Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001140361-17-005935-index-headers.html | 2017-02-13 06:12:36 | |
| 0001140361-17-005935-index.html | 2017-02-13 06:12:36 | |
| 0001140361-17-005935.txt | 2017-02-13 06:12:36 | |
 0001140361-17-005935-xbrl.zip | 237862 | 2017-02-13 06:12:36 |
| ex31_1.htm | 9317 | 2017-02-13 06:12:36 |
| ex31_2.htm | 9579 | 2017-02-13 06:12:36 |
| ex32_1.htm | 5057 | 2017-02-13 06:12:36 |
| ex32_2.htm | 6782 | 2017-02-13 06:12:36 |
| FilingSummary.xml | 36706 | 2017-02-13 06:12:36 |
| Financial_Report.xlsx | 93612 | 2017-02-13 06:12:36 |
| form10q.htm | 2227593 | 2017-02-13 06:12:36 |
| gcbc-20161231.xml | 3517214 | 2017-02-13 06:12:36 |
| gcbc-20161231.xsd | 51498 | 2017-02-13 06:12:36 |
| gcbc-20161231_cal.xml | 137764 | 2017-02-13 06:12:36 |
| gcbc-20161231_def.xml | 311771 | 2017-02-13 06:12:36 |
| gcbc-20161231_lab.xml | 874636 | 2017-02-13 06:12:36 |
| gcbc-20161231_pre.xml | 524667 | 2017-02-13 06:12:36 |
| R1.htm | 25617 | 2017-02-13 06:12:36 |
| R10.htm | 6892 | 2017-02-13 06:12:36 |
| R11.htm | 7026 | 2017-02-13 06:12:36 |
| R12.htm | 275861 | 2017-02-13 06:12:36 |
| R13.htm | 581065 | 2017-02-13 06:12:36 |
| R14.htm | 189685 | 2017-02-13 06:12:36 |
| R15.htm | 31515 | 2017-02-13 06:12:36 |
| R16.htm | 6398 | 2017-02-13 06:12:36 |
| R17.htm | 16713 | 2017-02-13 06:12:36 |
| R18.htm | 22851 | 2017-02-13 06:12:36 |
| R19.htm | 47116 | 2017-02-13 06:12:36 |
| R2.htm | 77565 | 2017-02-13 06:12:36 |
| R20.htm | 16286 | 2017-02-13 06:12:36 |
| R21.htm | 5535 | 2017-02-13 06:12:36 |
| R22.htm | 10283 | 2017-02-13 06:12:36 |
| R23.htm | 7210 | 2017-02-13 06:12:36 |
| R24.htm | 7136 | 2017-02-13 06:12:36 |
| R25.htm | 14309 | 2017-02-13 06:12:36 |
| R26.htm | 268465 | 2017-02-13 06:12:36 |
| R27.htm | 571541 | 2017-02-13 06:12:36 |
| R28.htm | 187951 | 2017-02-13 06:12:36 |
| R29.htm | 29079 | 2017-02-13 06:12:36 |
| R3.htm | 21198 | 2017-02-13 06:12:36 |
| R30.htm | 19349 | 2017-02-13 06:12:36 |
| R31.htm | 46802 | 2017-02-13 06:12:36 |
| R32.htm | 13335 | 2017-02-13 06:12:36 |
| R33.htm | 5348 | 2017-02-13 06:12:36 |
| R34.htm | 90576 | 2017-02-13 06:12:36 |
| R35.htm | 135796 | 2017-02-13 06:12:36 |
| R36.htm | 94295 | 2017-02-13 06:12:36 |
| R37.htm | 6929 | 2017-02-13 06:12:36 |
| R38.htm | 42693 | 2017-02-13 06:12:36 |
| R39.htm | 81500 | 2017-02-13 06:12:36 |
| R4.htm | 91070 | 2017-02-13 06:12:36 |
| R40.htm | 85979 | 2017-02-13 06:12:36 |
| R41.htm | 7049 | 2017-02-13 06:12:36 |
| R42.htm | 75909 | 2017-02-13 06:12:36 |
| R43.htm | 5034 | 2017-02-13 06:12:36 |
| R44.htm | 91577 | 2017-02-13 06:12:36 |
| R45.htm | 11585 | 2017-02-13 06:12:36 |
| R46.htm | 50977 | 2017-02-13 06:12:36 |
| R47.htm | 24086 | 2017-02-13 06:12:36 |
| R48.htm | 32058 | 2017-02-13 06:12:36 |
| R49.htm | 47814 | 2017-02-13 06:12:36 |
| R5.htm | 18393 | 2017-02-13 06:12:36 |
| R50.htm | 26403 | 2017-02-13 06:12:36 |
| R51.htm | 15935 | 2017-02-13 06:12:36 |
| R52.htm | 23402 | 2017-02-13 06:12:36 |
| R53.htm | 6451 | 2017-02-13 06:12:36 |
| R54.htm | 26618 | 2017-02-13 06:12:36 |
| R55.htm | 21084 | 2017-02-13 06:12:36 |
| R56.htm | 21609 | 2017-02-13 06:12:36 |
| R57.htm | 14259 | 2017-02-13 06:12:36 |
| R58.htm | 19145 | 2017-02-13 06:12:36 |
| R6.htm | 7547 | 2017-02-13 06:12:36 |
| R7.htm | 29651 | 2017-02-13 06:12:36 |
| R8.htm | 100329 | 2017-02-13 06:12:36 |
| R9.htm | 12127 | 2017-02-13 06:12:36 |
| report.css | 2767 | 2017-02-13 06:12:36 |
| Show.js | 1410 | 2017-02-13 06:12:36 |