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Pension and Other Postretirement Healthcare Benefits, Asset Categories and Associated Asset Allocations for Company's Funded Retirement Plans (Details) | Dec. 31, 2022 | Dec. 31, 2021
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U.S. operations |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 100.00% | 100.00%
Target | 100.00% | 100.00%
U.S. operations | Equity securities |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 49.00% | 49.00%
Target | 46.00% | 49.00%
U.S. operations | Debt securities |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 46.00% | 46.00%
Target | 46.00% | 48.00%
U.S. operations | Real estate |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 1.00% | 1.00%
Target | 0.00% | 0.00%
U.S. operations | Other |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 4.00% | 4.00%
Target | 8.00% | 3.00%
International |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 100.00% | 100.00%
Target | 100.00% | 100.00%
International | Equity securities |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 0.00% | 0.00%
Target | 0.00% | 0.00%
International | Debt securities |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 37.00% | 43.00%
Target | 37.00% | 43.00%
International | Real estate |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 0.00% | 0.00%
Target | 0.00% | 0.00%
International | Other |  |
Pension and Other Postretirement Healthcare Benefits [Abstract] |  |
Actual | 63.00% | 57.00%
Target | 63.00% | 57.00%

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