Goodwill and Intangible Assets - Goodwill Balances and Adjustments (Details) $ in Millions	3 Months Ended
Mar. 31, 2020 USD ($)
Total goodwill
Beginning balance	$ 6,212
Goodwill Acquired	2,959
Adjustments	(47)
Ending balance	$ 9,124

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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