Acquisitions (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Feb. 28, 2019
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross		$ 2,000
Cash Acquired from Acquisition		95
Purchase price, net of cash acquired	$ 15	1,946	$ 464
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value		15
Purchase price allocated to working capital		151
Purchase price allocated to property, plant and equipment		417
Goodwill	3,451	3,385
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		733
Purchase price allocated to other non-current assets		92
Purchase price allocated to long-term liabilities		(347)
Business Acquisition, Goodwill, Expected Tax Deductible Amount		94
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain		4
Gleadell [Member]
Business Acquisition [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners				50.00%
Anco [Member]
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value	3
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain	$ 2
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	70.00%
Neovia [Member]
Business Acquisition [Line Items]
Purchase price, net of cash acquired		1,692
Purchase price allocated to working capital		108
Purchase price allocated to property, plant and equipment		384
Goodwill		773
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		669
Purchase price allocated to other non-current assets		83
Purchase price allocated to long-term liabilities		(325)
FCC [Member]
Business Acquisition [Line Items]
Purchase price, net of cash acquired		170
Purchase price allocated to working capital		31
Purchase price allocated to property, plant and equipment		17
Goodwill		94
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		29
Purchase price allocated to other non-current assets		0
Purchase price allocated to long-term liabilities		(1)
Ziegler [Member]
Business Acquisition [Line Items]
Purchase price, net of cash acquired		69
Purchase price allocated to working capital		18
Purchase price allocated to property, plant and equipment		3
Goodwill		23
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		35
Purchase price allocated to other non-current assets		0
Purchase price allocated to long-term liabilities		(10)
Gleadell [Member]
Business Acquisition [Line Items]
Purchase price, net of cash acquired		15
Purchase price allocated to working capital		(6)
Purchase price allocated to property, plant and equipment		13
Goodwill		10
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		0
Purchase price allocated to other non-current assets		9
Purchase price allocated to long-term liabilities		(11)
2019 Acquisitions [Member]
Business Acquisition [Line Items]
Goodwill		900
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross	$ 15		506
Cash Acquired from Acquisition			42
Purchase price, net of cash acquired	18		464
Purchase price allocated to working capital	16		30
Purchase price allocated to property, plant and equipment	1		133
Goodwill	2		187
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			132
Purchase price allocated to other non-current assets			6
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent			(15)
Purchase price allocated to long-term liabilities	$ (1)
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value			$ (9)
Trademarks and Brands [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		16
Trademarks and Brands [Member] | Neovia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		12
Trademarks and Brands [Member] | FCC [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		0
Trademarks and Brands [Member] | Ziegler [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		4
Customer Lists [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		324
Customer Lists [Member] | Neovia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		304
Customer Lists [Member] | FCC [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		15
Customer Lists [Member] | Ziegler [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		5
Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		199
Technology-Based Intangible Assets [Member] | Neovia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		159
Technology-Based Intangible Assets [Member] | FCC [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		14
Technology-Based Intangible Assets [Member] | Ziegler [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		$ 26
Minimum [Member] | Trademarks and Brands [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		5 years
Minimum [Member] | Customer Lists [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years
Minimum [Member] | Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		6 years
Maximum [Member] | Trademarks and Brands [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		15 years
Maximum [Member] | Customer Lists [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		20 years
Maximum [Member] | Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years
Trademarks and Brands [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		$ 194
Trademarks and Brands [Member] | Neovia [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		$ 194