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Convertible Note, Equity Interest, Percentage

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Debt Instrument, Restrictive Covenants, Shareholder Ownership Threshold, Percent

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No definition available.

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- Definition

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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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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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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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

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No definition available.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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Amount classified as goodwill attributable to disposal group held for sale or disposed of.

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Amount classified as intangible assets, excluding goodwill, attributable to disposal group held for sale or disposed of.

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Amount classified as inventory attributable to disposal group held for sale or disposed of.

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Amount classified as inventory attributable to disposal group, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount classified as other assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.

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Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of.

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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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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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 (increase) decrease to an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from the subsequent recognition of deferred tax assets.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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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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The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

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Business Combinations and Divestitures (Details) - USD ($)		3 Months Ended		4 Months Ended
	Jun. 16, 2017	Apr. 01, 2018	Apr. 02, 2017	Oct. 01, 2017	Dec. 31, 2017
Business Acquisition [Line Items]
Proceeds from Sale of Productive Assets		$ 20,000,000	$ 31,000,000
Goodwill		31,149,000,000			$ 31,906,000,000
Payments to acquire businesses		82,000,000	4,852,000,000
Asset write-downs		0	$ 37,000,000
Medical Devices
Business Acquisition [Line Items]
Goodwill		12,994,000,000			$ 13,922,000,000
Patents And Trademarks
Business Acquisition [Line Items]
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent		600,000,000
Actelion
Business Acquisition [Line Items]
Goodwill, Subsequent Recognition of Deferred Tax Asset				$ 200,000,000
Business Combination, Initial Accounting Incomplete, Adjustment, Current Liabilities				$ 400,000,000
Goodwill	$ 5,986,000,000	6,161,000,000
Business Acquisition, Share Price	$ 280
Payments to acquire businesses	$ 29,600,000,000
Weighted average useful life	9 years
Business Combination, Acquisition Related Costs		100,000,000
Actelion \| Minimum
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life	4 years
Actelion \| Maximum
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life	10 years
Actelion \| In-process research and development
Business Acquisition [Line Items]
Fair Value Inputs, Discount Rate	9.00%
Idorsia
Business Acquisition [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired	9.90%
Convertible Note, Equity Interest, Percentage	22.10%
Idorsia \| Convertible Debt
Business Acquisition [Line Items]
Long-term Debt	$ 500,000,000
Debt Instrument, Term	10 years
Idorsia \| Line of Credit
Business Acquisition [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 250,000,000
Idorsia \| Debt Instrument, Redemption, Period One \| Convertible Debt
Business Acquisition [Line Items]
Convertible Note, Equity Interest, Percentage	16.00%
Debt Instrument, Restrictive Covenants, Shareholder Ownership Threshold, Percent	20.00%
AMO
Business Acquisition [Line Items]
Weighted average useful life			14 years 4 months 24 days
AMO \| Medical Devices
Business Acquisition [Line Items]
Goodwill			$ 1,700,000,000
Payments to acquire businesses			4,300,000,000
Total amortizable intangibles			$ 2,300,000,000
Discontinued Operations, Held-for-sale or Disposed of by Sale \| LifeScan
Business Acquisition [Line Items]
Disposal group consideration		2,100,000,000
Disposal group inventory		100,000,000
Disposal group property, plant and equipment		200,000,000
Disposal group intangible assets		100,000,000
Disposal group goodwill		1,000,000,000
Assets held for sale, current		100,000,000
Valchlor
Business Acquisition [Line Items]
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent		400,000,000
Valchlor \| Patents And Trademarks
Business Acquisition [Line Items]
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent		$ 500,000,000