Business Segments - Reporting Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Business Segment Reporting Information
Net Sales	$ 3,928	$ 3,921	$ 11,599	$ 11,306
Rationalizations	5	46	40	102
Interest expense	82	84	236	260
Other (Income) Expense (Note 4)	(253)	30	(171)	54
Asset write-offs and accelerated depreciation	0	10	2	39
Income before Income Taxes	513	162	809	591
Operating Segments
Business Segment Reporting Information
Rationalizations	5	30	37	86
Income before Income Taxes	362	367	967	1,126
Segment Reconciling Items
Business Segment Reporting Information
Rationalizations	5	46	40	102
Interest expense	82	84	236	260
Other (Income) Expense (Note 4)	(253)	30	(171)	54
Asset write-offs and accelerated depreciation	0	10	2	39
Corporate incentive compensation plans	(1)	0	6	27
Intercompany profit elimination	2	21	(2)	16
Retained expenses of divested operations	2	3	7	9
Other
Business Segment Reporting Information
Other	12	11	40	28
Americas
Business Segment Reporting Information
Net Sales	2,107	2,041	6,054	6,028
Americas | Operating Segments
Business Segment Reporting Information
Rationalizations	0	4	3	6
Income before Income Taxes	194	196	475	630
Europe, Middle East and Africa
Business Segment Reporting Information
Net Sales	1,290	1,311	3,880	3,664
Asset write-offs and accelerated depreciation	0	10	2	39
Europe, Middle East and Africa | Operating Segments
Business Segment Reporting Information
Rationalizations	5	25	31	78
Income before Income Taxes	111	90	289	271
Asia Pacific
Business Segment Reporting Information
Net Sales	531	569	1,665	1,614
Asia Pacific | Operating Segments
Business Segment Reporting Information
Rationalizations	0	1	3	2
Income before Income Taxes	$ 57	$ 81	$ 203	$ 225