Postretirement benefits Schedule of assumptions used to determine benefit obligation (Details) |
Dec. 31, 2021 |
Dec. 31, 2020 |
---|---|---|
Other Postretirement Benefits Plan [Member] | ||
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] | ||
Benefit Obligation, Discount Rate | 2.06% | 1.36% |
Non - U.S. | Pension Plan [Member] | ||
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] | ||
Benefit Obligation, Discount Rate | 2.23% | 1.80% |
Benefit Obligation, Rate of Compensation Increase | 3.63% | 3.24% |
UNITED STATES | Pension Plan [Member] | ||
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] | ||
Benefit Obligation, Discount Rate | 2.75% | 2.32% |
Interest crediting rate | 4.10% | 4.10% |