Annual and transition report of foreign private issuers [Sections 13 or 15(d)]

Goodwill and Other Intangible Assets - Schedule of Finite-Lived Assets (Details)

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Goodwill and Other Intangible Assets - Schedule of Finite-Lived Assets (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Mar. 31, 2024
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 47.5 $ 47.3
Accumulated Amortization (20.9) (16.5)
Net Carrying Amount 26.6 30.8
Customer Relationships    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 47.5 47.3
Accumulated Amortization (20.9) (16.5)
Net Carrying Amount $ 26.6 $ 30.8