Acquisition - Schedule of Preliminary Purchase Price Allocation to Assets and Liabilities (Details) - USD ($) $ in Millions	Sep. 01, 2020	Sep. 26, 2020	Dec. 31, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Goodwill on acquisition		$ 2,998	$ 2,622
Reflexis Systems, Inc.
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable intangible assets	$ 204
Accounts receivable	20
Property, plant and equipment	10
Other assets acquired	17
Deferred revenue	(16)
Deferred tax liabilities	(49)
Other liabilities assumed	(14)
Net assets acquired	172
Goodwill on acquisition	376
Total purchase consideration	$ 548