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Financial Guarantees and Warranties - Expirations of Financial Guarantees (Details) $ in Millions	12 Months Ended
	Mar. 31, 2025 USD ($)
Financial Guarantees And Warranties [Abstract]
Fiscal 2026	$ 111
Fiscal 2027	233
Fiscal 2028	7
Fiscal 2029	3
Fiscal 2030	6
Thereafter	$ 35

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Financial Guarantees And Warranties [Abstract]

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