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Equity-Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions |  |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 17, 2023 | Nov. 14, 2022 | May 17, 2022 | Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2024 | Mar. 31, 2023 | Sep. 30, 2023 | Mar. 05, 2024 | Sep. 11, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Equity-based compensation |  |  |  | $ 4.8 | $ 6.3 | $ 10.0 | $ 11.9 |  |  |
Unrecognized compensation cost |  |  |  | $ 36.5 |  | $ 36.5 |  | $ 23.7 |  |
Unamortized value of outstanding stock-based compensation, weighted average remaining life |  |  |  |  |  | 1 year 3 months 18 days |  | 1 year 1 month 6 days |  |
Amended and Restated 2018 Omnibus Incentive Plan |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Number of shares of common stock that may be issued |  |  |  |  |  |  |  |  | 24,650,000 |
2023 Employment Inducement Incentive Award Plan |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Number of shares of common stock that may be issued |  |  |  |  |  |  |  |  |  | 1,750,000
ESPP |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock shares available for sale | 2,100,000 |  |  |  |  |  |  |  |  |
Common stock shares issued | 188,000 | 177,000 |  |  |  |  |  |  |  |
Restricted Stock Awards |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
RSUs Forfeited |  |  |  |  |  | 75,000 |  |  |  |
Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  | 4 years |  |  |  |
Non-cash equity-based compensation expense over the requisite service period |  |  |  |  |  | $ 15.3 |  |  |  |
Stock options weighted average grant date fair value |  |  |  |  |  | $ 7.58 |  |  |  |
Number of shares exercised |  |  |  |  |  | 1,150,000 |  |  |  |
Vested | shares |  |  |  |  |  | 1,150,000 |  |  |  |
RSUs Forfeited |  |  |  |  |  | 348,000 |  |  |  |
Common stock shares issued |  |  |  |  |  | 2,331,000 |  |  |  |
Performance stock units issued |  |  |  |  |  | 2,331,000 |  |  |  |
Weighted average distribution price per share of PSU |  |  |  |  |  | $ 7.58 |  |  |  |
Stock Options |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Non-cash equity-based compensation expense over the requisite service period |  |  |  |  |  | $ 6.3 |  |  |  |
Performance Shares |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Weighted average exercise price |  |  |  | $ 7.35 |  | $ 7.35 |  |  |  |
Vested | shares |  |  |  |  |  | 0 |  |  |  |
RSUs Forfeited |  |  |  |  |  | 186,000 |  |  |  |
Performance stock units issued |  |  |  |  |  | 918,000 |  |  |  |
Weighted average distribution price per share of PSU |  |  |  |  |  | $ 7.35 |  |  |  |
Performance Shares | Maximum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Performance Stock unit awards vesting rights percentage |  |  | 200.00% |  |  |  |  |  |  |
Performance Shares | Minimum |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |
Performance Stock unit awards vesting rights percentage |  |  | 0.00% |  |  |  |  |  |  |

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