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| 0001437749-22-011223-index.html | 2022-05-06 09:22:19 | |
| 0001437749-22-011223.txt | 2022-05-06 09:22:19 | |
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| ex_370687.htm | 523534 | 2022-05-06 09:22:19 |
| FilingSummary.xml | 1764 | 2022-05-06 09:22:19 |
| Financial_Report.xlsx | 5761 | 2022-05-06 09:22:19 |
| gtn-20220506.xsd | 4002 | 2022-05-06 09:22:19 |
| gtn-20220506_def.xml | 13461 | 2022-05-06 09:22:19 |
| gtn-20220506_lab.xml | 17581 | 2022-05-06 09:22:19 |
| gtn-20220506_pre.xml | 13428 | 2022-05-06 09:22:19 |
| gtn20220504_8k.htm | 25013 | 2022-05-06 09:22:19 |
| gtn20220504_8k_htm.xml | 4191 | 2022-05-06 09:22:19 |
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| R1.htm | 42945 | 2022-05-06 09:22:19 |
| report.css | 2767 | 2022-05-06 09:22:19 |
| Show.js | 1085 | 2022-05-06 09:22:19 |