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| 0001564590-19-031070-index.html | 2019-08-09 10:31:20 | |
| 0001564590-19-031070.txt | 2019-08-09 10:31:20 | |
 0001564590-19-031070-xbrl.zip | 117979 | 2019-08-09 10:31:20 |
| FilingSummary.xml | 38092 | 2019-08-09 10:31:20 |
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| geos-10q_20190630.htm | 2086830 | 2019-08-09 10:31:20 |
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| report.css | 2767 | 2019-08-09 10:31:20 |
| Show.js | 1085 | 2019-08-09 10:31:20 |