |  |  |  |  | 5.2 | $ 5.8 | $ 11.6 | $ 12.3 |  |  |
Unrecognized expense, stock options | $ |  |  |  |  | 26.3 |  | $ 26.3 |  |  |  |
RSUs with service condition |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Unrecognized expense, period for recognition |  |  |  |  |  |  | 2 years 6 months |  |  |  |
Unrecognized expense, RSUs | $ |  |  |  |  | 226.1 |  | $ 226.1 |  |  |  |
Warrant shares |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expense | $ |  |  |  |  | 0.0 | 0.0 | 0.0 | (5.2) |  |  |
Warrant shares | Omnibus Agreement |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  |  |  |  | 5 years |  |
Warrant, number of shares issuable, common stock (in shares) |  |  |  |  |  |  |  |  | 3,352,025 |  |
Grand date fair value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  | $ 20.37 |  |
Number of warrant shares vested (in shares) |  |  |  |  |  |  |  |  |  |  | 181,191
Remaining unvested warrant shares (in shares) |  |  |  |  |  |  |  |  |  | 3,170,834 |
RSUs with market condition |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consecutive trading days | tradingDay |  |  | 30 |  |  |  |  |  |  |  |
Market condition measurement period |  |  | 24 months |  |  |  |  |  |  |  |
Grant date fair value | $ |  |  |  |  |  |  | $ 15.4 |  |  |  |
Unrecognized expense, period for recognition |  |  |  |  |  |  | 2 years |  |  |  |
Stock-based compensation expense | $ |  |  |  |  | 1.9 | $ 0.0 | $ 2.5 | $ 0.0 |  |  |
Unrecognized expense, stock options | $ |  |  |  |  | $ 12.9 |  | $ 12.9 |  |  |  |
Grand date fair value (in dollars per share) | $ / shares |  |  | $ 42.80 |  |  |  |  |  |  |  |
Chief Executive Officer And President | RSUs with market condition |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Granted (in shares) |  |  | 180,000 |  |  |  |  |  |  |  |
Market condition, share price threshold (at or above) | $ / shares |  |  | $ 110.00 |  |  |  |  |  |  |  |
2020 Plan |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock reserved for issuance (in shares) |  | 5,503,678 |  |  |  |  |  |  |  |  |
Common stock reserved for issuance, annual increase, percentage of outstanding shares |  | 5.00% |  |  |  |  |  |  |  |  |
Maximum shares that may be issued upon exercise of incentive stock options (in shares) |  | 3,650,000 |  |  |  |  |  |  |  |  |
Additional shares authorized (in shares) | 3,650,000 |  |  |  |  |  |  |  |  |  |
Common stock available for grant (in shares) |  |  |  |  | 8,902,808 |  | 8,902,808 |  |  |  |
2020 ESPP |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock reserved for issuance (in shares) |  | 1,000,000 |  |  |  |  |  |  |  |  |
Common stock reserved for issuance, annual increase, percentage of outstanding shares |  | 1.00% |  |  |  |  |  |  |  |  |
Number of shares available for issuance, annual increase (in shares) |  | 1,000,000 |  |  |  |  |  |  |  |  |
Annual increase in shares reserved for issuance (in shares) | 0 |  |  |  |  |  |  |  |  |  |
Share based compensation arrangement by share based payment award, shares issued in period (in shares) |  |  |  |  |  |  | 0 |  |  |  |
2015 Plan |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock reserved for issuance (in shares) |  |  |  | 7,312,590 |  |  |  |  |  |  |
Common stock available for grant (in shares) |  |  |  |  | 0 |  | 0 |  |  |  |
Number of shares of common stock per exercised option (in shares) | employee |  |  |  | 1 |  |  |  |  |  |  |
2015 Plan | Stock options |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  | 4 years |  |  |  |  |  |  |
Expiration period |  |  |  | 10 years |  |  |  |  |  |  |
Incentive Stock Plan 2021 |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Share-based compensation equity awards granted (in shares) |  |  |  |  |  |  |  |  | 404,207 |  |

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