XML 73 R58.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Deferred Revenue (Changes in Deferred Revenue) (Details) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2018 USD ($)
Change in Contract with Customer Liability [Roll Forward] |
Beginning balance | $ 287
Additions | 714
Revenue recognized | (642)
Reclassification of deferred revenue | 0
Translation adjustment | (11)
Ending balance | 348
Initial Listing Revenues |
Change in Contract with Customer Liability [Roll Forward] |
Beginning balance | 64
Additions | 30
Revenue recognized | (27)
Reclassification of deferred revenue | 0
Translation adjustment | (2)
Ending balance | 65
Annual Listings Revenues |
Change in Contract with Customer Liability [Roll Forward] |
Beginning balance | 3
Additions | 231
Revenue recognized | (173)
Reclassification of deferred revenue | 0
Translation adjustment | (1)
Ending balance | 60
Market Technology Revenues |
Change in Contract with Customer Liability [Roll Forward] |
Beginning balance | 109
Additions | 118
Revenue recognized | (131)
Reclassification of deferred revenue | (11)
Translation adjustment | (8)
Ending balance | 77
Corporate Solutions and Other Revenues |
Change in Contract with Customer Liability [Roll Forward] |
Beginning balance | 37
Additions | 189
Revenue recognized | (191)
Reclassification of deferred revenue | 11
Translation adjustment | 0
Ending balance | 46
Information Services Revenues |
Change in Contract with Customer Liability [Roll Forward] |
Beginning balance | 40
Additions | 128
Revenue recognized | (91)
Reclassification of deferred revenue | 0
Translation adjustment | 1
Ending balance | 78
Other |
Change in Contract with Customer Liability [Roll Forward] |
Beginning balance | 34
Additions | 18
Revenue recognized | (29)
Reclassification of deferred revenue | (1)
Translation adjustment | 0
Ending balance | $ 22

X
- Definition Change In Contract With Customer Liability [Roll Forward] + References No definition available. + Details
Name: | ndaq_ChangeInContractWithCustomerLiabilityRollForward
Namespace Prefix: | ndaq_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contract With Customer, Liability, New Contract Additions + References No definition available. + Details
Name: | ndaq_ContractWithCustomerLiabilityNewContractAdditions
Namespace Prefix: | ndaq_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Contract With Customer, Liability, Revenue Translation Adjustment + References No definition available. + Details
Name: | ndaq_ContractWithCustomerLiabilityRevenueTranslationAdjustment
Namespace Prefix: | ndaq_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Contract With Customer, Liability, Segment Reclassification + References No definition available. + Details
Name: | ndaq_ContractWithCustomerLiabilitySegmentReclassification
Namespace Prefix: | ndaq_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82913815&loc=SL49130531-203044 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82913815&loc=SL49130532-203044 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045 + Details
Name: | us-gaap_ContractWithCustomerLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130549-203045 + Details
Name: | us-gaap_ContractWithCustomerLiabilityRevenueRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=ndaq_InitialListingFeesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=ndaq_AnnualRenewalFeesAndOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=ndaq_MarketTechnologyRevenuesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=ndaq_CorporateSolutionsAndOtherRevenueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=ndaq_InformationServicesRevenueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=ndaq_ListingOfAdditionalSharesFeesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |