Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000912562-24-000021-index-headers.html | 2024-04-01 10:04:18 | |
| 0000912562-24-000021-index.html | 2024-04-01 10:04:18 | |
| 0000912562-24-000021.txt | 2024-04-01 10:04:18 | |
 0000912562-24-000021-xbrl.zip | 1893603 | 2024-04-01 10:04:18 |
| FilingSummary.xml | 3509 | 2024-04-01 10:04:18 |
| MetaLinks.json | 183912 | 2024-04-01 10:04:18 |
| R1.htm | 10849 | 2024-04-01 10:04:18 |
| R2.htm | 167787 | 2024-04-01 10:04:18 |
| report.css | 2767 | 2024-04-01 10:04:18 |
| rock-20240401.htm | 1482570 | 2024-04-01 10:04:18 |
| rock-20240401.xsd | 4430 | 2024-04-01 10:04:18 |
| rock-20240401_def.xml | 6249 | 2024-04-01 10:04:18 |
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 rock-20240401_g9.jpg | 338024 | 2024-04-01 10:04:18 |
| rock-20240401_htm.xml | 130754 | 2024-04-01 10:04:18 |
| rock-20240401_lab.xml | 9118 | 2024-04-01 10:04:18 |
| rock-20240401_pre.xml | 5197 | 2024-04-01 10:04:18 |
| Show.js | 1085 | 2024-04-01 10:04:18 |