Business Combinations DAS Common Control Transfer - Balance Sheet (Details) - USD ($) $ in Millions	Dec. 31, 2019	Jun. 01, 2019	Dec. 31, 2018		Dec. 31, 2017	Sep. 01, 2017
Business Acquisition [Line Items]
Cash and Cash Equivalents	$ 1,764		$ 2,270
Accounts and notes receivable - net	5,528		5,260
Inventories	5,032		5,310
Other current assets	1,190		1,038
Property, Plant and Equipment, Net	4,546		4,544	[1]	$ 4,648
Goodwill	10,229	$ 10,179	10,193		$ 14,873
Other intangible assets	11,424		12,055
Other Assets	2,326		1,932	[1]
Accounts Payable	3,702		3,798
Accrued and other current liabilities	4,434		4,005	[1]
Deferred Income Tax Liabilities, Net	920		1,480
Pension and other post employment benefits - noncurrent	6,377		5,677
Other noncurrent obligations	$ 2,192		$ 1,795	[1]
DAS Common Control Transfer [Member]
Business Acquisition [Line Items]
Cash and Cash Equivalents						$ 98
Accounts and notes receivable - net						1,377
Inventories						2,133
Other current assets						130
Investments in nonconsolidated affiliates						50
Property, Plant and Equipment, Net						1,555
Goodwill						1,472
Other intangible assets						130
Deferred income taxes						230
Other Assets						97
Short-term borrowings and finance lease obligations						6
Accounts Payable						1,414
Income taxes payable						103
Accrued and other current liabilities						482
Long-term Debt						27
Deferred Income Tax Liabilities, Net						66
Pension and other post employment benefits - noncurrent						126
Other noncurrent obligations						$ 170

[1] Includes adjustments for discontinued operations and common control business combination.