| | | | | | | | | | | | | | | | | | | | | |
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| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-CommonStockParValue001PerShareMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-FloatingRateSeniorNotesDueTwoThousandTwentyOneMember"> Floating Rate Senior Notes due 2021 </dei:Security12bTitle> |
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| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-FloatingRateSeniorNotesDueTwoThousandTwentyOneMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyOneMember"> 0.125% Senior Notes due 2021 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyOneMember"> FIS21C </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyOneMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointSevenZeroZeroPercentSeniorNotesDueTwoThousandTwentyTwoMember"> 1.700% Senior Notes due 2022 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointSevenZeroZeroPercentSeniorNotesDueTwoThousandTwentyTwoMember"> FIS22B </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointSevenZeroZeroPercentSeniorNotesDueTwoThousandTwentyTwoMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyTwoMember"> 0.125% Senior Notes due 2022 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyTwoMember"> FIS22C </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyTwoMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointSevenFiveZeroPercentSeniorNotesDueTwoThousandTwentyThreeMember"> 0.750% Senior Notes due 2023 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointSevenFiveZeroPercentSeniorNotesDueTwoThousandTwentyThreeMember"> FIS23A </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointSevenFiveZeroPercentSeniorNotesDueTwoThousandTwentyThreeMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointOneZeroZeroPercentSeniorNotesDueTwoThousandTwentyFourMember"> 1.100% Senior Notes due 2024 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointOneZeroZeroPercentSeniorNotesDueTwoThousandTwentyFourMember"> FIS24A </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointOneZeroZeroPercentSeniorNotesDueTwoThousandTwentyFourMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointSixZeroTwoPercentSeniorNotesDueTwoThousandTwentyFiveMember"> 2.602% Senior Notes due 2025 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointSixZeroTwoPercentSeniorNotesDueTwoThousandTwentyFiveMember"> FIS25A </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointSixZeroTwoPercentSeniorNotesDueTwoThousandTwentyFiveMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentyFiveMember"> 0.625% Senior Notes due 2025 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentyFiveMember"> FIS25B </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ZeroPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentyFiveMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointFiveZeroZeroPercentSeniorNotesDueTwoThousandTwentySevenMember"> 1.500% Senior Notes due 2027 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointFiveZeroZeroPercentSeniorNotesDueTwoThousandTwentySevenMember"> FIS27 </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointFiveZeroZeroPercentSeniorNotesDueTwoThousandTwentySevenMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointZeroZeroZeroPercentSeniorNotesDueTwoThousandTwentyEightMember"> 1.000% Senior Notes due 2028 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointZeroZeroZeroPercentSeniorNotesDueTwoThousandTwentyEightMember"> FIS28 </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-OnePointZeroZeroZeroPercentSeniorNotesDueTwoThousandTwentyEightMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointTwoFiveZeroPercentSeniorNotesDueTwoThousandTwentyNineMember"> 2.250% Senior Notes due 2029 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointTwoFiveZeroPercentSeniorNotesDueTwoThousandTwentyNineMember"> FIS29 </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointTwoFiveZeroPercentSeniorNotesDueTwoThousandTwentyNineMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointZeroZeroZeroPercentSeniorNotesDueTwoThousandThirtyMember"> 2.000% Senior Notes due 2030 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointZeroZeroZeroPercentSeniorNotesDueTwoThousandThirtyMember"> FIS30 </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointZeroZeroZeroPercentSeniorNotesDueTwoThousandThirtyMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ThreePointThreeSixZeroPercentSeniorNotesDueTwoThousandThirtyOneMember"> 3.360% Senior Notes due 2031 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ThreePointThreeSixZeroPercentSeniorNotesDueTwoThousandThirtyOneMember"> FIS31 </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-ThreePointThreeSixZeroPercentSeniorNotesDueTwoThousandThirtyOneMember"> NYSE </dei:SecurityExchangeName> |
| <dei:Security12bTitle contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointNineFiveZeroPercentSeniorNotesDueTwoThousandThirtyNineMember"> 2.950% Senior Notes due 2039 </dei:Security12bTitle> |
| <dei:TradingSymbol contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointNineFiveZeroPercentSeniorNotesDueTwoThousandThirtyNineMember"> FIS39 </dei:TradingSymbol> |
| <dei:SecurityExchangeName contextRef="duration_2021-02-23_to_2021-02-23_us-gaap-StatementClassOfStockAxis_fis-TwoPointNineFiveZeroPercentSeniorNotesDueTwoThousandThirtyNineMember"> NYSE </dei:SecurityExchangeName> |
| <dei:EntityEmergingGrowthCompany contextRef="duration_2021-02-23_to_2021-02-23"> false </dei:EntityEmergingGrowthCompany> |
| </xbrl> |