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Employee Benefits Schedule of Allocation of Plan Assets (Tables)
 12 Months Ended
Dec. 31, 2022
Retirement Benefits [Abstract]  
Schedule of Allocation of Plan Assets [Table Text Block] As of December 31, 2022, the weighted-average target and actual asset allocations relating to our domestic and foreign pension plans' assets are listed below.
December 31,
Asset Class2023 Target Allocation20222021
Alternative investments 1
18 %18 %28 %
Equity securities14 %14 %22 %
Fixed income securities26 %26 %14 %
Liability driven investments 2
29 %28 %21 %
Real estate11 %11 %8 %
Other2 %3 %7 %
Total100 %100 %100 %
1Alternative investments have the flexibility to dynamically invest across a broad range of asset classes including bonds, equity, cash, property and commodities.
2Liability driven investment strategies use government bonds as well as derivative instruments to hedge a portion of the impact of interest rates and inflation movements on the long-term liabilities.