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| 0001564590-19-002073-index.html | 2019-02-06 10:31:21 | |
| 0001564590-19-002073.txt | 2019-02-06 10:31:21 | |
 0001564590-19-002073-xbrl.zip | 104445 | 2019-02-06 10:31:21 |
| FilingSummary.xml | 36920 | 2019-02-06 10:31:21 |
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| geos-10q_20181231.htm | 1415997 | 2019-02-06 10:31:21 |
| geos-20181231.xml | 1225558 | 2019-02-06 10:31:21 |
| geos-20181231.xsd | 47024 | 2019-02-06 10:31:21 |
| geos-20181231_cal.xml | 65442 | 2019-02-06 10:31:21 |
| geos-20181231_def.xml | 114254 | 2019-02-06 10:31:21 |
| geos-20181231_lab.xml | 328120 | 2019-02-06 10:31:21 |
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| report.css | 2767 | 2019-02-06 10:31:21 |
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