CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (Parenthetical) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Tax effect of foreign currency translation adjustments arising during the period	$ (80)	$ 0
Tax effect of qualifying derivatives arising during the period	16	(2)
Tax effect of qualifying derivatives reclassified from AOCI	(14)	0
Other Comprehensive (Income) Loss, Defined Benefit Plans, Prior Service Costs (Credit), Reclassification Adjustment from AOCI, Tax	0	0
Other Comprehensive (Income) Loss, Defined Benefit Plans, Net Actuarial Gain(Loss), Reclassification Adjustment from AOCI, Tax	$ (22)	$ (12)

Amount of tax expense (benefit), before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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Amount of tax (expense) benefit of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan.

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Amount, before reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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