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| 0001564590-19-019127-index.html | 2019-05-14 16:01:18 | |
| 0001564590-19-019127.txt | 2019-05-14 16:01:18 | |
 0001564590-19-019127-xbrl.zip | 69706 | 2019-05-14 16:01:18 |
| FilingSummary.xml | 18105 | 2019-05-14 16:01:18 |
| Financial_Report.xlsx | 37708 | 2019-05-14 16:01:18 |
| grsh-10q_20190331.htm | 739196 | 2019-05-14 16:01:18 |
| grsh-20190331.xml | 468007 | 2019-05-14 16:01:18 |
| grsh-20190331.xsd | 34556 | 2019-05-14 16:01:18 |
| grsh-20190331_cal.xml | 21404 | 2019-05-14 16:01:18 |
| grsh-20190331_def.xml | 122864 | 2019-05-14 16:01:18 |
| grsh-20190331_lab.xml | 204284 | 2019-05-14 16:01:18 |
| grsh-20190331_pre.xml | 173697 | 2019-05-14 16:01:18 |
| grsh-ex311_6.htm | 18281 | 2019-05-14 16:01:18 |
| grsh-ex312_9.htm | 18492 | 2019-05-14 16:01:18 |
| grsh-ex321_7.htm | 7541 | 2019-05-14 16:01:18 |
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| report.css | 2767 | 2019-05-14 16:01:18 |
| Show.js | 1085 | 2019-05-14 16:01:18 |