Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-24-005124-index-headers.html | 2024-02-06 17:09:40 | |
| 0001493152-24-005124-index.html | 2024-02-06 17:09:40 | |
| 0001493152-24-005124.txt | 2024-02-06 17:09:40 | |
 0001493152-24-005124-xbrl.zip | 163256 | 2024-02-06 17:09:40 |
| ex21-1.htm | 15417 | 2024-02-06 17:09:40 |
| ex31-1.htm | 17426 | 2024-02-06 17:09:40 |
| ex31-2.htm | 18502 | 2024-02-06 17:09:40 |
| ex32-1.htm | 6457 | 2024-02-06 17:09:40 |
| FilingSummary.xml | 27865 | 2024-02-06 17:09:40 |
| Financial_Report.xlsx | 101095 | 2024-02-06 17:09:40 |
| form10-q.htm | 1100061 | 2024-02-06 17:09:40 |
| form10-q_htm.xml | 899402 | 2024-02-06 17:09:40 |
| gtll-20231231.xsd | 39724 | 2024-02-06 17:09:40 |
| gtll-20231231_cal.xml | 56186 | 2024-02-06 17:09:40 |
| gtll-20231231_def.xml | 185939 | 2024-02-06 17:09:40 |
| gtll-20231231_lab.xml | 308941 | 2024-02-06 17:09:40 |
| gtll-20231231_pre.xml | 262625 | 2024-02-06 17:09:40 |
| MetaLinks.json | 582776 | 2024-02-06 17:09:40 |
| R1.htm | 49850 | 2024-02-06 17:09:40 |
| R10.htm | 65168 | 2024-02-06 17:09:40 |
| R11.htm | 38849 | 2024-02-06 17:09:40 |
| R12.htm | 11527 | 2024-02-06 17:09:40 |
| R13.htm | 75931 | 2024-02-06 17:09:40 |
| R14.htm | 10103 | 2024-02-06 17:09:40 |
| R15.htm | 21117 | 2024-02-06 17:09:40 |
| R16.htm | 97428 | 2024-02-06 17:09:40 |
| R17.htm | 16303 | 2024-02-06 17:09:40 |
| R18.htm | 10415 | 2024-02-06 17:09:40 |
| R19.htm | 16901 | 2024-02-06 17:09:40 |
| R2.htm | 108051 | 2024-02-06 17:09:40 |
| R20.htm | 116360 | 2024-02-06 17:09:40 |
| R21.htm | 40591 | 2024-02-06 17:09:40 |
| R22.htm | 10097 | 2024-02-06 17:09:40 |
| R23.htm | 69662 | 2024-02-06 17:09:40 |
| R24.htm | 10192 | 2024-02-06 17:09:40 |
| R25.htm | 19495 | 2024-02-06 17:09:40 |
| R26.htm | 9230 | 2024-02-06 17:09:40 |
| R27.htm | 20893 | 2024-02-06 17:09:40 |
| R28.htm | 11204 | 2024-02-06 17:09:40 |
| R29.htm | 26348 | 2024-02-06 17:09:40 |
| R3.htm | 25319 | 2024-02-06 17:09:40 |
| R30.htm | 22337 | 2024-02-06 17:09:40 |
| R31.htm | 16028 | 2024-02-06 17:09:40 |
| R32.htm | 9197 | 2024-02-06 17:09:40 |
| R33.htm | 14886 | 2024-02-06 17:09:40 |
| R34.htm | 10617 | 2024-02-06 17:09:40 |
| R35.htm | 5016 | 2024-02-06 17:09:40 |
| R36.htm | 55378 | 2024-02-06 17:09:40 |
| R37.htm | 132547 | 2024-02-06 17:09:40 |
| R38.htm | 8738 | 2024-02-06 17:09:40 |
| R39.htm | 8011 | 2024-02-06 17:09:40 |
| R4.htm | 90763 | 2024-02-06 17:09:40 |
| R40.htm | 9842 | 2024-02-06 17:09:40 |
| R41.htm | 12949 | 2024-02-06 17:09:40 |
| R42.htm | 22799 | 2024-02-06 17:09:40 |
| R43.htm | 179923 | 2024-02-06 17:09:40 |
| R44.htm | 45713 | 2024-02-06 17:09:40 |
| R45.htm | 9245 | 2024-02-06 17:09:40 |
| R46.htm | 23297 | 2024-02-06 17:09:40 |
| R5.htm | 4631 | 2024-02-06 17:09:40 |
| R6.htm | 93089 | 2024-02-06 17:09:40 |
| R7.htm | 73056 | 2024-02-06 17:09:40 |
| R8.htm | 37218 | 2024-02-06 17:09:40 |
| R9.htm | 7376 | 2024-02-06 17:09:40 |
| report.css | 2767 | 2024-02-06 17:09:40 |
| Show.js | 1085 | 2024-02-06 17:09:40 |