v3.24.1.1.u2
Leases (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Mar. 31, 2022
Lease Assets and Liabilities [Abstract]      
Operating lease ROU assets $ 76.0 $ 59.1  
Operating lease ROU assets, Statement of Financial Position [Extensible List] Other Assets, Noncurrent Other Assets, Noncurrent  
Finance lease ROU assets [1] $ 6.5 $ 7.1  
Finance lease ROU assets, Statement of Financial Position [Extensible List] Property, Plant and Equipment, Net Property, Plant and Equipment, Net  
Operating lease liabilities, current $ 15.3 $ 11.8  
Operating lease liabilities, current, Statement of Financial Position [Extensible List] Other Liabilities, Current Other Liabilities, Current  
Operating lease liabilities, noncurrent $ 62.1 $ 48.9  
Operating lease liabilities, noncurrent, Statement of Financial Position [Extensible List] Other Liabilities, Noncurrent Other Liabilities, Noncurrent  
Finance lease liabilities, current $ 0.4 $ 0.4  
Finance lease liabilities, current, Statement of Financial Position [Extensible List] Long-Term Debt and Lease Obligation, Current Long-Term Debt and Lease Obligation, Current  
Finance lease liabilities, noncurrent $ 1.9 $ 2.3  
Finance lease liabilities, noncurrent, Statement of Financial Position [Extensible List] Long-Term Debt and Lease Obligation Long-Term Debt and Lease Obligation  
Accumulated amortization $ 3.7 $ 3.2  
Components of Lease Expense [Abstract]      
Operating lease expense [2] 24.2 21.9 $ 20.0
Finance lease expense: Depreciation of ROU assets 0.5 0.5 0.5
Finance lease expense: Interest on lease liabilities 0.1 0.1 0.2
Total lease expense 24.8 22.5 20.7
Short-term lease expense 5.4 5.7 4.2
Supplemental Cash Flow Information [Abstract]      
Operating cash flows for operating leases 16.9 14.6 15.7
Financing cash flows for finance leases 0.5 0.5 0.6
ROU assets obtained in exchange for operating lease liabilities 29.2 21.2 7.8
ROU assets obtained in exchange for finance lease liabilities $ 0.0 $ 0.0 $ 0.1
Lease Term and Discount Rates [Abstract]      
Weighted-average remaining lease term: Operating leases 7 years 10 months 24 days 8 years 3 months 18 days  
Weighted-average remaining lease term: Finance leases 4 years 10 months 24 days 5 years 9 months 18 days  
Weighted-average discount rate: Operating leases 4.40% 3.70%  
Weighted-average discount rate: Finance leases 4.70% 4.60%  
Maturity of Operating Lease Liabilities [Abstract]      
Fiscal 2025 $ 18.2    
Fiscal 2026 15.8    
Fiscal 2027 12.3    
Fiscal 2028 10.4    
Fiscal 2029 8.8    
Fiscal 2030 and beyond 24.4    
Total lease payments 89.9    
Less: Interest (12.5)    
Present value of lease liabilities 77.4    
Maturities of Finance Lease Liabilities [Abstract]      
Fiscal 2025 0.5    
Fiscal 2026 0.5    
Fiscal 2027 0.5    
Fiscal 2028 0.5    
Fiscal 2029 0.5    
Fiscal 2030 and beyond 0.0    
Total lease payments 2.5    
Less: interest (0.2)    
Present value of lease liabilities 2.3    
Manufacturing Facility [Member]      
Maturity of Operating Lease Liabilities [Abstract]      
Total lease payments $ 23.0    
Maturities of Finance Lease Liabilities [Abstract]      
Term of operating lease 10 years    
Minimum [Member]      
Leases [Abstract]      
Remaining lease term 1 year    
Maximum [Member]      
Leases [Abstract]      
Remaining lease term 10 years    
[1] Finance lease ROU assets were recorded net of accumulated amortization of $3.7 million and $3.2 million as of March 31, 2024 and 2023, respectively.
[2] In fiscal 2024, 2023, and 2022 operating lease expense included short-term lease expense of $5.4 million, $5.7 million, and $4.2 million respectively. Variable lease expense was not significant.