XML 112 R99.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Redeemable Noncontrolling Interests - Narrative (Details) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 USD ($) | Dec. 31, 2021 noncontrollingInterest
First Data Joint Venture |  |
Noncontrolling Interest [Line Items] |  |
Ownership percentage by noncontrolling owner |  | 1.00%
First Data Joint Venture | Forecast |  |
Noncontrolling Interest [Line Items] |  |
Pre-tax gain | $ | $ 150 |
First Data |  |
Noncontrolling Interest [Line Items] |  |
Number of redeemable noncontrolling interests | noncontrollingInterest |  | 2

X
- Definition Number Of Redeemable Noncontrolling Interests + References No definition available. + Details
Name: | fisv_NumberOfRedeemableNoncontrollingInterests
Namespace Prefix: | fisv_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4582445-111684 + Details
Name: | us-gaap_DeconsolidationGainOrLossAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition 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. + References No definition available. + Details
Name: | us-gaap_MinorityInterestLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_OwnershipAxis=fisv_FirstDataJointVentureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=fisv_FirstDataMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |