Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000035527-22-000182-index-headers.html | 2022-05-09 16:04:43 | |
| 0000035527-22-000182-index.html | 2022-05-09 16:04:43 | |
| 0000035527-22-000182.txt | 2022-05-09 16:04:43 | |
 0000035527-22-000182-xbrl.zip | 1641344 | 2022-05-09 16:04:43 |
| a10qfitb-33122xexx31i.htm | 9295 | 2022-05-09 16:04:43 |
| a10qfitb-33122xexx31ii.htm | 9492 | 2022-05-09 16:04:43 |
| a10qfitb-33122xexx32.htm | 183526 | 2022-05-09 16:04:43 |
| a10qfitb-33122xexx32i.htm | 4675 | 2022-05-09 16:04:43 |
| a10qfitb-33122xexx32ii.htm | 4920 | 2022-05-09 16:04:43 |
| FilingSummary.xml | 83168 | 2022-05-09 16:04:43 |
| Financial_Report.xlsx | 244035 | 2022-05-09 16:04:43 |
| fitb-20220331.htm | 7636205 | 2022-05-09 16:04:43 |
| fitb-20220331.xsd | 116735 | 2022-05-09 16:04:43 |
| fitb-20220331_cal.xml | 188297 | 2022-05-09 16:04:43 |
| fitb-20220331_def.xml | 840452 | 2022-05-09 16:04:43 |
 fitb-20220331_g1.jpg | 1168425 | 2022-05-09 16:04:43 |
| fitb-20220331_htm.xml | 8527241 | 2022-05-09 16:04:43 |
| fitb-20220331_lab.xml | 1411809 | 2022-05-09 16:04:43 |
| fitb-20220331_pre.xml | 1148433 | 2022-05-09 16:04:43 |
 image_0a.jpg | 1013 | 2022-05-09 16:04:43 |
| MetaLinks.json | 1412203 | 2022-05-09 16:04:43 |
| R1.htm | 62236 | 2022-05-09 16:04:43 |
| R10.htm | 17691 | 2022-05-09 16:04:43 |
| R100.htm | 11099 | 2022-05-09 16:04:43 |
| R101.htm | 16899 | 2022-05-09 16:04:43 |
| R102.htm | 60700 | 2022-05-09 16:04:43 |
| R103.htm | 11864 | 2022-05-09 16:04:43 |
| R104.htm | 14414 | 2022-05-09 16:04:43 |
| R105.htm | 12651 | 2022-05-09 16:04:43 |
| R106.htm | 12946 | 2022-05-09 16:04:43 |
| R107.htm | 39274 | 2022-05-09 16:04:43 |
| R108.htm | 8418 | 2022-05-09 16:04:43 |
| R109.htm | 71389 | 2022-05-09 16:04:43 |
| R11.htm | 13572 | 2022-05-09 16:04:43 |
| R110.htm | 43059 | 2022-05-09 16:04:43 |
| R111.htm | 37505 | 2022-05-09 16:04:43 |
| R112.htm | 4666 | 2022-05-09 16:04:43 |
| R113.htm | 170775 | 2022-05-09 16:04:43 |
| R114.htm | 45546 | 2022-05-09 16:04:43 |
| R115.htm | 51175 | 2022-05-09 16:04:43 |
| R116.htm | 12264 | 2022-05-09 16:04:43 |
| R117.htm | 12895 | 2022-05-09 16:04:43 |
| R118.htm | 52750 | 2022-05-09 16:04:43 |
| R119.htm | 56615 | 2022-05-09 16:04:43 |
| R12.htm | 141955 | 2022-05-09 16:04:43 |
| R120.htm | 43398 | 2022-05-09 16:04:43 |
| R121.htm | 24447 | 2022-05-09 16:04:43 |
| R122.htm | 78024 | 2022-05-09 16:04:43 |
| R123.htm | 12080 | 2022-05-09 16:04:43 |
| R124.htm | 169475 | 2022-05-09 16:04:43 |
| R125.htm | 23923 | 2022-05-09 16:04:43 |
| R13.htm | 94381 | 2022-05-09 16:04:43 |
| R14.htm | 867263 | 2022-05-09 16:04:43 |
| R15.htm | 20781 | 2022-05-09 16:04:43 |
| R16.htm | 13458 | 2022-05-09 16:04:43 |
| R17.htm | 135596 | 2022-05-09 16:04:43 |
| R18.htm | 32098 | 2022-05-09 16:04:43 |
| R19.htm | 56441 | 2022-05-09 16:04:43 |
| R2.htm | 116994 | 2022-05-09 16:04:43 |
| R20.htm | 64020 | 2022-05-09 16:04:43 |
| R21.htm | 184203 | 2022-05-09 16:04:43 |
| R22.htm | 11166 | 2022-05-09 16:04:43 |
| R23.htm | 64280 | 2022-05-09 16:04:43 |
| R24.htm | 26887 | 2022-05-09 16:04:43 |
| R25.htm | 7414 | 2022-05-09 16:04:43 |
| R26.htm | 85225 | 2022-05-09 16:04:43 |
| R27.htm | 29188 | 2022-05-09 16:04:43 |
| R28.htm | 440676 | 2022-05-09 16:04:43 |
| R29.htm | 227310 | 2022-05-09 16:04:43 |
| R3.htm | 52714 | 2022-05-09 16:04:43 |
| R30.htm | 6081 | 2022-05-09 16:04:43 |
| R31.htm | 18211 | 2022-05-09 16:04:43 |
| R32.htm | 17155 | 2022-05-09 16:04:43 |
| R33.htm | 141474 | 2022-05-09 16:04:43 |
| R34.htm | 95312 | 2022-05-09 16:04:43 |
| R35.htm | 863946 | 2022-05-09 16:04:43 |
| R36.htm | 18450 | 2022-05-09 16:04:43 |
| R37.htm | 11041 | 2022-05-09 16:04:43 |
| R38.htm | 90260 | 2022-05-09 16:04:43 |
| R39.htm | 33293 | 2022-05-09 16:04:43 |
| R4.htm | 120326 | 2022-05-09 16:04:43 |
| R40.htm | 46919 | 2022-05-09 16:04:43 |
| R41.htm | 62118 | 2022-05-09 16:04:43 |
| R42.htm | 175351 | 2022-05-09 16:04:43 |
| R43.htm | 9604 | 2022-05-09 16:04:43 |
| R44.htm | 49185 | 2022-05-09 16:04:43 |
| R45.htm | 86176 | 2022-05-09 16:04:43 |
| R46.htm | 28143 | 2022-05-09 16:04:43 |
| R47.htm | 434193 | 2022-05-09 16:04:43 |
| R48.htm | 216069 | 2022-05-09 16:04:43 |
| R49.htm | 24022 | 2022-05-09 16:04:43 |
| R5.htm | 42057 | 2022-05-09 16:04:43 |
| R50.htm | 63435 | 2022-05-09 16:04:43 |
| R51.htm | 16587 | 2022-05-09 16:04:43 |
| R52.htm | 32325 | 2022-05-09 16:04:43 |
| R53.htm | 72633 | 2022-05-09 16:04:43 |
| R54.htm | 47704 | 2022-05-09 16:04:43 |
| R55.htm | 45537 | 2022-05-09 16:04:43 |
| R56.htm | 25905 | 2022-05-09 16:04:43 |
| R57.htm | 40700 | 2022-05-09 16:04:43 |
| R58.htm | 25243 | 2022-05-09 16:04:43 |
| R59.htm | 19939 | 2022-05-09 16:04:43 |
| R6.htm | 56767 | 2022-05-09 16:04:43 |
| R60.htm | 30309 | 2022-05-09 16:04:43 |
| R61.htm | 28143 | 2022-05-09 16:04:43 |
| R62.htm | 41954 | 2022-05-09 16:04:43 |
| R63.htm | 156809 | 2022-05-09 16:04:43 |
| R64.htm | 57579 | 2022-05-09 16:04:43 |
| R65.htm | 236613 | 2022-05-09 16:04:43 |
| R66.htm | 27627 | 2022-05-09 16:04:43 |
| R67.htm | 73661 | 2022-05-09 16:04:43 |
| R68.htm | 7904 | 2022-05-09 16:04:43 |
| R69.htm | 36846 | 2022-05-09 16:04:43 |
| R7.htm | 12879 | 2022-05-09 16:04:43 |
| R70.htm | 24411 | 2022-05-09 16:04:43 |
| R71.htm | 30727 | 2022-05-09 16:04:43 |
| R72.htm | 8471 | 2022-05-09 16:04:43 |
| R73.htm | 16582 | 2022-05-09 16:04:43 |
| R74.htm | 18692 | 2022-05-09 16:04:43 |
| R75.htm | 25667 | 2022-05-09 16:04:43 |
| R76.htm | 27829 | 2022-05-09 16:04:43 |
| R77.htm | 62931 | 2022-05-09 16:04:43 |
| R78.htm | 20540 | 2022-05-09 16:04:43 |
| R79.htm | 22982 | 2022-05-09 16:04:43 |
| R8.htm | 110573 | 2022-05-09 16:04:43 |
| R80.htm | 5318 | 2022-05-09 16:04:43 |
| R81.htm | 12959 | 2022-05-09 16:04:43 |
| R82.htm | 45810 | 2022-05-09 16:04:43 |
| R83.htm | 33293 | 2022-05-09 16:04:43 |
| R84.htm | 38809 | 2022-05-09 16:04:43 |
| R85.htm | 12172 | 2022-05-09 16:04:43 |
| R86.htm | 8953 | 2022-05-09 16:04:43 |
| R87.htm | 14162 | 2022-05-09 16:04:43 |
| R88.htm | 9429 | 2022-05-09 16:04:43 |
| R89.htm | 13537 | 2022-05-09 16:04:43 |
| R9.htm | 7585 | 2022-05-09 16:04:43 |
| R90.htm | 4162 | 2022-05-09 16:04:43 |
| R91.htm | 30444 | 2022-05-09 16:04:43 |
| R92.htm | 36124 | 2022-05-09 16:04:43 |
| R93.htm | 76603 | 2022-05-09 16:04:43 |
| R94.htm | 25079 | 2022-05-09 16:04:43 |
| R95.htm | 11055 | 2022-05-09 16:04:43 |
| R96.htm | 18729 | 2022-05-09 16:04:43 |
| R97.htm | 11350 | 2022-05-09 16:04:43 |
| R98.htm | 25591 | 2022-05-09 16:04:43 |
| R99.htm | 26196 | 2022-05-09 16:04:43 |
| report.css | 2768 | 2022-05-09 16:04:43 |
| Show.js | 1086 | 2022-05-09 16:04:43 |