Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000846913-20-000032-index-headers.html | 2020-05-12 17:12:00 | |
| 0000846913-20-000032-index.html | 2020-05-12 17:12:00 | |
| 0000846913-20-000032.txt | 2020-05-12 17:12:00 | |
 0000846913-20-000032-xbrl.zip | 156985 | 2020-05-12 17:12:00 |
 a101sbapromissorynotefue001.jpg | 113187 | 2020-05-12 17:12:00 |
 a101sbapromissorynotefue002.jpg | 136229 | 2020-05-12 17:12:00 |
 a101sbapromissorynotefue003.jpg | 138223 | 2020-05-12 17:12:00 |
 a101sbapromissorynotefue004.jpg | 172253 | 2020-05-12 17:12:00 |
 a101sbapromissorynotefue005.jpg | 230698 | 2020-05-12 17:12:00 |
 a101sbapromissorynotefue006.jpg | 248693 | 2020-05-12 17:12:00 |
 a101sbapromissorynotefue007.jpg | 75837 | 2020-05-12 17:12:00 |
| FilingSummary.xml | 38903 | 2020-05-12 17:12:00 |
| Financial_Report.xlsx | 73761 | 2020-05-12 17:12:00 |
| ftek-20200331.xml | 805397 | 2020-05-12 17:12:00 |
| ftek-20200331.xsd | 40715 | 2020-05-12 17:12:00 |
| ftek-20200331x101.htm | 2469 | 2020-05-12 17:12:00 |
| ftek-20200331x10q.htm | 621891 | 2020-05-12 17:12:00 |
| ftek-20200331xex311.htm | 9316 | 2020-05-12 17:12:00 |
| ftek-20200331xex312.htm | 9424 | 2020-05-12 17:12:00 |
| ftek-20200331xex32.htm | 9628 | 2020-05-12 17:12:00 |
| ftek-20200331_cal.xml | 84985 | 2020-05-12 17:12:00 |
| ftek-20200331_def.xml | 176719 | 2020-05-12 17:12:00 |
| ftek-20200331_lab.xml | 549537 | 2020-05-12 17:12:00 |
| ftek-20200331_pre.xml | 334790 | 2020-05-12 17:12:00 |
| R1.htm | 27201 | 2020-05-12 17:12:00 |
| R10.htm | 16844 | 2020-05-12 17:12:00 |
| R11.htm | 63151 | 2020-05-12 17:12:00 |
| R12.htm | 30264 | 2020-05-12 17:12:00 |
| R13.htm | 14622 | 2020-05-12 17:12:00 |
| R14.htm | 5507 | 2020-05-12 17:12:00 |
| R15.htm | 14301 | 2020-05-12 17:12:00 |
| R16.htm | 49762 | 2020-05-12 17:12:00 |
| R17.htm | 7321 | 2020-05-12 17:12:00 |
| R18.htm | 65069 | 2020-05-12 17:12:00 |
| R19.htm | 36663 | 2020-05-12 17:12:00 |
| R2.htm | 90319 | 2020-05-12 17:12:00 |
| R20.htm | 14338 | 2020-05-12 17:12:00 |
| R21.htm | 9352 | 2020-05-12 17:12:00 |
| R22.htm | 9234 | 2020-05-12 17:12:00 |
| R23.htm | 8386 | 2020-05-12 17:12:00 |
| R24.htm | 12524 | 2020-05-12 17:12:00 |
| R25.htm | 7400 | 2020-05-12 17:12:00 |
| R26.htm | 6293 | 2020-05-12 17:12:00 |
| R27.htm | 15562 | 2020-05-12 17:12:00 |
| R28.htm | 12451 | 2020-05-12 17:12:00 |
| R29.htm | 51870 | 2020-05-12 17:12:00 |
| R3.htm | 73674 | 2020-05-12 17:12:00 |
| R30.htm | 29680 | 2020-05-12 17:12:00 |
| R31.htm | 14525 | 2020-05-12 17:12:00 |
| R32.htm | 12481 | 2020-05-12 17:12:00 |
| R33.htm | 43687 | 2020-05-12 17:12:00 |
| R34.htm | 64432 | 2020-05-12 17:12:00 |
| R35.htm | 39673 | 2020-05-12 17:12:00 |
| R36.htm | 13868 | 2020-05-12 17:12:00 |
| R37.htm | 24796 | 2020-05-12 17:12:00 |
| R38.htm | 14656 | 2020-05-12 17:12:00 |
| R39.htm | 16560 | 2020-05-12 17:12:00 |
| R4.htm | 6778 | 2020-05-12 17:12:00 |
| R40.htm | 15130 | 2020-05-12 17:12:00 |
| R41.htm | 9530 | 2020-05-12 17:12:00 |
| R42.htm | 10470 | 2020-05-12 17:12:00 |
| R43.htm | 14077 | 2020-05-12 17:12:00 |
| R44.htm | 34791 | 2020-05-12 17:12:00 |
| R45.htm | 10565 | 2020-05-12 17:12:00 |
| R46.htm | 14112 | 2020-05-12 17:12:00 |
| R47.htm | 7182 | 2020-05-12 17:12:00 |
| R48.htm | 11870 | 2020-05-12 17:12:00 |
| R49.htm | 4807 | 2020-05-12 17:12:00 |
| R5.htm | 17719 | 2020-05-12 17:12:00 |
| R50.htm | 52929 | 2020-05-12 17:12:00 |
| R51.htm | 9031 | 2020-05-12 17:12:00 |
| R52.htm | 39943 | 2020-05-12 17:12:00 |
| R53.htm | 25729 | 2020-05-12 17:12:00 |
| R54.htm | 14536 | 2020-05-12 17:12:00 |
| R55.htm | 4119 | 2020-05-12 17:12:00 |
| R56.htm | 30913 | 2020-05-12 17:12:00 |
| R57.htm | 8790 | 2020-05-12 17:12:00 |
| R58.htm | 8087 | 2020-05-12 17:12:00 |
| R59.htm | 21024 | 2020-05-12 17:12:00 |
| R6.htm | 13042 | 2020-05-12 17:12:00 |
| R60.htm | 18182 | 2020-05-12 17:12:00 |
| R61.htm | 8180 | 2020-05-12 17:12:00 |
| R62.htm | 7028 | 2020-05-12 17:12:00 |
| R63.htm | 12575 | 2020-05-12 17:12:00 |
| R64.htm | 8633 | 2020-05-12 17:12:00 |
| R65.htm | 9921 | 2020-05-12 17:12:00 |
| R66.htm | 14006 | 2020-05-12 17:12:00 |
| R67.htm | 13643 | 2020-05-12 17:12:00 |
| R7.htm | 36199 | 2020-05-12 17:12:00 |
| R8.htm | 62915 | 2020-05-12 17:12:00 |
| R9.htm | 9114 | 2020-05-12 17:12:00 |
| report.css | 2767 | 2020-05-12 17:12:00 |
| Show.js | 1085 | 2020-05-12 17:12:00 |