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| 0001437749-24-013628.txt | 2024-04-29 14:18:09 | |
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| ex_659856.htm | 12477 | 2024-04-29 14:18:09 |
| ex_659857.htm | 13822 | 2024-04-29 14:18:09 |
| FilingSummary.xml | 28917 | 2024-04-29 14:18:09 |
| Financial_Report.xlsx | 51840 | 2024-04-29 14:18:09 |
| grc-20240331.xsd | 40185 | 2024-04-29 14:18:09 |
| grc-20240331_cal.xml | 41975 | 2024-04-29 14:18:09 |
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| grc20240331_10q.htm | 810721 | 2024-04-29 14:18:09 |
| grc20240331_10q_htm.xml | 582746 | 2024-04-29 14:18:09 |
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| report.css | 2767 | 2024-04-29 14:18:09 |
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