Restructuring Charges - Rollforward of Reserves (Details) $ in Millions	9 Months Ended
Sep. 30, 2020 USD ($)
Restructuring Cost and Reserve [Line Items]
Charges	$ 305
Employee termination costs
Restructuring Cost and Reserve [Line Items]
Beginning balance	0
Charges	305
Cash payments	(82)
Other	(6)
Ending balance	$ 217

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Amount of increase (decrease) in the restructuring reserve related to foreign currency translation (gain) loss and other increases (decreases).

+ References

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