Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001157523-21-000908-index-headers.html | 2021-07-23 09:10:24 | |
| 0001157523-21-000908-index.html | 2021-07-23 09:10:24 | |
| 0001157523-21-000908.txt | 2021-07-23 09:10:24 | |
 0001157523-21-000908-xbrl.zip | 16247 | 2021-07-23 09:10:24 |
| a52464783.htm | 24744 | 2021-07-23 09:10:24 |
| a52464783ex991.htm | 97260 | 2021-07-23 09:10:24 |
| a52464783_htm.xml | 4053 | 2021-07-23 09:10:24 |
| FilingSummary.xml | 1687 | 2021-07-23 09:10:24 |
| Financial_Report.xlsx | 5678 | 2021-07-23 09:10:24 |
| grc-20210723.xsd | 3926 | 2021-07-23 09:10:24 |
| grc-20210723_lab.xml | 22544 | 2021-07-23 09:10:24 |
| grc-20210723_pre.xml | 16045 | 2021-07-23 09:10:24 |
| MetaLinks.json | 20194 | 2021-07-23 09:10:24 |
| R1.htm | 38584 | 2021-07-23 09:10:24 |
| report.css | 2767 | 2021-07-23 09:10:24 |
| Show.js | 1084 | 2021-07-23 09:10:24 |