Asbestos - Asbestos Adjustments (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
Mar. 31, 2022 |
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| Change in estimates: | |||
| Change in actuarial estimate - asbestos liability | $ 148.1 | $ 56.0 | $ 145.6 |
| Change in actuarial estimate - insurance receivable | (3.1) | (0.1) | (5.3) |
| Change in estimate - AICF claims-handling costs | 8.5 | 1.2 | 0.6 |
| Subtotal - Change in estimates | 153.5 | 57.1 | 140.9 |
| Effect of foreign exchange on Asbestos net liabilities | (9.7) | (45.9) | (13.2) |
| Loss on foreign currency forward contracts | 7.8 | 24.5 | 5.3 |
| Other | 0.1 | 1.3 | (1.3) |
| Asbestos adjustments loss | $ 151.7 | $ 37.0 | $ 131.7 |
| X | ||||||||||
- Definition Gain (loss) on foreign exchange movements in the other asbestos related assets and liabilities which are denominated in Australian dollars. No definition available.
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| X | ||||||||||
- Definition Comprised of changes in actuarial estimates received as of March 31 each year and the effect of foreign exchange movements in the asbestos related assets and liabilities which are denominated in Australian dollars. No definition available.
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| X | ||||||||||
- Definition Asbestos Adjustments, Other No definition available.
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| X | ||||||||||
- Definition Change in actuarial estimate asbestos liability. No definition available.
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| X | ||||||||||
- Definition Change in actuarial estimate insurance receivables. No definition available.
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| X | ||||||||||
- Definition Change in estimate claims handling costs. No definition available.
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| X | ||||||||||
- Definition Change in estimates. No definition available.
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| X | ||||||||||
- Definition Changes in estimates. No definition available.
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| X | ||||||||||
- Definition Gain (Loss) On Foreign Currency Forwards Contracts, Asbestos No definition available.
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