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| 0001157523-22-000961-index.html | 2022-07-29 11:32:59 | |
| 0001157523-22-000961.txt | 2022-07-29 11:32:59 | |
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| a52794663.htm | 23380 | 2022-07-29 11:32:59 |
| a52794663ex99.htm | 163645 | 2022-07-29 11:32:59 |
| a52794663_htm.xml | 4053 | 2022-07-29 11:32:59 |
| FilingSummary.xml | 1697 | 2022-07-29 11:32:59 |
| Financial_Report.xlsx | 5703 | 2022-07-29 11:32:59 |
| grc-20220729.xsd | 3926 | 2022-07-29 11:32:59 |
| grc-20220729_lab.xml | 22544 | 2022-07-29 11:32:59 |
| grc-20220729_pre.xml | 16045 | 2022-07-29 11:32:59 |
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| R1.htm | 38561 | 2022-07-29 11:32:59 |
| report.css | 2767 | 2022-07-29 11:32:59 |
| Show.js | 1084 | 2022-07-29 11:32:59 |