Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001654954-23-013951-index-headers.html | 2023-11-09 07:30:54 | |
| 0001654954-23-013951-index.html | 2023-11-09 07:30:54 | |
| 0001654954-23-013951.txt | 2023-11-09 07:30:54 | |
 0001654954-23-013951-xbrl.zip | 109299 | 2023-11-09 07:30:54 |
| bkti-20230930.xsd | 45986 | 2023-11-09 07:30:54 |
| bkti-20230930_cal.xml | 46159 | 2023-11-09 07:30:54 |
| bkti-20230930_def.xml | 79203 | 2023-11-09 07:30:54 |
| bkti-20230930_lab.xml | 270454 | 2023-11-09 07:30:54 |
| bkti-20230930_pre.xml | 219982 | 2023-11-09 07:30:54 |
| bkti_10q.htm | 797819 | 2023-11-09 07:30:54 |
| bkti_10q_htm.xml | 811637 | 2023-11-09 07:30:54 |
| bkti_ex311.htm | 7584 | 2023-11-09 07:30:54 |
| bkti_ex312.htm | 7514 | 2023-11-09 07:30:54 |
| bkti_ex321.htm | 3801 | 2023-11-09 07:30:54 |
| bkti_ex322.htm | 4701 | 2023-11-09 07:30:54 |
| FilingSummary.xml | 27753 | 2023-11-09 07:30:54 |
| Financial_Report.xlsx | 67861 | 2023-11-09 07:30:54 |
| MetaLinks.json | 466766 | 2023-11-09 07:30:54 |
| R1.htm | 51527 | 2023-11-09 07:30:54 |
| R10.htm | 10387 | 2023-11-09 07:30:54 |
| R11.htm | 8116 | 2023-11-09 07:30:54 |
| R12.htm | 129493 | 2023-11-09 07:30:54 |
| R13.htm | 26205 | 2023-11-09 07:30:54 |
| R14.htm | 57792 | 2023-11-09 07:30:54 |
| R15.htm | 8123 | 2023-11-09 07:30:54 |
| R16.htm | 16788 | 2023-11-09 07:30:54 |
| R17.htm | 43604 | 2023-11-09 07:30:54 |
| R18.htm | 7816 | 2023-11-09 07:30:54 |
| R19.htm | 25099 | 2023-11-09 07:30:54 |
| R2.htm | 104573 | 2023-11-09 07:30:54 |
| R20.htm | 11026 | 2023-11-09 07:30:54 |
| R21.htm | 123693 | 2023-11-09 07:30:54 |
| R22.htm | 24691 | 2023-11-09 07:30:54 |
| R23.htm | 55438 | 2023-11-09 07:30:54 |
| R24.htm | 7260 | 2023-11-09 07:30:54 |
| R25.htm | 44168 | 2023-11-09 07:30:54 |
| R26.htm | 12715 | 2023-11-09 07:30:54 |
| R27.htm | 6143 | 2023-11-09 07:30:54 |
| R28.htm | 7671 | 2023-11-09 07:30:54 |
| R29.htm | 10553 | 2023-11-09 07:30:54 |
| R3.htm | 23998 | 2023-11-09 07:30:54 |
| R30.htm | 4278 | 2023-11-09 07:30:54 |
| R31.htm | 6593 | 2023-11-09 07:30:54 |
| R32.htm | 10843 | 2023-11-09 07:30:54 |
| R33.htm | 69410 | 2023-11-09 07:30:54 |
| R34.htm | 11982 | 2023-11-09 07:30:54 |
| R35.htm | 14802 | 2023-11-09 07:30:54 |
| R36.htm | 6919 | 2023-11-09 07:30:54 |
| R37.htm | 71428 | 2023-11-09 07:30:54 |
| R38.htm | 24891 | 2023-11-09 07:30:54 |
| R39.htm | 6797 | 2023-11-09 07:30:54 |
| R4.htm | 71170 | 2023-11-09 07:30:54 |
| R40.htm | 16935 | 2023-11-09 07:30:54 |
| R41.htm | 10610 | 2023-11-09 07:30:54 |
| R42.htm | 38760 | 2023-11-09 07:30:54 |
| R43.htm | 11475 | 2023-11-09 07:30:54 |
| R44.htm | 10505 | 2023-11-09 07:30:54 |
| R45.htm | 5787 | 2023-11-09 07:30:54 |
| R46.htm | 19595 | 2023-11-09 07:30:54 |
| R47.htm | 10642 | 2023-11-09 07:30:54 |
| R48.htm | 19627 | 2023-11-09 07:30:54 |
| R5.htm | 81166 | 2023-11-09 07:30:54 |
| R6.htm | 18297 | 2023-11-09 07:30:54 |
| R7.htm | 5027 | 2023-11-09 07:30:54 |
| R8.htm | 4830 | 2023-11-09 07:30:54 |
| R9.htm | 11130 | 2023-11-09 07:30:54 |
| report.css | 2767 | 2023-11-09 07:30:54 |
| Show.js | 1085 | 2023-11-09 07:30:54 |