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| 0001564590-19-041106-index.html | 2019-11-06 16:50:53 | |
| 0001564590-19-041106.txt | 2019-11-06 16:50:53 | |
 0001564590-19-041106-xbrl.zip | 115135 | 2019-11-06 16:50:53 |
| FilingSummary.xml | 35745 | 2019-11-06 16:50:53 |
| Financial_Report.xlsx | 65130 | 2019-11-06 16:50:53 |
| gv-10q_20190930.htm | 2158522 | 2019-11-06 16:50:53 |
| gv-20190930.xml | 1748887 | 2019-11-06 16:50:53 |
| gv-20190930.xsd | 43602 | 2019-11-06 16:50:53 |
| gv-20190930_cal.xml | 61543 | 2019-11-06 16:50:53 |
| gv-20190930_def.xml | 98065 | 2019-11-06 16:50:53 |
| gv-20190930_lab.xml | 304929 | 2019-11-06 16:50:53 |
| gv-20190930_pre.xml | 241355 | 2019-11-06 16:50:53 |
| gv-ex311_6.htm | 17723 | 2019-11-06 16:50:53 |
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| report.css | 2767 | 2019-11-06 16:50:53 |
| Show.js | 1085 | 2019-11-06 16:50:53 |