Fair Value Measurements - Recurring (Details) - Recurring - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	$ 34	$ 27
Derivative instruments, liabilities		(12)
Total		15
Commodity | Not Designated as Hedges
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	10
Derivative instruments, liabilities		(7)
Interest Rate | Not Designated as Hedges
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets		27
Interest Rate | Designated as Hedging Instrument
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	24
Derivative instruments, liabilities		(5)
Level 1
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	0	0
Derivative instruments, liabilities		(2)
Total		(2)
Level 1 | Commodity | Not Designated as Hedges
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	0
Derivative instruments, liabilities		(2)
Level 1 | Interest Rate | Not Designated as Hedges
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets		0
Level 1 | Interest Rate | Designated as Hedging Instrument
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	0
Derivative instruments, liabilities		0
Level 2
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	34	27
Derivative instruments, liabilities		(10)
Total		17
Level 2 | Commodity | Not Designated as Hedges
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	10
Derivative instruments, liabilities		(5)
Level 2 | Interest Rate | Not Designated as Hedges
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets		27
Level 2 | Interest Rate | Designated as Hedging Instrument
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	24
Derivative instruments, liabilities		(5)
Level 3
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	0	0
Derivative instruments, liabilities		0
Total		0
Level 3 | Commodity | Not Designated as Hedges
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	0
Derivative instruments, liabilities		0
Level 3 | Interest Rate | Not Designated as Hedges
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets		0
Level 3 | Interest Rate | Designated as Hedging Instrument
Fair Value, Assets and Liabilities Measured on Recurring Basis, Financial Statement [Line Items]
Derivative instruments, assets	$ 0
Derivative instruments, liabilities		$ 0