v3.21.2

Restructuring and Integration - Schedule of Accrued Restructuring Liability (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Jun. 30, 2021	Sep. 30, 2020
Restructuring Cost And Reserve [Line Items]
Accrued restructuring liability, Beginning balance	$ 6		$ 15
Restructuring charges	3	$ 10	9	$ 57
Cash payments	(5)		(18)
Accrued restructuring liability, Ending Balance	4		6
Severance and Related Benefits
Restructuring Cost And Reserve [Line Items]
Accrued restructuring liability, Beginning balance	6		12
Restructuring charges	1		7
Cash payments	(3)		(13)
Accrued restructuring liability, Ending Balance	4		6
Other Restructuring Costs
Restructuring Cost And Reserve [Line Items]
Accrued restructuring liability, Beginning balance			3
Restructuring charges	2		2
Cash payments	$ (2)		$ (5)

X

- Definition

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.

+ References

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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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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.

+ References

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