Debt Securities, Trading, and Equity Securities, FV-NI

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Investments, Primary Weighted Average Life of Collateral

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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- Definition

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

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- Definition

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Fair value of financial and nonfinancial obligations.

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Amount of noncurrent assets classified as other.

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Financial Instruments - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2018	Dec. 31, 2017	Jun. 30, 2017	Dec. 31, 2016
Assets
Investments	$ 12,587	$ 14,908
Investments	375
Derivative assets	444	130
Liabilities
Contingent consideration	830	935	$ 1,002	$ 891
Derivative liabilities	197	217
Commercial paper
Assets
Investments	30	159
Corporate notes and bonds
Assets
Investments	8,782	9,806
U.S. government and agency securities
Assets
Investments	1,620	2,042
Asset-backed securities
Assets
Investments	$ 1,441	1,542
Liabilities
Primary weighted average life of collateral	5 years
Foreign government bonds
Assets
Investments	$ 649	733
Mortgage-backed securities
Assets
Investments	65	626
Fair Value, Measurements, Recurring
Assets
Investments	12,317	14,531
Other assets	645	652
Derivative assets	444	130
Total assets	13,406	15,313
Liabilities
Contingent consideration	830	935
Derivative liabilities	197	217
Total liabilities	1,027	1,152
Fair Value, Measurements, Recurring \| Purchased currency options
Assets
Derivative assets	142	80
Liabilities
Derivative liabilities	3	0
Fair Value, Measurements, Recurring \| Foreign exchange contracts
Assets
Derivative assets	302	48
Liabilities
Derivative liabilities	62	162
Fair Value, Measurements, Recurring \| Interest rate swap contracts
Assets
Derivative assets	0	2
Liabilities
Derivative liabilities	132	55
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Investments	164	172
Other assets	275	171
Derivative assets	0	0
Total assets	439	343
Liabilities
Contingent consideration	0	0
Derivative liabilities	0	0
Total liabilities	0	0
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets for Identical Assets (Level 1) \| Purchased currency options
Assets
Derivative assets	0	0
Liabilities
Derivative liabilities	0	0
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets for Identical Assets (Level 1) \| Foreign exchange contracts
Assets
Derivative assets	0	0
Liabilities
Derivative liabilities	0	0
Fair Value, Measurements, Recurring \| Quoted Prices In Active Markets for Identical Assets (Level 1) \| Interest rate swap contracts
Assets
Derivative assets	0	0
Liabilities
Derivative liabilities	0	0
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2)
Assets
Investments	12,153	14,359
Other assets	370	481
Derivative assets	444	130
Total assets	12,967	14,970
Liabilities
Contingent consideration	0	0
Derivative liabilities	197	217
Total liabilities	197	217
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| Purchased currency options
Assets
Derivative assets	142	80
Liabilities
Derivative liabilities	3	0
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| Foreign exchange contracts
Assets
Derivative assets	302	48
Liabilities
Derivative liabilities	62	162
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| Interest rate swap contracts
Assets
Derivative assets	0	2
Liabilities
Derivative liabilities	132	55
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3)
Assets
Investments	0	0
Other assets	0	0
Derivative assets	0	0
Total assets	0	0
Liabilities
Contingent consideration	830	935
Derivative liabilities	0	0
Total liabilities	830	935
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| Purchased currency options
Assets
Derivative assets	0	0
Liabilities
Derivative liabilities	0	0
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| Foreign exchange contracts
Assets
Derivative assets	0	0
Liabilities
Derivative liabilities	0	0
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| Interest rate swap contracts
Assets
Derivative assets	0	0
Liabilities
Derivative liabilities	0	0
Fair Value, Measurements, Recurring \| Commercial paper
Assets
Investments	30	159
Fair Value, Measurements, Recurring \| Commercial paper \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Investments	0	0
Fair Value, Measurements, Recurring \| Commercial paper \| Significant Other Observable Inputs (Level 2)
Assets
Investments	30	159
Fair Value, Measurements, Recurring \| Commercial paper \| Significant Unobservable Inputs (Level 3)
Assets
Investments	0	0
Fair Value, Measurements, Recurring \| Corporate notes and bonds
Assets
Investments	8,684	9,678
Other assets	98	128
Fair Value, Measurements, Recurring \| Corporate notes and bonds \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Corporate notes and bonds \| Significant Other Observable Inputs (Level 2)
Assets
Investments	8,684	9,678
Other assets	98	128
Fair Value, Measurements, Recurring \| Corporate notes and bonds \| Significant Unobservable Inputs (Level 3)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| U.S. government and agency securities
Assets
Investments	1,396	1,835
Other assets	224	207
Fair Value, Measurements, Recurring \| U.S. government and agency securities \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Investments	0	68
Other assets	64	0
Fair Value, Measurements, Recurring \| U.S. government and agency securities \| Significant Other Observable Inputs (Level 2)
Assets
Investments	1,396	1,767
Other assets	160	207
Fair Value, Measurements, Recurring \| U.S. government and agency securities \| Significant Unobservable Inputs (Level 3)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Asset-backed securities
Assets
Investments	1,394	1,476
Other assets	47	66
Fair Value, Measurements, Recurring \| Asset-backed securities \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Asset-backed securities \| Significant Other Observable Inputs (Level 2)
Assets
Investments	1,394	1,476
Other assets	47	66
Fair Value, Measurements, Recurring \| Asset-backed securities \| Significant Unobservable Inputs (Level 3)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Foreign government bonds
Assets
Investments	649	732
Other assets	0	1
Fair Value, Measurements, Recurring \| Foreign government bonds \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Foreign government bonds \| Significant Other Observable Inputs (Level 2)
Assets
Investments	649	732
Other assets	0	1
Fair Value, Measurements, Recurring \| Foreign government bonds \| Significant Unobservable Inputs (Level 3)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Mortgage-backed securities
Assets
Investments	0	547
Other assets	65	79
Fair Value, Measurements, Recurring \| Mortgage-backed securities \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Mortgage-backed securities \| Significant Other Observable Inputs (Level 2)
Assets
Investments	0	547
Other assets	65	79
Fair Value, Measurements, Recurring \| Mortgage-backed securities \| Significant Unobservable Inputs (Level 3)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Publicly traded equity securities
Assets
Investments	164	104
Other assets	211	171
Fair Value, Measurements, Recurring \| Publicly traded equity securities \| Quoted Prices In Active Markets for Identical Assets (Level 1)
Assets
Investments	164	104
Other assets	211	171
Fair Value, Measurements, Recurring \| Publicly traded equity securities \| Significant Other Observable Inputs (Level 2)
Assets
Investments	0	0
Other assets	0	0
Fair Value, Measurements, Recurring \| Publicly traded equity securities \| Significant Unobservable Inputs (Level 3)
Assets
Investments	0	0
Other assets	$ 0	$ 0