Employee Retirement Plans and Postretirement Benefits - Target And Actual Allocations (Details)	Dec. 31, 2022
Equities
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target allocations	7.90%
Actual allocations	12.50%
Fixed income
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target allocations	69.40%
Actual allocations	65.20%
Real estate
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target allocations	5.40%
Actual allocations	5.30%
Annuities and longevity swap
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target allocations	13.80%
Actual allocations	13.80%
Other
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Target allocations	3.50%
Actual allocations	3.20%