Pension and Other Post-Retirement Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
U.S. and Non-U.S. Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit obligation	$ 166	$ 154	$ 146
Plan Assets		90	77
Plan assets measured at fair value	94	90
Funded status of the plan and amounts recognized in the consolidated balance sheets	(72)	(64)
Service cost			1
Interest cost	5	6	6
Defined Benefit Plan, Plan Assets, Benefits Paid	(7)	(7)
Expected return on plan assets	(5)	(4)	(5)
Amortization of actuarial losses	1	1	1
Settlement loss recognized			7
Net periodic benefit cost (credit)	1	3	$ 10
Actuarial loss	11	11
Currency translation	3	(2)
Actual return on plan assets	10	15
Employer contributions	1	5
Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	94	79
Plan assets measured at fair value	94	90
Investments measured at net asset value	0	11
Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	86	75
Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	8	4
Cash and cash equivalents | Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	7	3
Cash and cash equivalents | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	7	3
Cash and cash equivalents | Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	0	0
Government debt securities | Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	9	3
Government debt securities | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	3	1
Government debt securities | Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	6	2
Exchange traded funds | Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	13	18
Exchange traded funds | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	13	18
Exchange traded funds | Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	0	0
Mutual funds | Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	42	28
Mutual funds | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	40	26
Mutual funds | Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	2	2
Common stock | Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	23	27
Common stock | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	23	27
Common stock | Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	$ 0	$ 0