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| 0001654954-19-003697-index.html | 2019-03-29 16:15:24 | |
| 0001654954-19-003697.txt | 2019-03-29 16:15:24 | |
 0001654954-19-003697-xbrl.zip | 66910 | 2019-03-29 16:15:24 |
| FilingSummary.xml | 21669 | 2019-03-29 16:15:24 |
| Financial_Report.xlsx | 50468 | 2019-03-29 16:15:24 |
| gtbp-20181231.xml | 433266 | 2019-03-29 16:15:24 |
| gtbp-20181231.xsd | 30697 | 2019-03-29 16:15:24 |
| gtbp-20181231_cal.xml | 37609 | 2019-03-29 16:15:24 |
| gtbp-20181231_def.xml | 55209 | 2019-03-29 16:15:24 |
| gtbp-20181231_lab.xml | 191024 | 2019-03-29 16:15:24 |
| gtbp-20181231_pre.xml | 143693 | 2019-03-29 16:15:24 |
| gtbp_10k.htm | 1375238 | 2019-03-29 16:15:24 |
 gtbp_10k000.jpg | 21984 | 2019-03-29 16:15:24 |
 gtbp_10k001.jpg | 19878 | 2019-03-29 16:15:24 |
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 gtbp_10k004.jpg | 16332 | 2019-03-29 16:15:24 |
| gtbp_ex311.htm | 20599 | 2019-03-29 16:15:24 |
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| gtbp_ex321.htm | 9100 | 2019-03-29 16:15:24 |
| gtbp_ex322.htm | 8717 | 2019-03-29 16:15:24 |
| R1.htm | 33858 | 2019-03-29 16:15:24 |
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| report.css | 2767 | 2019-03-29 16:15:24 |
| Show.js | 1085 | 2019-03-29 16:15:24 |