Employee Benefits - Schedule of Expected Cash Flow for Pension and Post Retirement Benefit Plans (Details) $ in Millions	Dec. 31, 2022 USD ($)
To plan trusts | Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Expected employer contributions	$ 39
To plan trusts | Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Expected employer contributions	0
To plan participants | Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Expected employer contributions	5
To plan participants | Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Expected employer contributions	$ 0