v3.20.4

Accumulated Other Comprehensive Income (Loss) (Tables) | 12 Months Ended
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Dec. 31, 2020
Equity [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss), Net of Tax | The after-tax components of accumulated other comprehensive income (loss) and their corresponding changes are shown below:
| Currency translation differences |  | Change in fair value cash flow hedges |  | Net actuarial gain/(losses) |  |  |  | Accumulated Other Comprehensive Income (loss)
As of December 31, 2018 | 218 |  |  | (3) |  |  | (92) |  |  |  |  | 123 |
Other comprehensive income (loss) before reclassifications | (15) |  |  | (6) |  |  | (54) |  |  |  |  | (75) |
Amounts reclassified out of accumulated other comprehensive income (loss) | — |  |  | 13 |  |  | — |  |  |  |  | 13 |
Income tax effects | — |  |  | (2) |  |  | 16 |  |  |  |  | 14 |
Other comprehensive income (loss) | (15) |  |  | 5 |  |  | (38) |  |  |  |  | (48) |
As of December 31, 2019 | 203 |  |  | 2 |  |  | (130) |  |  |  |  | 75 |
Other comprehensive income (loss) before reclassifications | 78 |  |  | 15 |  |  | (63) |  |  |  |  | 30 |
Amounts reclassified out of accumulated other comprehensive income (loss) | — |  |  | (4) |  |  | — |  |  |  |  | (4) |
Income tax effects | — |  |  | (2) |  |  | 18 |  |  |  |  | 16 |
Other comprehensive income (loss) | 78 |  |  | 9 |  |  | (45) |  |  |  |  | 42 |
As of December 31, 2020 | 281 |  |  | 11 |  |  | (175) |  |  |  |  | 117 |

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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