XML 159 R103.htm IDEA: XBRL DOCUMENT v3.22.0.1
Pensions and Other Post-Employment Benefits - Summary of Key Valuation Assumptions (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Weighted-average assumptions used to determine benefit obligations at fiscal year end      
Rate of compensation increase 3.00% 3.00%  
Pension Benefits      
Weighted-average assumptions used to determine benefit obligations at fiscal year end      
Discount rate 2.42% 2.14% 3.12%
Rate of compensation increase 2.19% 2.22% 3.00%
Weighted-average assumptions used to determine net cost for the fiscal year      
Discount rate 4.69% 8.37% 4.16%
Expected long-term return on plan assets 5.44% 5.70% 6.06%
Rate of compensation increase 2.87% 2.87% 2.99%
Other Benefits      
Weighted-average assumptions used to determine benefit obligations at fiscal year end      
Discount rate 2.90% 2.45% 3.20%
Rate of compensation increase 3.00% 3.00% 3.00%
Weighted-average assumptions used to determine net cost for the fiscal year      
Discount rate 2.45% 3.20% 4.11%
Rate of compensation increase 3.00% 3.00% 4.00%