Income Taxes, Unrecognized Tax Benefits and Deferred Tax Asset Valuation Allowances (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Income Taxes [Abstract]
Term of cumulative income position		3 years
Income tax benefit from allocation of income tax provision				$ 9.3
Valuation allowances	$ 61.6	$ 61.6	$ 112.2
U.S. [Member]
Income Taxes [Abstract]
Income tax expense (benefit) related to change in deferred tax asset valuation allowance	(57.3)
Term of cumulative loss position		3 years
Valuation allowances	33.9	$ 33.9
Foreign Jurisdictions [Member]
Income Taxes [Abstract]
Income tax expense (benefit) related to change in deferred tax asset valuation allowance			(11.4)
Term of cumulative loss position		3 years
Valuation allowances	$ 27.7	$ 27.7
Certain Foreign Jurisdictions [Member]
Income Taxes [Abstract]
Income tax expense (benefit) related to change in deferred tax asset valuation allowance			(13.0)
Foreign Jurisdiction [Member]
Income Taxes [Abstract]
Income tax expense (benefit) related to change in deferred tax asset valuation allowance			1.6
Deferred Tax Assets for Charges Recorded [Member]
Income Taxes [Abstract]
Increase (decrease) in deferred tax asset valuation allowances				116.5
Deferred Tax Assets for Charges Recorded [Member] | U.S. [Member]
Income Taxes [Abstract]
Increase (decrease) in deferred tax asset valuation allowances				103.3
Deferred Tax Assets for Charges Recorded [Member] | Foreign Jurisdictions [Member]
Income Taxes [Abstract]
Increase (decrease) in deferred tax asset valuation allowances				13.2
Other Deferred Tax Assets [Member]
Income Taxes [Abstract]
Increase (decrease) in deferred tax asset valuation allowances		$ 3.6	$ 2.5	$ 22.0