FINANCIAL ASSETS AND LIABILITIES - Foreign Exchange Risk (Details) - USD ($) $ in Millions |
12 Months Ended | |
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Mar. 31, 2026 |
Mar. 31, 2025 |
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| Not designated as hedging instruments - economic hedges | Currency swaps | Maximum | ||
| Derivatives, Fair Value [Line Items] | ||
| Term of contract | 1 year | |
| Derivative instruments in cash flow hedges | Designated as hedging instruments | Foreign exchange contracts | ||
| Derivatives, Fair Value [Line Items] | ||
| Maximum length of time hedged | 1 year | |
| Weighted average remaining maturity | 6 months | 6 months |
| Net loss from derivatives | $ 7.0 | $ 1.0 |
| Deferred net gains (losses) on derivatives reclassified to net income | $ (7.0) | |
| Net investment hedges | Designated as hedging instruments | ||
| Derivatives, Fair Value [Line Items] | ||
| Maximum length of time hedged | 8 years | |
| Weighted average remaining maturity | 3 years | 3 years |
| Net loss from derivatives | $ 81.0 | $ 6.0 |
| Gain (losses) on net investment hedges | $ (39.0) | |
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- Definition Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Amount of decrease in the fair value of derivatives recognized in the income statement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The amount of net gains or losses on foreign currency cash flow hedges reclassified during the period to earnings from accumulated other comprehensive income upon the hedged transaction affecting earnings. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Maximum length of time over which the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before tax, of increase (decrease) in the cumulative translation adjustment from gain (loss) on foreign currency derivatives that are designated as, and are effective as, economic hedges of a net investment in a foreign entity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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