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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, 2025	Nov. 18, 2024	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025	Sep. 30, 2025	Sep. 11, 2023	Mar. 10, 2020	Oct. 22, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Equity-based compensation			$ 4.6	$ 4.6	$ 8.5	$ 9.1
Unrecognized compensation cost			$ 30.7		$ 30.7		$ 24.3
Unamortized value of outstanding stock-based compensation, weighted average remaining life					1 year 3 months 18 days		1 year 2 months 12 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	103,000	73,000
Restricted Stock Units (RSU) [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					$ 8.9
Performance stock unit awards vested					922,000
PSUs Forfeited					127,000
Stock options weighted average grant date fair value					$ 12.78
Common stock shares issued					923,000
Performance stock units issued					923,000
Weighted average distribution price per share of PSU					$ 12.78
Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Non-cash equity-based compensation expense over the requisite service period					$ 5.4
Performance Shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance stock unit awards vested					262,000
PSUs Forfeited					0
Weighted average exercise price			$ 12.76		$ 12.76
Performance stock units issued					499,000
Weighted average distribution price per share of PSU					$ 12.76
Performance Shares \| Minimum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance Stock unit awards vesting rights percentage					0.00%
Performance Shares \| Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Performance Stock unit awards vesting rights percentage					200.00%