Fair Value Measurements - Recurring Basis (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Fair value of assets and liabilities measured on recurring basis
Trading securities	$ 17	$ 12
Foreign currency
Fair value of assets and liabilities measured on recurring basis
Derivative assets	1	6
Derivative liabilities		3
Commodity
Fair value of assets and liabilities measured on recurring basis
Derivative assets		1
Derivative liabilities	1	1
NuScale warrants
Fair value of assets and liabilities measured on recurring basis
Derivative liabilities	6	12
Level 1
Fair value of assets and liabilities measured on recurring basis
Trading securities	17	12
Level 1 | NuScale warrants
Fair value of assets and liabilities measured on recurring basis
Derivative liabilities	3	6
Level 2 | Foreign currency
Fair value of assets and liabilities measured on recurring basis
Derivative assets	1	6
Derivative liabilities		3
Level 2 | Commodity
Fair value of assets and liabilities measured on recurring basis
Derivative assets		1
Derivative liabilities	1	1
Level 2 | NuScale warrants
Fair value of assets and liabilities measured on recurring basis
Derivative liabilities	$ 3	$ 6