Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-25-057791-index-headers.html | 2025-04-24 11:41:59 | |
| 0000950170-25-057791-index.html | 2025-04-24 11:41:59 | |
| 0000950170-25-057791.txt | 2025-04-24 11:41:59 | |
 0000950170-25-057791-xbrl.zip | 19545 | 2025-04-24 11:41:59 |
| FilingSummary.xml | 1659 | 2025-04-24 11:41:59 |
| Financial_Report.xlsx | 5721 | 2025-04-24 11:41:59 |
| grc-20250424.htm | 45933 | 2025-04-24 11:41:59 |
| grc-20250424.xsd | 23896 | 2025-04-24 11:41:59 |
| grc-20250424_htm.xml | 4514 | 2025-04-24 11:41:59 |
| grc-ex99.htm | 278878 | 2025-04-24 11:41:59 |
 img184538331_0.jpg | 133892 | 2025-04-24 11:41:59 |
| MetaLinks.json | 17531 | 2025-04-24 11:41:59 |
| R1.htm | 38087 | 2025-04-24 11:41:59 |
| report.css | 2766 | 2025-04-24 11:41:59 |
| Show.js | 1084 | 2025-04-24 11:41:59 |