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Commitments and Contingencies - Narrative (Details) $ in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($)	Dec. 31, 2023 CAD ($)	Dec. 31, 2022 USD ($)
Loss Contingencies [Line Items]
Accrual for environmental loss contingencies, revision in estimates	$ 6
Accrued contingent liabilities	13		$ 19
Performance surety bonds
Loss Contingencies [Line Items]
Guarantee value	32
Revolving Term Credit Facility | Vector
Loss Contingencies [Line Items]
Financing receivables		$ 70
Maximum potential payout under line of credit	$ 53

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Total costs accrued as of the balance sheet date for environmental loss contingencies.

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