Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001060349-22-000021-index-headers.html | 2022-05-06 16:32:06 | |
| 0001060349-22-000021-index.html | 2022-05-06 16:32:06 | |
| 0001060349-22-000021.txt | 2022-05-06 16:32:06 | |
 0001060349-22-000021-xbrl.zip | 184412 | 2022-05-06 16:32:06 |
| ex31_1033122.htm | 18221 | 2022-05-06 16:32:06 |
| ex31_2033122.htm | 18059 | 2022-05-06 16:32:06 |
| ex32_1033122.htm | 5614 | 2022-05-06 16:32:06 |
| ex32_2033122.htm | 8304 | 2022-05-06 16:32:06 |
| FilingSummary.xml | 26453 | 2022-05-06 16:32:06 |
| Financial_Report.xlsx | 64840 | 2022-05-06 16:32:06 |
| form10q.htm | 1282956 | 2022-05-06 16:32:06 |
| form10q_htm.xml | 806570 | 2022-05-06 16:32:06 |
| gbl-20220331.xsd | 44323 | 2022-05-06 16:32:06 |
| gbl-20220331_cal.xml | 73124 | 2022-05-06 16:32:06 |
| gbl-20220331_def.xml | 222493 | 2022-05-06 16:32:06 |
| gbl-20220331_lab.xml | 608165 | 2022-05-06 16:32:06 |
| gbl-20220331_pre.xml | 345876 | 2022-05-06 16:32:06 |
| MetaLinks.json | 535096 | 2022-05-06 16:32:06 |
| R1.htm | 56242 | 2022-05-06 16:32:06 |
| R10.htm | 9051 | 2022-05-06 16:32:06 |
| R11.htm | 13461 | 2022-05-06 16:32:06 |
| R12.htm | 36539 | 2022-05-06 16:32:06 |
| R13.htm | 33384 | 2022-05-06 16:32:06 |
| R14.htm | 91973 | 2022-05-06 16:32:06 |
| R15.htm | 7646 | 2022-05-06 16:32:06 |
| R16.htm | 28637 | 2022-05-06 16:32:06 |
| R17.htm | 11293 | 2022-05-06 16:32:06 |
| R18.htm | 18424 | 2022-05-06 16:32:06 |
| R19.htm | 6987 | 2022-05-06 16:32:06 |
| R2.htm | 96462 | 2022-05-06 16:32:06 |
| R20.htm | 69140 | 2022-05-06 16:32:06 |
| R21.htm | 6167 | 2022-05-06 16:32:06 |
| R22.htm | 5114 | 2022-05-06 16:32:06 |
| R23.htm | 7305 | 2022-05-06 16:32:06 |
| R24.htm | 16785 | 2022-05-06 16:32:06 |
| R25.htm | 23536 | 2022-05-06 16:32:06 |
| R26.htm | 31792 | 2022-05-06 16:32:06 |
| R27.htm | 87997 | 2022-05-06 16:32:06 |
| R28.htm | 28039 | 2022-05-06 16:32:06 |
| R29.htm | 63857 | 2022-05-06 16:32:06 |
| R3.htm | 40663 | 2022-05-06 16:32:06 |
| R30.htm | 10484 | 2022-05-06 16:32:06 |
| R31.htm | 44346 | 2022-05-06 16:32:06 |
| R32.htm | 17907 | 2022-05-06 16:32:06 |
| R33.htm | 54449 | 2022-05-06 16:32:06 |
| R34.htm | 14447 | 2022-05-06 16:32:06 |
| R35.htm | 4405 | 2022-05-06 16:32:06 |
| R36.htm | 37542 | 2022-05-06 16:32:06 |
| R37.htm | 49257 | 2022-05-06 16:32:06 |
| R38.htm | 4647 | 2022-05-06 16:32:06 |
| R39.htm | 56655 | 2022-05-06 16:32:06 |
| R4.htm | 78453 | 2022-05-06 16:32:06 |
| R40.htm | 22034 | 2022-05-06 16:32:06 |
| R41.htm | 13631 | 2022-05-06 16:32:06 |
| R42.htm | 112774 | 2022-05-06 16:32:06 |
| R43.htm | 6835 | 2022-05-06 16:32:06 |
| R44.htm | 9126 | 2022-05-06 16:32:06 |
| R45.htm | 32213 | 2022-05-06 16:32:06 |
| R5.htm | 22207 | 2022-05-06 16:32:06 |
| R6.htm | 34936 | 2022-05-06 16:32:06 |
| R7.htm | 4784 | 2022-05-06 16:32:06 |
| R8.htm | 98285 | 2022-05-06 16:32:06 |
| R9.htm | 4252 | 2022-05-06 16:32:06 |
| report.css | 2767 | 2022-05-06 16:32:06 |
| Show.js | 1085 | 2022-05-06 16:32:06 |