Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001315255-20-000057-index-headers.html | 2020-05-08 06:40:16 | |
| 0001315255-20-000057-index.html | 2020-05-08 06:40:16 | |
| 0001315255-20-000057.txt | 2020-05-08 06:40:16 | |
 0001315255-20-000057-xbrl.zip | 32079 | 2020-05-08 06:40:16 |
| a4q2019-gtt2019123110ka.htm | 124078 | 2020-05-08 06:40:16 |
| a4q2019-gtt2019123110ka_htm.xml | 8072 | 2020-05-08 06:40:16 |
| ex311gtt-4q2019exx3111.htm | 6274 | 2020-05-08 06:40:16 |
| ex312gtt-4q2019exx3121.htm | 6092 | 2020-05-08 06:40:16 |
| ex417gtt-exhibit4descr.htm | 49317 | 2020-05-08 06:40:16 |
| FilingSummary.xml | 1852 | 2020-05-08 06:40:16 |
| Financial_Report.xlsx | 6387 | 2020-05-08 06:40:16 |
| gtlt-20191231.xsd | 4432 | 2020-05-08 06:40:16 |
| gtlt-20191231_cal.xml | 612 | 2020-05-08 06:40:16 |
| gtlt-20191231_def.xml | 1462 | 2020-05-08 06:40:16 |
| gtlt-20191231_lab.xml | 39486 | 2020-05-08 06:40:16 |
| gtlt-20191231_pre.xml | 19970 | 2020-05-08 06:40:16 |
| MetaLinks.json | 26375 | 2020-05-08 06:40:16 |
| R1.htm | 64433 | 2020-05-08 06:40:16 |
| report.css | 2767 | 2020-05-08 06:40:16 |
| Show.js | 1085 | 2020-05-08 06:40:16 |