Financial Instruments and Commodity Contracts - Additional Information (Details)	3 Months Ended
	Sep. 30, 2024 USD ($) MMBTU gallon	Mar. 31, 2024 USD ($) gallon MMBTU
Derivative Instruments, Gain (Loss) [Line Items]
Derivative assets (liabilities), at fair value, net	$ 106,000,000	$ 103,000,000
Expected reclassification from AOCI to earnings	93,000,000
Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative assets (liabilities), at fair value, net	117,000,000	68,000,000
Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative assets (liabilities), at fair value, net	$ (11,000,000)	35,000,000
Aluminum Forward Sales Contracts | Designated as Hedging Instrument | Maximum
Derivative Instruments, Gain (Loss) [Line Items]
Derivative remaining maturity (in years)	2 years
Aluminum Forward Sales Contracts | Not Designated as Hedging Instrument | Maximum
Derivative Instruments, Gain (Loss) [Line Items]
Derivative remaining maturity (in years)	1 year
Copper Forward Contracts | Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative remaining maturity (in years)	1 year
Fair value of derivative, liability	$ 4,000,000	6,000,000
Currency Exchange Contracts | Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	1,400,000,000	1,500,000,000
Derivative assets (liabilities), at fair value, net	(26,000,000)	11,000,000
Currency Exchange Contracts | Cash flow hedges | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	1,000,000,000	1,000,000,000
Derivative assets (liabilities), at fair value, net	(3,000,000)	$ 8,000,000
Currency Exchange Contracts | Net investment hedges | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	271,000,000
Derivative assets (liabilities), at fair value, net	$ 5,000,000
Interest Rate Swap | Cash flow hedges | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, fixed interest rate	4.40%	4.40%
Notional amount	$ 400,000,000	$ 400,000,000
Derivative assets (liabilities), at fair value, net	10,000,000	2,000,000
Natural Gas Swaps | Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Fair value of derivative, liability	$ 1,000,000	$ 1,000,000
Derivative, nonmonetary notional amount | MMBTU	1,000,000	1,000,000
Natural Gas Swaps | Not Designated as Hedging Instrument | Maximum
Derivative Instruments, Gain (Loss) [Line Items]
Derivative remaining maturity (in years)	1 year
Natural Gas Swaps | Cash flow hedges | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Fair value of derivative, liability	$ 1,000,000	$ 3,000,000
Derivative, nonmonetary notional amount | MMBTU	8,000,000	7,000,000
Diesel Fuel Forward Contracts | Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative remaining maturity (in years)	1 year
Derivative, nonmonetary notional amount | MMBTU	1,000,000	1,000,000
Derivative assets (liabilities), at fair value, net	$ (1,000,000)	$ (1,000,000)
Diesel Fuel Forward Contracts | Cash flow hedges | Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Fair value of derivative, liability	$ 2,000,000	$ 1,000,000
Derivative, nonmonetary notional amount | gallon	3,000,000	6,000,000