v3.22.4
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Sep. 30, 2021
Jun. 30, 2021
Dec. 31, 2022
Dec. 31, 2021
Income Taxes [Abstract]            
Effective income tax rate 25.60% 0.10%     23.80% 8.70%
Income Taxes [Abstract]            
Impairment charges (reversals) - net $ 0.0 $ (57.2)     $ 0.0 $ (55.7)
U.S. [Member]            
Income Taxes [Abstract]            
Valuation allowance 84.9       84.9  
U.S. [Member] | Maximum [Member]            
Income Taxes [Abstract]            
Estimated future decrease in income tax expense due to release of valuation allowance (65.0)       (65.0)  
Foreign Jurisdictions [Member]            
Income Taxes [Abstract]            
Income tax expense (benefit) related to change in deferred tax asset valuation allowance   $ (8.2) $ 1.6 $ (4.8)   (11.4)
Income tax benefits related to decrease in deferred tax asset valuation allowance           (13.0)
Valuation allowance $ 28.1       $ 28.1  
Liquid-Cooled Automotive Business [Member]            
Income Taxes [Abstract]            
Impairment charges (reversals) - net           $ (56.0)