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Income Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020 | Dec. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019
Income Taxes [Abstract] |  |  |  |  |
Effective income tax rate | (71.70%) |  | 63.00% | (95.70%) | 65.40%
Impairment charges | $ 134.4 |  | $ 0.0 | $ 134.4 | $ 0.0
Income Taxes [Abstract] |  |  |  |  |
Increase in deferred tax asset valuation allowance | 116.5 | $ 6.6 |  | $ 109.9 |
Income tax expense related to legal entity restructuring |  |  | 2.7 |  |
U.S. [Member] |  |  |  |  |
Income Taxes [Abstract] |  |  |  |  |
Income tax benefits from impairment charges | (24.4) |  |  |  |
Increase in deferred tax asset valuation allowance | 103.3 |  | $ 3.0 |  |
Term of cumulative loss position |  |  |  | 3 years |
Valuation allowance | 121.7 |  |  | $ 121.7 |
Foreign Jurisdictions [Member] |  |  |  |  |
Income Taxes [Abstract] |  |  |  |  |
Income tax benefits from impairment charges | (13.3) |  |  |  |
Increase in deferred tax asset valuation allowance | 13.2 |  |  |  |
Term of cumulative loss position |  |  |  | 3 years |
Valuation allowance | $ 55.5 |  |  | $ 55.5 |

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- Definition Period of time the Company has been in a cumulative loss position for income tax purposes, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Amount of income tax expense (benefit) attributable to impairment losses. + References No definition available. + Details
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations related to legal entity restructuring. + References No definition available. + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2611-110228 + Details
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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