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| 0001060349-22-000014-index.html | 2022-04-18 16:41:22 | |
| 0001060349-22-000014.txt | 2022-04-18 16:41:22 | |
 0001060349-22-000014-xbrl.zip | 13267 | 2022-04-18 16:41:22 |
| ex991041822.htm | 12037 | 2022-04-18 16:41:22 |
| FilingSummary.xml | 1704 | 2022-04-18 16:41:22 |
| Financial_Report.xlsx | 5681 | 2022-04-18 16:41:22 |
| gbl-20220418.xsd | 3917 | 2022-04-18 16:41:22 |
| gbl-20220418_lab.xml | 22544 | 2022-04-18 16:41:22 |
| gbl-20220418_pre.xml | 16039 | 2022-04-18 16:41:22 |
| gbl8k04182022.htm | 31559 | 2022-04-18 16:41:22 |
| gbl8k04182022_htm.xml | 4060 | 2022-04-18 16:41:22 |
| MetaLinks.json | 20036 | 2022-04-18 16:41:22 |
| R1.htm | 38723 | 2022-04-18 16:41:22 |
| report.css | 2767 | 2022-04-18 16:41:22 |
| Show.js | 1084 | 2022-04-18 16:41:22 |