The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Goodwill and Other Intangibles - Additional Information (Details) $ in Millions		3 Months Ended
	Jul. 01, 2018 ReportableSegment	Dec. 31, 2018 USD ($) ReportableSegment ReportingUnit	Dec. 31, 2017 USD ($)
Finite Lived Intangible Assets [Line Items]
Number of reportable segments \| ReportableSegment	3	2
Number of remaining reporting units \| ReportingUnit		2
Finite-Lived Intangible Assets, Net [Abstract]
Amortization expense recognized on intangible assets		$ 22	$ 23
Expected future amortization expense [Abstract]
2019 (includes three months actual and nine months estimated)		87
2020		86
2021		85
2022		84
2023		$ 84
Minimum [Member] \| Trademarks and Trade Names [Member]
Intangible Assets, Net [Abstract]
Useful life (in years)		3 years
Minimum [Member] \| Intellectual Property [Member]
Intangible Assets, Net [Abstract]
Useful life (in years)		5 years
Minimum [Member] \| Customer and supplier relationships [Member]
Intangible Assets, Net [Abstract]
Useful life (in years)		3 years
Maximum [Member] \| Trademarks and Trade Names [Member]
Intangible Assets, Net [Abstract]
Useful life (in years)		25 years
Maximum [Member] \| Intellectual Property [Member]
Intangible Assets, Net [Abstract]
Useful life (in years)		25 years
Maximum [Member] \| Customer and supplier relationships [Member]
Intangible Assets, Net [Abstract]
Useful life (in years)		24 years