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v3.20.2

Restructuring and Other Charges - Activity and Reserve Balances for Restructuring Charges (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring reserve beginning balance |  |  | $ 13 |
Cash payments |  |  | (38) |
Other |  |  | (83) |
Restructuring reserve ending balance | $ 58 |  | 58 |
Restructuring and other charges | 22 | $ 56 | 166 | $ 572
Accelerated depreciation | 2 | 2 | 2 |
Settlements | 3 | 4 | 67 | (8)
Benefit from termination of deferred benefit plan | 3 |  | 3 |
Impairment of assets to be disposed of |  |  | 5 |
Gain (loss) on sale of assets |  | 1 | 2 | 1
Other postretirement benefits |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Curtailment benefit | 2 | 0 | 2 | 58
Pension benefits |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Settlements | 8 | 4 | 72 | 8
Pension benefits | United Kingdom and United States |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Settlements |  |  | 72 |
Layoff costs |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring reserve beginning balance |  |  | 13 |
Cash payments |  |  | (38) |
Other |  |  | (67) |
Restructuring reserve ending balance | 58 |  | 58 |
Restructuring and other charges | 17 |  | 150 | 68
Other exit costs |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring reserve beginning balance |  |  | 0 |
Cash payments |  |  | 0 |
Other |  |  | (16) |
Restructuring reserve ending balance | $ 0 |  | 0 |
Restructuring and other charges |  |  | 16 |
Facility closing |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring and other charges |  |  | 5 |
Facility closing | U.K. Forging Business |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring and other charges |  | $ 43 | $ 6 | $ 43

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