Segment Reporting Segment Reconciliation (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Income from continuing operations after income taxes		$ 766	$ 483	$ 1,047	$ 299	[1]
Provision for income taxes on continuing operations		78	270	205	203	[1]
Income from continuing operations before income taxes		844	753	1,252	502	[1]
Depreciation and Amortization		300	227	583	485	[1]
Interest income		9	17	27	33
Interest Expense		14	34	24	93	[1]
Exchange (gains) losses - net		1	(32)	(60)	(59)
Non-operating benefits - net		(91)	(32)	(164)	(74)	[1]
Significant Items		179	455	302	640	[1]
Pro forma adjustments	[1]				298
Corporate Expenses		29	34	54	61	[1]
Segment operating EBITDA		1,265	1,486	2,084	2,031	[1]
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Interest income		(9)	(17)	(27)	(33)	[1]
Exchange (gains) losses - net		(1)	32	60	59	[1]
Significant Items		$ (179)	$ (455)	$ (302)	$ (640)

[1] Period is presented on a pro forma basis, prepared in accordance with Article 11 of Regulation S-X.