Acquisitions (Details) $ in Millions	12 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($) entity
Business Acquisition [Line Items]
Number of Businesses Acquired | entity			4
Purchase price, net of cash acquired	$ 187	$ 130	$ 479
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables			52
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory			62
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets			30
Purchase price allocated to property, plant and equipment			199
Goodwill	$ 2,374	$ 2,246
Purchase price allocated to goodwill			251
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			327
Purchase price allocated to other non-current assets			15
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities			(29)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other			(37)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt			(43)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent			(70)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other			(22)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets			193
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination			928
Industries Centers [Member]
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	51.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	49.00%
Biopolis SL [Member]
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	89.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	11.00%
Harvest Innovations [Member]
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent		90.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners		10.00%
Purchase of noncontrolling interest, period after acquisition (in years)		2 years
Medsofts [Member]
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent		50.00%
End period when fixed multiple of EBITDA is calculated (in years)		3 years
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners		50.00%
Period when fixed multiple of EBITDA is calculated (in months)		12 months
North Star Shipping/Minmetal [Member]
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value			64
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain			27
Eaststarch C.V. [Member]
Business Acquisition [Line Items]
Goodwill, Purchase Accounting Adjustments		$ 38
Finite-Lived Intangible Assets, Purchase Accounting Adjustments		4
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value			385
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables			27
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory			47
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets			24
Purchase price allocated to property, plant and equipment			126
Purchase price allocated to goodwill			132
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			166
Purchase price allocated to other non-current assets			0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities			(16)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other			(24)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt			0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent			(32)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other			$ (22)
Equity Method Investment, Ownership Percentage			50.00%
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets			$ 193
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain			185
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination			621
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross	$ 194	141	508
Cash Acquired from Acquisition	7	11
Purchase price, net of cash acquired	187	130	29
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables			25
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory			15
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets			6
Purchase price allocated to working capital	19	15
Purchase price allocated to property, plant and equipment	116	23	73
Goodwill	33	72
Purchase price allocated to goodwill			119
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	47	41	161
Purchase price allocated to other non-current assets	8	34	15
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities			(13)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other			(13)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	(8)		(43)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent			(38)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other			0
Purchase price allocated to long-term liabilities	(16)	(17)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets			0
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination			$ 307
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value	$ (12)	$ (38)