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v3.20.2

Restructuring (Summary Of Changes To Restructuring-Related Liabilities) (Detail) - 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] |  |  |  |
Balance as of January 1, 2020 |  |  | $ 6 |
Restructuring expense | $ (17) | $ (22) | (89) | $ (66)
Balance as of September 30, 2020 | 10 |  | 10 |
Americas |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance as of January 1, 2020 |  |  | 2 |
Balance as of September 30, 2020 | 2 |  | 2 |
International [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance as of January 1, 2020 |  |  | 4 |
Balance as of September 30, 2020 | 8 |  | 8 |
2020 Optimization [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (59) |
Payment for Restructuring |  |  | (50) |
2020 Optimization [Member] | Americas |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (26) |
Payment for Restructuring |  |  | (24) |
2020 Optimization [Member] | International [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (33) |
Payment for Restructuring |  |  | (26) |
Brazil Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (2) |
Payment for Restructuring |  |  | (2) |
Brazil Restructuring [Member] | Americas |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (2) |
Payment for Restructuring |  |  | (2) |
Brazil Restructuring [Member] | International [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | 0 |
Payment for Restructuring |  |  | 0 |
T19 Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (4) |
Payment for Restructuring |  |  | (9) |
T19 Restructuring [Member] | Americas |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (4) |
Payment for Restructuring |  |  | (6) |
T19 Restructuring [Member] | International [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | 0 |
Payment for Restructuring |  |  | (3) |
Personnel |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance as of January 1, 2020 |  |  | 3 |
Balance as of September 30, 2020 | 6 |  | 6 |
Personnel | 2020 Optimization [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (56) |
Payment for Restructuring |  |  | (49) |
Personnel | Brazil Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (1) |
Payment for Restructuring |  |  | (1) |
Personnel | T19 Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | 0 |
Payment for Restructuring |  |  | (4) |
Facility Closing [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance as of January 1, 2020 |  |  | 1 |
Balance as of September 30, 2020 | 2 |  | 2 |
Facility Closing [Member] | 2020 Optimization [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (1) |
Payment for Restructuring |  |  | 0 |
Facility Closing [Member] | Brazil Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (1) |
Payment for Restructuring |  |  | (1) |
Facility Closing [Member] | T19 Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | 0 |
Payment for Restructuring |  |  | 0 |
Other Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance as of January 1, 2020 |  |  | 2 |
Balance as of September 30, 2020 | $ 2 |  | 2 |
Other Restructuring [Member] | 2020 Optimization [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (2) |
Payment for Restructuring |  |  | (1) |
Other Restructuring [Member] | Brazil Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | 0 |
Payment for Restructuring |  |  | 0 |
Other Restructuring [Member] | T19 Restructuring [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring expense |  |  | (4) |
Payment for Restructuring |  |  | $ (5) |

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