Restructuring Plan Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Payments for Restructuring	$ 5	$ 11
Restructuring-related charges	4	50
Severance and other employee related charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)	1	7
inventory related charges [Member] | Cost of Products [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)	7	37
inventory related charges [Member] | Cost of Services [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)		5
inventory related charges [Member] | Cost of Products [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)		2
Asset Related Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)	6
Other exit costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)	2	6
Other exit costs [Member] | Cost of Products [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)		3
Discrete charge under ASC 712 [Member] | Severance and other employee related charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)		2
Payments for Restructuring		2
Severance charge under ASC 420 [Member] | Severance and other employee related charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)		5
Payments for Restructuring		$ 3
Severance charge under ASC 712 [Member] | Severance and other employee related charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other asset-related charges (benefit)	$ 0