Business Acquisition, Percentage of Net Profit Sharing Interest Held

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- Definition

Business Acquisition, Percentage of Profit Sharing Interest Purchased

+ References

No definition available.

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- Definition

Fair value of the equity interests transferred for acquisition.

+ References

No definition available.

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Business Combination, Exchange Rate

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Business Combination, Foreign Currency Translation Loss

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Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Exchange Registration and Licenses

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No definition available.

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- Definition

Number of Trading Venues

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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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Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

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Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity.

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Number of shares of equity interests issued or issuable to acquire entity.

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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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- Definition

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

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The amount, measured at acquisition-date fair value, of all the assets acquired that arise from contingencies and were recognized by the entity.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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

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- Definition

Percentage of voting equity interests acquired in a business combination achieved in stages, including equity interests in the acquiree held by the acquirer immediately before the acquisition date and acquired at the acquisition date.

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No definition available.

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In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.

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The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

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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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- Definition

Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

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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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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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- Definition

The number of countries in which the entity operates as of balance sheet date.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Acquisitions and Divestitures - Narrative (Details) € in Millions, £ in Millions, shares in Millions										1 Months Ended		3 Months Ended		12 Months Ended
	Oct. 03, 2018 USD ($)	Jul. 23, 2018 USD ($)	Feb. 21, 2018 USD ($)	Feb. 21, 2018 EUR (€)	Jan. 02, 2018 USD ($)	Dec. 14, 2017 USD ($)	Jun. 01, 2017 USD ($)	Mar. 31, 2017 USD ($)	Oct. 03, 2016 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2017 GBP (£)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2017 EUR (€)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($) shares	Dec. 31, 2015 GBP (£) shares	Sep. 30, 2018	May 01, 2017 venue country	Jan. 31, 2017
Business Acquisition [Line Items]
Goodwill									$ 312,000,000	$ 12,216,000,000		$ 13,085,000,000	$ 12,216,000,000	$ 13,085,000,000	$ 12,216,000,000		$ 12,291,000,000
Gain on initial investment value														110,000,000	0		$ 0
Identifiable intangible assets									$ 171,000,000
TRAYPORT
Business Acquisition [Line Items]
Percentage of voting interests acquired																		100.00%
Total purchase price																		$ 620,000,000	£ 407
Equity interests issued and issuable (in shares) \| shares																		12.6	12.6
Gain (loss) from divestiture of businesses						$ (76,000,000)							110,000,000
Exchange rate										1.3331	1.3331							1.5218	1.5218
Equity interest issued or issuable, amount										$ 76,000,000			76,000,000		76,000,000
TMX Group
Business Acquisition [Line Items]
Total purchase price										531,000,000
Payments to acquire businesses, gross										733,000,000	£ 550
Gain (loss) from divestiture of businesses										110,000,000
Net assets										607,000,000			607,000,000		607,000,000
Foreign currency translation loss										76,000,000
Transaction costs										16,000,000			$ 16,000,000		$ 16,000,000
NGX and Shorcan Energy
Business Acquisition [Line Items]
Total purchase price										267,000,000	200
Payments to acquire businesses, gross										$ 466,000,000	£ 350
Intangible assets																		$ 198,000,000
Registration and licenses																		140,000,000
Goodwill																		123,000,000
Virtu BondPoint
Business Acquisition [Line Items]
Total purchase price					$ 400,000,000
Goodwill					267,000,000
Identifiable Intangible Assets					130,000,000
TMC Bonds, LLC
Business Acquisition [Line Items]
Total purchase price		$ 700,000,000
Goodwill		423,000,000
Identifiable Intangible Assets		261,000,000
Cash held on the date of acquisition		15,000,000
MERSCORP Holdings, Inc
Business Acquisition [Line Items]
Percentage of voting interests acquired	100.00%
Equity interests percentage	100.00%
Gain on initial investment value	$ 110,000,000											110,000,000
TMX Atrium
Business Acquisition [Line Items]
Percentage of voting interests acquired																					100.00%	100.00%
Number of countries in which entity operates \| country																					12
Number of trading venues \| venue																					30
Standard & Poor’s Securities Evaluations, Inc.
Business Acquisition [Line Items]
Percentage of voting interests acquired									100.00%
Credit Market Analysis
Business Acquisition [Line Items]
Percentage of voting interests acquired									100.00%
SPSE and CMA
Business Acquisition [Line Items]
Payments to acquire businesses, gross									$ 431,000,000
Euroclear
Business Acquisition [Line Items]
Percentage of voting interests acquired			5.10%	5.10%						4.70%			4.70%		4.70%
Payments to acquire businesses, gross			$ 304,000,000	€ 246										631,000,000	$ 327,000,000	€ 276
Non - Intercontinental Exchange Inc Limited Partners
Business Acquisition [Line Items]
Percentage of net profit sharing interest held																	42.50%
Gasunie
Business Acquisition [Line Items]
Percentage of voting interests acquired										21.00%			21.00%		21.00%		21.00%
ABN AMRO Clearing Bank N.V
Business Acquisition [Line Items]
Percentage of voting interests acquired										25.00%			25.00%		25.00%		25.00%
ICE Endex and ICE Clear Netherlands
Business Acquisition [Line Items]
Percentage of voting interests acquired										100.00%			100.00%		100.00%
CDS Clearing Subsidiaries
Business Acquisition [Line Items]
Percentage of voting interests acquired																				3.20%
Percentage of profit sharing interest purchased										12.60%			12.60%		12.60%
Bakkt
Business Acquisition [Line Items]
Equity interest issued or issuable, fair value												$ 183,000,000		$ 183,000,000
Customer relationships
Business Acquisition [Line Items]
Identifiable intangible assets									$ 135,000,000
Customer relationships \| NGX and Shorcan Energy
Business Acquisition [Line Items]
Intangible assets																		$ 53,000,000
Customer relationships \| Virtu BondPoint
Business Acquisition [Line Items]
Identifiable Intangible Assets					$ 123,000,000
Useful life of intangible asset					15 years
Customer relationships \| TMC Bonds, LLC
Business Acquisition [Line Items]
Identifiable Intangible Assets		$ 253,000,000
Useful life of intangible asset		15 years
Customer relationships \| Minimum
Business Acquisition [Line Items]
Useful Life (Years)									15 years					3 years
Customer relationships \| Minimum \| NGX and Shorcan Energy
Business Acquisition [Line Items]
Useful Life (Years)																		20 years	20 years
Customer relationships \| Maximum
Business Acquisition [Line Items]
Useful Life (Years)									20 years					25 years
Developed Technology \| Virtu BondPoint
Business Acquisition [Line Items]
Identifiable Intangible Assets					$ 7,000,000
Useful life of intangible asset					3 years
Developed Technology \| TMC Bonds, LLC
Business Acquisition [Line Items]
Identifiable Intangible Assets		$ 7,000,000
Useful life of intangible asset		3 years
Customer Lists
Business Acquisition [Line Items]
Identifiable intangible assets									$ 29,000,000
Customer Lists \| Minimum
Business Acquisition [Line Items]
Useful Life (Years)									5 years
Customer Lists \| Maximum
Business Acquisition [Line Items]
Useful Life (Years)									10 years
NYSE Governance Services
Business Acquisition [Line Items]
Gain (loss) from divestiture of businesses							$ (6,000,000)
Interactive Data Managed Solutions
Business Acquisition [Line Items]
Gain (loss) from divestiture of businesses								$ 0
CDS Clearing Subsidiaries \| Non-ICE Limited Partners
Business Acquisition [Line Items]
Percentage of net profit sharing interest help												26.70%		26.70%