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| 0001140361-23-019375-index.html | 2023-04-20 15:36:51 | |
| 0001140361-23-019375.txt | 2023-04-20 15:36:51 | |
 0001140361-23-019375-xbrl.zip | 23108 | 2023-04-20 15:36:51 |
| brhc20051690_8k.htm | 27379 | 2023-04-20 15:36:51 |
| brhc20051690_8k_htm.xml | 4051 | 2023-04-20 15:36:51 |
| brhc20051690_ex99-1.htm | 260528 | 2023-04-20 15:36:51 |
| FilingSummary.xml | 1735 | 2023-04-20 15:36:51 |
| Financial_Report.xlsx | 5706 | 2023-04-20 15:36:51 |
| gcbc-20230420.xsd | 3904 | 2023-04-20 15:36:51 |
| gcbc-20230420_lab.xml | 22546 | 2023-04-20 15:36:51 |
| gcbc-20230420_pre.xml | 16070 | 2023-04-20 15:36:51 |
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| R1.htm | 38098 | 2023-04-20 15:36:51 |
| report.css | 2767 | 2023-04-20 15:36:51 |
| Show.js | 1085 | 2023-04-20 15:36:51 |