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Payment of contingent consideration

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Potential payments based on acheiving certain milestones

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Range of Risk Adjusted Discount Rates used in Purchase Price Allocation

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Fair value at acquisition-date of the assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interests issued by the acquirer, including but not limited to, instruments or interests issued or issuable in consideration for the business combination.

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Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

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For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

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Amount of asset recognized arising from contingent consideration in a business combination.

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Amount of liability recognized arising from contingent consideration in a business combination.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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No definition available.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of income (expense) related to nonoperating activities, classified as other.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Acquisitions and Strategic Investments (Details) - USD ($) $ in Millions			3 Months Ended		9 Months Ended
	Oct. 10, 2017	May 16, 2017	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Business Acquisition [Line Items]
Contingent consideration expense (benefit)			$ (4)	$ (13)	$ (78)	$ 23
Other Nonoperating Income (Expense)			(11)	$ (33)	(89)	(44)
Goodwill			6,882		6,882		$ 6,678
Business Combination, Contingent Consideration, Asset			81		81		$ 204
Payments for acquisitions of businesses, net of cash acquired					392	70
Payment of contingent consideration					(45)	$ (77)
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High			1,261		1,261
revenue-based payments [Member] \| Discounted cash flow [Member]
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability			50		50
R&D and Commercialization-based Milestone [Member] \| Discounted cash flow [Member]
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability			$ 31		$ 31
Fair Value Inputs, Discount Rate					2.00%
Minimum [Member] \| revenue-based payments [Member] \| Discounted cash flow [Member]
Business Acquisition [Line Items]
Fair Value Inputs, Discount Rate					11.00%
contingent consideration liability, projected year of payment					2017
Minimum [Member] \| R&D and Commercialization-based Milestone [Member] \| Discounted cash flow [Member]
Business Acquisition [Line Items]
contingent consideration liability, projected year of payment					2018
Maximum [Member] \| revenue-based payments [Member] \| Discounted cash flow [Member]
Business Acquisition [Line Items]
Fair Value Inputs, Discount Rate					15.00%
contingent consideration liability, projected year of payment					2026
Maximum [Member] \| R&D and Commercialization-based Milestone [Member] \| Discounted cash flow [Member]
Business Acquisition [Line Items]
contingent consideration liability, projected year of payment					2021
Customer Relationships [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life					13 years
Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired					$ 268
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life					13 years
Range of Risk Adjusted Discount Rates used in Purchase Price Allocation			24.00%		24.00%
Other Intangible Assets [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired					$ 10
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life					2 years
Range of Risk Adjusted Discount Rates used in Purchase Price Allocation			24.00%		24.00%
Finite-Lived Intangible Assets [Member]
Business Acquisition [Line Items]
Finite-lived Intangible Assets Acquired					$ 278
2017 Acquisitions [Member]
Business Acquisition [Line Items]
Goodwill			$ 191		191
Payments for acquisitions of businesses, net of cash acquired					392
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles			278		278
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets			26		26
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities			$ (103)		(103)
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination					$ 392
Symetis [Member]
Business Acquisition [Line Items]
Payments for acquisitions of businesses, net of cash acquired		$ 430
Subsequent Event [Member] \| Apama [Member]
Business Acquisition [Line Items]
Payments for acquisitions of businesses, net of cash acquired	$ 175
Potential payments based on acheiving certain milestones	$ 125