Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000798354-21-000014-index-headers.html | 2021-07-28 07:33:53 | |
| 0000798354-21-000014-index.html | 2021-07-28 07:33:53 | |
| 0000798354-21-000014.txt | 2021-07-28 07:33:53 | |
 0000798354-21-000014-xbrl.zip | 360525 | 2021-07-28 07:33:53 |
| ex31106302021.htm | 12350 | 2021-07-28 07:33:53 |
| ex31206302021.htm | 11299 | 2021-07-28 07:33:53 |
| ex32106302021.htm | 7565 | 2021-07-28 07:33:53 |
| FilingSummary.xml | 48902 | 2021-07-28 07:33:53 |
| Financial_Report.xlsx | 120686 | 2021-07-28 07:33:53 |
| fisv-20210630.htm | 2327979 | 2021-07-28 07:33:53 |
| fisv-20210630.xsd | 59644 | 2021-07-28 07:33:53 |
| fisv-20210630_cal.xml | 78281 | 2021-07-28 07:33:53 |
| fisv-20210630_def.xml | 385597 | 2021-07-28 07:33:53 |
| fisv-20210630_htm.xml | 2419608 | 2021-07-28 07:33:53 |
| fisv-20210630_lab.xml | 770881 | 2021-07-28 07:33:53 |
| fisv-20210630_pre.xml | 529893 | 2021-07-28 07:33:53 |
| MetaLinks.json | 825321 | 2021-07-28 07:33:53 |
| R1.htm | 67167 | 2021-07-28 07:33:53 |
| R10.htm | 19336 | 2021-07-28 07:33:53 |
| R11.htm | 122427 | 2021-07-28 07:33:53 |
| R12.htm | 38918 | 2021-07-28 07:33:53 |
| R13.htm | 37332 | 2021-07-28 07:33:53 |
| R14.htm | 21886 | 2021-07-28 07:33:53 |
| R15.htm | 15105 | 2021-07-28 07:33:53 |
| R16.htm | 41014 | 2021-07-28 07:33:53 |
| R17.htm | 14116 | 2021-07-28 07:33:53 |
| R18.htm | 148409 | 2021-07-28 07:33:53 |
| R19.htm | 74777 | 2021-07-28 07:33:53 |
| R2.htm | 87226 | 2021-07-28 07:33:53 |
| R20.htm | 33213 | 2021-07-28 07:33:53 |
| R21.htm | 18058 | 2021-07-28 07:33:53 |
| R22.htm | 19235 | 2021-07-28 07:33:53 |
| R23.htm | 15994 | 2021-07-28 07:33:53 |
| R24.htm | 13027 | 2021-07-28 07:33:53 |
| R25.htm | 9202 | 2021-07-28 07:33:53 |
| R26.htm | 11078 | 2021-07-28 07:33:53 |
| R27.htm | 73224 | 2021-07-28 07:33:53 |
| R28.htm | 53177 | 2021-07-28 07:33:53 |
| R29.htm | 15691 | 2021-07-28 07:33:53 |
| R3.htm | 8220 | 2021-07-28 07:33:53 |
| R30.htm | 119757 | 2021-07-28 07:33:53 |
| R31.htm | 25803 | 2021-07-28 07:33:53 |
| R32.htm | 39238 | 2021-07-28 07:33:53 |
| R33.htm | 16909 | 2021-07-28 07:33:53 |
| R34.htm | 15256 | 2021-07-28 07:33:53 |
| R35.htm | 39012 | 2021-07-28 07:33:53 |
| R36.htm | 12323 | 2021-07-28 07:33:53 |
| R37.htm | 144340 | 2021-07-28 07:33:53 |
| R38.htm | 70391 | 2021-07-28 07:33:53 |
| R39.htm | 35065 | 2021-07-28 07:33:53 |
| R4.htm | 48944 | 2021-07-28 07:33:53 |
| R40.htm | 13359 | 2021-07-28 07:33:53 |
| R41.htm | 13773 | 2021-07-28 07:33:53 |
| R42.htm | 14737 | 2021-07-28 07:33:53 |
| R43.htm | 12521 | 2021-07-28 07:33:53 |
| R44.htm | 65183 | 2021-07-28 07:33:53 |
| R45.htm | 26492 | 2021-07-28 07:33:53 |
| R46.htm | 10227 | 2021-07-28 07:33:53 |
| R47.htm | 24252 | 2021-07-28 07:33:53 |
| R48.htm | 78070 | 2021-07-28 07:33:53 |
| R49.htm | 7541 | 2021-07-28 07:33:53 |
| R5.htm | 11965 | 2021-07-28 07:33:53 |
| R50.htm | 4530 | 2021-07-28 07:33:53 |
| R51.htm | 18660 | 2021-07-28 07:33:53 |
| R52.htm | 132538 | 2021-07-28 07:33:53 |
| R53.htm | 24272 | 2021-07-28 07:33:53 |
| R54.htm | 24705 | 2021-07-28 07:33:53 |
| R55.htm | 23131 | 2021-07-28 07:33:53 |
| R56.htm | 5657 | 2021-07-28 07:33:53 |
| R57.htm | 4273 | 2021-07-28 07:33:53 |
| R58.htm | 16028 | 2021-07-28 07:33:53 |
| R59.htm | 39763 | 2021-07-28 07:33:53 |
| R6.htm | 133544 | 2021-07-28 07:33:53 |
| R60.htm | 18986 | 2021-07-28 07:33:53 |
| R61.htm | 74999 | 2021-07-28 07:33:53 |
| R62.htm | 21294 | 2021-07-28 07:33:53 |
| R63.htm | 11207 | 2021-07-28 07:33:53 |
| R64.htm | 10583 | 2021-07-28 07:33:53 |
| R65.htm | 104233 | 2021-07-28 07:33:53 |
| R66.htm | 42798 | 2021-07-28 07:33:53 |
| R67.htm | 25579 | 2021-07-28 07:33:53 |
| R68.htm | 16138 | 2021-07-28 07:33:53 |
| R69.htm | 39125 | 2021-07-28 07:33:53 |
| R7.htm | 15354 | 2021-07-28 07:33:53 |
| R70.htm | 31222 | 2021-07-28 07:33:53 |
| R71.htm | 21141 | 2021-07-28 07:33:53 |
| R72.htm | 12166 | 2021-07-28 07:33:53 |
| R73.htm | 8853 | 2021-07-28 07:33:53 |
| R74.htm | 32360 | 2021-07-28 07:33:53 |
| R75.htm | 10109 | 2021-07-28 07:33:53 |
| R76.htm | 5241 | 2021-07-28 07:33:53 |
| R77.htm | 13400 | 2021-07-28 07:33:53 |
| R78.htm | 17679 | 2021-07-28 07:33:53 |
| R79.htm | 41550 | 2021-07-28 07:33:53 |
| R8.htm | 101955 | 2021-07-28 07:33:53 |
| R80.htm | 41731 | 2021-07-28 07:33:53 |
| R9.htm | 33859 | 2021-07-28 07:33:53 |
| report.css | 2767 | 2021-07-28 07:33:53 |
| Show.js | 1085 | 2021-07-28 07:33:53 |