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Other Expense (Income), Net (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Other Income and Expenses [Abstract] |  |  |  |
Non-service related net periodic benefit cost | $ 3 | $ 5 | $ 6 | $ 11
Interest income | (1) | 0 | (1) | (4)
Foreign currency losses (gains), net | 1 | (7) | 3 | (7)
Net loss from asset sales | 1 | 2 | 4 | 4
Deferred compensation | 4 | 7 | 6 | (3)
Other, net | 0 | 9 | (6) | (9)
Other expense (income), net | $ 8 | $ 16 | $ 12 | $ (8)

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