Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2021

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, 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
Other comprehensive income (loss) before    reclassifications	(74)	(9)	23	(60)
Amounts reclassified out of accumulated other    comprehensive income (loss)	—	(6)	—	(6)
Income tax effects	—	4	(7)	(3)
Other comprehensive income (loss)	(74)	(11)	16	(69)
As of December 31, 2021	207	—	(159)	48