Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001193125-22-164599-index.html | 2022-06-01 07:30:58 | |
| 0001193125-22-164599.txt | 2022-06-01 07:30:58 | |
 0001193125-22-164599-xbrl.zip | 393210 | 2022-06-01 07:30:58 |
| d363720d8k.htm | 48858 | 2022-06-01 07:30:58 |
| d363720d8k_htm.xml | 3257 | 2022-06-01 07:30:58 |
| d363720dex101.htm | 1243342 | 2022-06-01 07:30:58 |
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| d363720dex103.htm | 256403 | 2022-06-01 07:30:58 |
| d363720dex991.htm | 6769 | 2022-06-01 07:30:58 |
| FilingSummary.xml | 1836 | 2022-06-01 07:30:58 |
| Financial_Report.xlsx | 5665 | 2022-06-01 07:30:58 |
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 g363720g0527202832878.jpg | 21070 | 2022-06-01 07:30:58 |
 g363720g0527202833269.jpg | 4527 | 2022-06-01 07:30:58 |
| grc-20220531.xsd | 2862 | 2022-06-01 07:30:58 |
| grc-20220531_lab.xml | 17235 | 2022-06-01 07:30:58 |
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| R1.htm | 38699 | 2022-06-01 07:30:58 |
| report.css | 2767 | 2022-06-01 07:30:58 |
| Show.js | 1085 | 2022-06-01 07:30:58 |