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Financial Guarantees and Warranties (Details)
12 Months Ended
Mar. 31, 2021
USD ($)
Guarantor Obligations [Line Items]  
Guarantee obligations, expiring in 2022 $ 268,000,000
Guarantee obligations, expiring in 2023 26,000,000
Guarantee obligations, expiring in 2024 33,000,000
Guarantee obligations, expiring in 2025 11,000,000
Guarantee obligations, expiring in 2026 15,000,000
Guarantee obligations, expiring after 2026 119,000,000
Guarantee Obligations Inventory Repurchase Guarantees  
Guarantor Obligations [Line Items]  
Guarantor obligations, maximum exposure 329,000,000
Guarantee Obligations Customers Debt  
Guarantor Obligations [Line Items]  
Guarantor obligations, maximum exposure 143,000,000
Standby Letters of Credit  
Guarantor Obligations [Line Items]  
Letters of credit outstanding $ 146,000,000
Minimum | Guarantee Obligations Inventory Repurchase Guarantees  
Guarantor Obligations [Line Items]  
Debt guarantee period 1 year
Minimum | Guarantee Obligations Customers Debt  
Guarantor Obligations [Line Items]  
Debt guarantee period 1 year
Maximum | Guarantee Obligations Inventory Repurchase Guarantees  
Guarantor Obligations [Line Items]  
Debt guarantee period 2 years
Maximum | Guarantee Obligations Customers Debt  
Guarantor Obligations [Line Items]  
Debt guarantee period 10 years