<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xml:lang="en-US"
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2020-01-31"
  xmlns:exch="http://xbrl.sec.gov/exch/2020-01-31"
  xmlns:fis="http://www.fisglobal.com/20210831"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:us-gaap="http://fasb.org/us-gaap/2020-01-31"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="fis-20210831.xsd" xlink:type="simple"/>
    <context id="iba9caa11de1c4874a4550add714fecef_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="if6cfc8d1cf2949cf9a2f1db43b2fbab1_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="i38d173c2e4ab4d609074b58403939ce4_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:OnePointSevenPercentSterlingSeniorNotesDueJune2022Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="i4b1e271a7c9b4c5db16000fddeeaddcf_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:PointOneTwoFivePercentEuroSeniorNotesDueDecember2022Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="i176257278265430caadafaf55daa7be9_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:PointSevenFivePercentEuroSeniorNotesDueMay2023Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="i468c3c7a2a10440cb652643104f7fef6_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:OnePointOnePercentEuroSeniorNotesDueJuly2024Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="i153ea15ebb5d421585934a1f555343d9_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:PointSixTwoFivePercentEuroSeniorNotesDueDecember2025Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="i7b2e6347f8a5472b9dcf959a8d55d8de_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:OnePointFivePercentEuroSeniorNotesDueMay2027Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="ib8110e2689274b1f953064482a843471_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:OnePointZeroPercentEuroSeniorNotesDueDecember2028Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="if0864d7d6d694b609439ae33e3e60881_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:TwoPointTwoFivePercentSterlingSeniorNotesDueDecember2029Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="iedb6629b7d0c4abfb745439ee0469758_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:TwoPointZeroPercentEuroSeniorNotesDueMay2030Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="i18fbef06b2db4b5f968ca3536990073f_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:ThreePointThreeSixPercentSterlingSeniorNotesDueMay2031Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <context id="i4631ae7b416c481599fd4c92bb9bebca_D20210831-20210831">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001136893</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:DebtInstrumentAxis">fis:TwoPointNineFivePercentEuroSeniorNotesDueMay2039Member</xbrldi:explicitMember>
                <xbrldi:explicitMember dimension="dei:EntityListingsExchangeAxis">exch:XNYS</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2021-08-31</startDate>
            <endDate>2021-08-31</endDate>
        </period>
    </context>
    <dei:EntityCentralIndexKey
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN180L2ZyYWc6MjkwYTc2ZDdjNTliNGFiMGEwMmViZmRlMWRkN2Q2YzcvdGFibGU6ZmM1NmIwNDVkMWFhNGQwMmJhNWMxYjNmNzJjOWI3M2UvdGFibGVyYW5nZTpmYzU2YjA0NWQxYWE0ZDAyYmE1YzFiM2Y3MmM5YjczZV8yLTEtMS0xLTE_e71508df-116b-42b9-95ba-c3d8d5459488">0001136893</dei:EntityCentralIndexKey>
    <dei:AmendmentFlag
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN180L2ZyYWc6MjkwYTc2ZDdjNTliNGFiMGEwMmViZmRlMWRkN2Q2YzcvdGFibGU6ZmM1NmIwNDVkMWFhNGQwMmJhNWMxYjNmNzJjOWI3M2UvdGFibGVyYW5nZTpmYzU2YjA0NWQxYWE0ZDAyYmE1YzFiM2Y3MmM5YjczZV81LTEtMS0xLTE_48c2f220-8811-4ef3-83d8-5fff1e0e7c55">false</dei:AmendmentFlag>
    <dei:DocumentType
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl84NQ_e856e9c7-6652-4459-8354-bd2769b7a4a5">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8yMjg_e8ea6fb0-f06f-4886-bf6d-9fefb240008c">2021-08-31</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8yMzM_77c63339-e697-4722-9a37-dc7f6e6c264d">Fidelity National Information Services, Inc.</dei:EntityRegistrantName>
    <dei:EntityFileNumber
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8yOTM_e34067b8-d69c-4a50-9e18-618dfb12c5c7">1-16427</dei:EntityFileNumber>
    <dei:EntityIncorporationStateCountryCode
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6NGVmNTFhMTk1MDFiNGFjMjg0Y2IzZGQwNGI4M2I0ZmIvdGFibGVyYW5nZTo0ZWY1MWExOTUwMWI0YWMyODRjYjNkZDA0YjgzYjRmYl8wLTAtMS0xLTE_725d56df-e42f-428d-a7a6-3559690911a9">GA</dei:EntityIncorporationStateCountryCode>
    <dei:EntityTaxIdentificationNumber
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6NGVmNTFhMTk1MDFiNGFjMjg0Y2IzZGQwNGI4M2I0ZmIvdGFibGVyYW5nZTo0ZWY1MWExOTUwMWI0YWMyODRjYjNkZDA0YjgzYjRmYl8wLTItMS0xLTE_06bcbbfc-aa15-44c6-8675-6d787b74c9b8">37-1490331</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8zMjY_25ee32c3-64c6-4116-9301-a05e1dd000c2">601 Riverside Avenue</dei:EntityAddressAddressLine1>
    <dei:EntityAddressCityOrTown
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8zMzE_68dfbc98-38f2-44c6-abd9-c0490ee685a4">Jacksonville</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8zMzQ_a6950b99-7dbe-466c-b998-bc2fba684448">FL</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8zMzc_25d8ea32-0aba-4234-8ce8-e686b4ee73db">32204</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8zODY_eb68bde2-1802-478f-813e-94e351686303">904</dei:CityAreaCode>
    <dei:LocalPhoneNumber
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl8zOTA_ca7f2948-2a64-42ee-916e-532eff54a1e0">438-6000</dei:LocalPhoneNumber>
    <dei:WrittenCommunications
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6NGNhOTY1ZGUyMTlkNDYxZjgyMjllZDAwYThiY2U0MmQvdGFibGVyYW5nZTo0Y2E5NjVkZTIxOWQ0NjFmODIyOWVkMDBhOGJjZTQyZF8yLTAtMS0xLTE_28896c05-6441-4e70-a3f6-f27ad37368ca">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6NGNhOTY1ZGUyMTlkNDYxZjgyMjllZDAwYThiY2U0MmQvdGFibGVyYW5nZTo0Y2E5NjVkZTIxOWQ0NjFmODIyOWVkMDBhOGJjZTQyZF80LTAtMS0xLTE_691f28a2-466e-4f27-9fb0-8f926ab98153">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6NGNhOTY1ZGUyMTlkNDYxZjgyMjllZDAwYThiY2U0MmQvdGFibGVyYW5nZTo0Y2E5NjVkZTIxOWQ0NjFmODIyOWVkMDBhOGJjZTQyZF82LTAtMS0xLTE_6b0864be-5d4a-472c-b602-66a7cdba2ac8">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6NGNhOTY1ZGUyMTlkNDYxZjgyMjllZDAwYThiY2U0MmQvdGFibGVyYW5nZTo0Y2E5NjVkZTIxOWQ0NjFmODIyOWVkMDBhOGJjZTQyZF84LTAtMS0xLTE_64bdac47-1e22-4317-a826-aba42566c4e7">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle
      contextRef="if6cfc8d1cf2949cf9a2f1db43b2fbab1_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y180LTAtMS0xLTE_01c4087c-17cd-4024-b94a-4594b312570a">Common Stock, par value $0.01 per share</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="if6cfc8d1cf2949cf9a2f1db43b2fbab1_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y180LTItMS0xLTE_e96300e1-7fa3-4e5a-8abb-d3f7533e6480">FIS</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="if6cfc8d1cf2949cf9a2f1db43b2fbab1_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y180LTQtMS0xLTE_76917da5-be40-41bc-8df7-b7c220d7709d">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="i38d173c2e4ab4d609074b58403939ce4_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y181LTAtMS0xLTE_d82eb68d-cb6d-4bc1-999e-138870c70f54">1.700% Senior Notes due 2022</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i38d173c2e4ab4d609074b58403939ce4_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y181LTItMS0xLTE_a1e71185-1e86-429a-8b46-08f04855dc3f">FIS22B</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i38d173c2e4ab4d609074b58403939ce4_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y181LTQtMS0xLTE_03524792-a001-493f-8269-dd5a57b4c24c">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="i4b1e271a7c9b4c5db16000fddeeaddcf_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y182LTAtMS0xLTE_0ad10a66-e498-4385-bbe7-57bdb3256eb1">0.125% Senior Notes due 2022</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i4b1e271a7c9b4c5db16000fddeeaddcf_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y182LTItMS0xLTE_72f990ca-1f5f-4524-b246-6502c4de16fc">FIS22C</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i4b1e271a7c9b4c5db16000fddeeaddcf_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y182LTQtMS0xLTE_0aae0982-70fd-4f9e-afd5-6ee9792c7032">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="i176257278265430caadafaf55daa7be9_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y183LTAtMS0xLTE_739a97c1-2a0e-4d45-a790-9d833b22aaa6">0.750% Senior Notes due 2023</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i176257278265430caadafaf55daa7be9_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y183LTItMS0xLTE_735728f3-f19a-452e-8c8e-9908897adfdb">FIS23A</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i176257278265430caadafaf55daa7be9_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y183LTQtMS0xLTE_a5b55f0c-2f88-4f4b-8322-3d6d551863b5">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="i468c3c7a2a10440cb652643104f7fef6_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y184LTAtMS0xLTE_a6de2482-06f9-48ea-be49-3988f0458292">1.100% Senior Notes due 2024</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i468c3c7a2a10440cb652643104f7fef6_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y184LTItMS0xLTE_b640404a-0a6b-4e69-b902-864efc467209">FIS24A</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i468c3c7a2a10440cb652643104f7fef6_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y184LTQtMS0xLTE_4aa33022-2207-4c10-bd9d-036c1aab8923">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="i153ea15ebb5d421585934a1f555343d9_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y185LTAtMS0xLTE_c2075bb7-2147-4c88-9ce6-3d59d1bf2735">0.625% Senior Notes due 2025</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i153ea15ebb5d421585934a1f555343d9_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y185LTItMS0xLTE_55be8425-6310-4798-9734-a8b92f866790">FIS25B</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i153ea15ebb5d421585934a1f555343d9_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y185LTQtMS0xLTE_ce2ed0ad-0cfe-44fd-a40d-61ad0cc6933d">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="i7b2e6347f8a5472b9dcf959a8d55d8de_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMC0wLTEtMS0x_d6014b34-9363-476f-b0a9-b843dda43c37">1.500% Senior Notes due 2027</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i7b2e6347f8a5472b9dcf959a8d55d8de_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMC0yLTEtMS0x_18c64883-a5b9-4830-8486-cc5752f89dd2">FIS27</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i7b2e6347f8a5472b9dcf959a8d55d8de_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMC00LTEtMS0x_8543d436-27d4-4028-8954-9a547dc6d3b3">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="ib8110e2689274b1f953064482a843471_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMS0wLTEtMS0x_2a85ae8e-2558-4b54-8cf4-5bce65859a1a">1.000% Senior Notes due 2028</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="ib8110e2689274b1f953064482a843471_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMS0yLTEtMS0x_595af383-d83b-4913-a508-8d05182b66b5">FIS28</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="ib8110e2689274b1f953064482a843471_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMS00LTEtMS0x_918df6d5-0be4-4d9f-a891-41ccd068e48b">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="if0864d7d6d694b609439ae33e3e60881_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMi0wLTEtMS0x_8768f59a-dabf-469f-a0db-5c0f1464cb23">2.250% Senior Notes due 2029</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="if0864d7d6d694b609439ae33e3e60881_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMi0yLTEtMS0x_7e5716c4-420d-4fd5-8b05-2b965b0ffa4d">FIS29</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="if0864d7d6d694b609439ae33e3e60881_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMi00LTEtMS0x_a2c579c8-5828-4c8f-9802-2aea7650d673">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="iedb6629b7d0c4abfb745439ee0469758_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMy0wLTEtMS0x_8e92ac83-5774-448d-bdb3-ac18c7804952">2.000% Senior Notes due 2030</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="iedb6629b7d0c4abfb745439ee0469758_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMy0yLTEtMS0x_9cab04a7-67cc-4ae3-acd7-efff580221f5">FIS30</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="iedb6629b7d0c4abfb745439ee0469758_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xMy00LTEtMS0x_b847c4d9-b5df-4cfe-92ea-53b6df14f0f1">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="i18fbef06b2db4b5f968ca3536990073f_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xNC0wLTEtMS0x_ce67b10f-cdc3-4478-bd52-5c986593a42c">3.360% Senior Notes due 2031</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i18fbef06b2db4b5f968ca3536990073f_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xNC0yLTEtMS0x_9e50d94c-887c-4e1a-b125-2851dcd1879e">FIS31</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i18fbef06b2db4b5f968ca3536990073f_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xNC00LTEtMS0x_4cc061fc-a020-4023-8c38-681fcdea2824">NYSE</dei:SecurityExchangeName>
    <dei:Security12bTitle
      contextRef="i4631ae7b416c481599fd4c92bb9bebca_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xNS0wLTEtMS0x_c766db3f-4dc6-49e6-8b2c-e3fdd1f6af73">2.950% Senior Notes due 2039</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i4631ae7b416c481599fd4c92bb9bebca_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xNS0yLTEtMS0x_385c71a5-c8bc-4e7b-92a8-52935ff88810">FIS39</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i4631ae7b416c481599fd4c92bb9bebca_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGFibGU6MjgzY2Q5NjI0NTJjNDZkOWE1NzJhYjIxMGM5MWY1OGMvdGFibGVyYW5nZToyODNjZDk2MjQ1MmM0NmQ5YTU3MmFiMjEwYzkxZjU4Y18xNS00LTEtMS0x_06d6956c-6b66-4ee1-ba6f-83598a854043">NYSE</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany
      contextRef="iba9caa11de1c4874a4550add714fecef_D20210831-20210831"
      id="id3VybDovL2RvY3MudjEvZG9jOjE4NzM0OTcwNjk5ZDRmNzZiOGQzOTM4NjE0NWY0M2E3L3NlYzoxODczNDk3MDY5OWQ0Zjc2YjhkMzkzODYxNDVmNDNhN18xL2ZyYWc6NTYxZTBlMTU4ZDk0NGEwOWFmNTUyYzJkMGZiOTVlZWYvdGV4dHJlZ2lvbjo1NjFlMGUxNThkOTQ0YTA5YWY1NTJjMmQwZmI5NWVlZl83Nzc_9fac1c94-7e93-43e7-8612-178f6e98f2dd">false</dei:EntityEmergingGrowthCompany>
</xbrl>
