Employee Benefits - Overview of the accumulated benefit obligation, fair value of plan assets, funded status and net amount recognized for U.S. and Canadian Other Post-Retirement Benefits (Details) - Other Post-Retirement Benefits - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Accumulated projected benefit obligation	$ 83	$ 109
Fair value of plan assets	14	17
Funded status	(69)	(92)
Unrecognized prior-service credit	(1)	(1)
Unrecognized loss	(19)	2
Net amount recognized	$ (89)	$ (91)