Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000808461-19-000007-index-headers.html | 2019-02-28 17:15:19 | |
| 0000808461-19-000007-index.html | 2019-02-28 17:15:19 | |
| 0000808461-19-000007.txt | 2019-02-28 17:15:19 | |
 0000808461-19-000007-xbrl.zip | 357079 | 2019-02-28 17:15:19 |
| FilingSummary.xml | 66243 | 2019-02-28 17:15:19 |
| Financial_Report.xlsx | 139051 | 2019-02-28 17:15:19 |
 gcilibertyjpeg.jpg | 14630 | 2019-02-28 17:15:19 |
| glib10k12-31x2018.htm | 2167939 | 2019-02-28 17:15:19 |
| gliba-20181231.xml | 2476950 | 2019-02-28 17:15:19 |
| gliba-20181231.xsd | 88369 | 2019-02-28 17:15:19 |
| gliba-20181231_cal.xml | 154810 | 2019-02-28 17:15:19 |
| gliba-20181231_def.xml | 509645 | 2019-02-28 17:15:19 |
| gliba-20181231_lab.xml | 1088628 | 2019-02-28 17:15:19 |
| gliba-20181231_pre.xml | 720074 | 2019-02-28 17:15:19 |
| glibexhibit1014-123118.htm | 4825 | 2019-02-28 17:15:19 |
| glibexhibit1024-123118.htm | 1094186 | 2019-02-28 17:15:19 |
| glibexhibit1025-123118.htm | 56410 | 2019-02-28 17:15:19 |
| glibexhibit1026-123118.htm | 55793 | 2019-02-28 17:15:19 |
| glibexhibit1027-123118.htm | 60578 | 2019-02-28 17:15:19 |
| glibexhibit104-123118.htm | 17843 | 2019-02-28 17:15:19 |
| glibexhibit21-123118.htm | 25466 | 2019-02-28 17:15:19 |
| glibexhibit231-123118.htm | 13190 | 2019-02-28 17:15:19 |
| glibexhibit232-123118.htm | 9341 | 2019-02-28 17:15:19 |
| glibexhibit311-123118.htm | 9257 | 2019-02-28 17:15:19 |
| glibexhibit312-123118.htm | 9672 | 2019-02-28 17:15:19 |
| glibexhibit32-123118.htm | 13896 | 2019-02-28 17:15:19 |
| R1.htm | 35432 | 2019-02-28 17:15:19 |
| R10.htm | 50055 | 2019-02-28 17:15:19 |
| R100.htm | 26101 | 2019-02-28 17:15:19 |
| R11.htm | 41727 | 2019-02-28 17:15:19 |
| R12.htm | 73016 | 2019-02-28 17:15:19 |
| R13.htm | 17530 | 2019-02-28 17:15:19 |
| R14.htm | 76889 | 2019-02-28 17:15:19 |
| R15.htm | 45744 | 2019-02-28 17:15:19 |
| R16.htm | 63925 | 2019-02-28 17:15:19 |
| R17.htm | 98911 | 2019-02-28 17:15:19 |
| R18.htm | 13533 | 2019-02-28 17:15:19 |
| R19.htm | 28568 | 2019-02-28 17:15:19 |
| R2.htm | 107865 | 2019-02-28 17:15:19 |
| R20.htm | 92126 | 2019-02-28 17:15:19 |
| R21.htm | 6471 | 2019-02-28 17:15:19 |
| R22.htm | 48609 | 2019-02-28 17:15:19 |
| R23.htm | 115475 | 2019-02-28 17:15:19 |
| R24.htm | 54673 | 2019-02-28 17:15:19 |
| R25.htm | 140925 | 2019-02-28 17:15:19 |
| R26.htm | 80354 | 2019-02-28 17:15:19 |
| R27.htm | 64398 | 2019-02-28 17:15:19 |
| R28.htm | 37600 | 2019-02-28 17:15:19 |
| R29.htm | 65451 | 2019-02-28 17:15:19 |
| R3.htm | 20116 | 2019-02-28 17:15:19 |
| R30.htm | 16560 | 2019-02-28 17:15:19 |
| R31.htm | 72099 | 2019-02-28 17:15:19 |
| R32.htm | 46440 | 2019-02-28 17:15:19 |
| R33.htm | 45246 | 2019-02-28 17:15:19 |
| R34.htm | 95874 | 2019-02-28 17:15:19 |
| R35.htm | 22861 | 2019-02-28 17:15:19 |
| R36.htm | 69858 | 2019-02-28 17:15:19 |
| R37.htm | 29709 | 2019-02-28 17:15:19 |
| R38.htm | 112826 | 2019-02-28 17:15:19 |
| R39.htm | 54416 | 2019-02-28 17:15:19 |
| R4.htm | 61975 | 2019-02-28 17:15:19 |
| R40.htm | 12816 | 2019-02-28 17:15:19 |
| R41.htm | 15333 | 2019-02-28 17:15:19 |
| R42.htm | 60457 | 2019-02-28 17:15:19 |
| R43.htm | 13001 | 2019-02-28 17:15:19 |
| R44.htm | 12206 | 2019-02-28 17:15:19 |
| R45.htm | 8758 | 2019-02-28 17:15:19 |
| R46.htm | 18567 | 2019-02-28 17:15:19 |
| R47.htm | 7784 | 2019-02-28 17:15:19 |
| R48.htm | 7687 | 2019-02-28 17:15:19 |
| R49.htm | 40213 | 2019-02-28 17:15:19 |
| R5.htm | 20910 | 2019-02-28 17:15:19 |
| R50.htm | 8522 | 2019-02-28 17:15:19 |
| R51.htm | 5383 | 2019-02-28 17:15:19 |
| R52.htm | 11750 | 2019-02-28 17:15:19 |
| R53.htm | 25947 | 2019-02-28 17:15:19 |
| R54.htm | 12540 | 2019-02-28 17:15:19 |
| R55.htm | 42473 | 2019-02-28 17:15:19 |
| R56.htm | 37925 | 2019-02-28 17:15:19 |
| R57.htm | 15964 | 2019-02-28 17:15:19 |
| R58.htm | 30290 | 2019-02-28 17:15:19 |
| R59.htm | 38442 | 2019-02-28 17:15:19 |
| R6.htm | 78982 | 2019-02-28 17:15:19 |
| R60.htm | 14143 | 2019-02-28 17:15:19 |
| R61.htm | 8478 | 2019-02-28 17:15:19 |
| R62.htm | 18615 | 2019-02-28 17:15:19 |
| R63.htm | 27953 | 2019-02-28 17:15:19 |
| R64.htm | 48611 | 2019-02-28 17:15:19 |
| R65.htm | 15138 | 2019-02-28 17:15:19 |
| R66.htm | 14644 | 2019-02-28 17:15:19 |
| R67.htm | 17612 | 2019-02-28 17:15:19 |
| R68.htm | 15953 | 2019-02-28 17:15:19 |
| R69.htm | 28647 | 2019-02-28 17:15:19 |
| R7.htm | 51285 | 2019-02-28 17:15:19 |
| R70.htm | 43583 | 2019-02-28 17:15:19 |
| R71.htm | 14350 | 2019-02-28 17:15:19 |
| R72.htm | 10953 | 2019-02-28 17:15:19 |
| R73.htm | 31309 | 2019-02-28 17:15:19 |
| R74.htm | 6573 | 2019-02-28 17:15:19 |
| R75.htm | 20107 | 2019-02-28 17:15:19 |
| R76.htm | 5718 | 2019-02-28 17:15:19 |
| R77.htm | 23456 | 2019-02-28 17:15:19 |
| R78.htm | 22650 | 2019-02-28 17:15:19 |
| R79.htm | 31865 | 2019-02-28 17:15:19 |
| R8.htm | 17741 | 2019-02-28 17:15:19 |
| R80.htm | 41009 | 2019-02-28 17:15:19 |
| R81.htm | 28957 | 2019-02-28 17:15:19 |
| R82.htm | 9373 | 2019-02-28 17:15:19 |
| R83.htm | 11057 | 2019-02-28 17:15:19 |
| R84.htm | 20051 | 2019-02-28 17:15:19 |
| R85.htm | 33452 | 2019-02-28 17:15:19 |
| R86.htm | 14584 | 2019-02-28 17:15:19 |
| R87.htm | 68467 | 2019-02-28 17:15:19 |
| R88.htm | 23458 | 2019-02-28 17:15:19 |
| R89.htm | 48610 | 2019-02-28 17:15:19 |
| R9.htm | 136722 | 2019-02-28 17:15:19 |
| R90.htm | 7557 | 2019-02-28 17:15:19 |
| R91.htm | 14465 | 2019-02-28 17:15:19 |
| R92.htm | 4378 | 2019-02-28 17:15:19 |
| R93.htm | 4640 | 2019-02-28 17:15:19 |
| R94.htm | 19571 | 2019-02-28 17:15:19 |
| R95.htm | 63943 | 2019-02-28 17:15:19 |
| R96.htm | 41483 | 2019-02-28 17:15:19 |
| R97.htm | 28603 | 2019-02-28 17:15:19 |
| R98.htm | 22877 | 2019-02-28 17:15:19 |
| R99.htm | 31750 | 2019-02-28 17:15:19 |
| report.css | 2768 | 2019-02-28 17:15:19 |
| Show.js | 1086 | 2019-02-28 17:15:19 |