Pensions and Other Post-Retirement Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Funded status of the plan and amounts recognized in the consolidated balance sheets	$ (80)
U.S. and Non-U.S. Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	1	$ 1	$ 1
Interest cost	6	7	7
Expected return on plan assets	(6)	(8)	(8)
Amortization of actuarial losses	1	5	4
Settlement loss recognized	7	0	0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	9	5	4
Benefit obligation	146	187	164
Benefits paid	(8)	(10)
Actuarial (gain) loss	(11)	9
Plan settlements	(28)	0
Increase due to acquisitions	0	15
Currency translation	(1)	1
Actual return on plan assets	(6)	15
Employer contributions	3	0
Plan settlements	(28)	0
Benefits paid	(7)	(10)
Plan Assets	77	115	$ 110
Funded status of the plan and amounts recognized in the consolidated balance sheets	(69)	(72)
Amounts recognized in accumulated other comprehensive loss, inclusive of tax impacts	(45)	(50)
Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	67	106
Plan assets measured at fair value	77	115
Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	63	100
Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	4	6
Recurring measurement | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Investments measured at net asset value	10	9
Cash and cash equivalents | Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	3	4
Cash and cash equivalents | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	3	4
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	3	4
Government debt securities | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	1	1
Government debt securities | Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	2	3
Exchange traded funds | Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	16	26
Exchange traded funds | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	16	26
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	24	39
Mutual funds | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	22	36
Mutual funds | Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	2	3
Common stock | Recurring measurement
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	21	33
Common stock | Recurring measurement | Level 1
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	21	33
Common stock | Recurring measurement | Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan Assets	$ 0	$ 0