Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-21-024612-index-headers.html | 2021-12-07 06:25:01 | |
| 0001628280-21-024612-index.html | 2021-12-07 06:25:01 | |
| 0001628280-21-024612.txt | 2021-12-07 06:25:01 | |
 0001628280-21-024612-xbrl.zip | 1327515 | 2021-12-07 06:25:01 |
| FilingSummary.xml | 130729 | 2021-12-07 06:25:01 |
| Financial_Report.xlsx | 376461 | 2021-12-07 06:25:01 |
| gb-20210331.htm | 8361982 | 2021-12-07 06:25:01 |
| gb-20210331.xsd | 245790 | 2021-12-07 06:25:01 |
| gb-20210331_cal.xml | 208712 | 2021-12-07 06:25:01 |
| gb-20210331_def.xml | 1246348 | 2021-12-07 06:25:01 |
 gb-20210331_g1.jpg | 117332 | 2021-12-07 06:25:01 |
 gb-20210331_g2.jpg | 91503 | 2021-12-07 06:25:01 |
 gb-20210331_g3.jpg | 22497 | 2021-12-07 06:25:01 |
 gb-20210331_g4.jpg | 5040 | 2021-12-07 06:25:01 |
| gb-20210331_htm.xml | 9718005 | 2021-12-07 06:25:01 |
| gb-20210331_lab.xml | 1910882 | 2021-12-07 06:25:01 |
| gb-20210331_pre.xml | 1622379 | 2021-12-07 06:25:01 |
| MetaLinks.json | 1641157 | 2021-12-07 06:25:01 |
| R1.htm | 69920 | 2021-12-07 06:25:01 |
| R10.htm | 255564 | 2021-12-07 06:25:01 |
| R100.htm | 15057 | 2021-12-07 06:25:01 |
| R101.htm | 14141 | 2021-12-07 06:25:01 |
| R102.htm | 15184 | 2021-12-07 06:25:01 |
| R103.htm | 8917 | 2021-12-07 06:25:01 |
| R104.htm | 40942 | 2021-12-07 06:25:01 |
| R105.htm | 37172 | 2021-12-07 06:25:01 |
| R106.htm | 27186 | 2021-12-07 06:25:01 |
| R107.htm | 75237 | 2021-12-07 06:25:01 |
| R108.htm | 49513 | 2021-12-07 06:25:01 |
| R109.htm | 42514 | 2021-12-07 06:25:01 |
| R11.htm | 212997 | 2021-12-07 06:25:01 |
| R110.htm | 36897 | 2021-12-07 06:25:01 |
| R111.htm | 56042 | 2021-12-07 06:25:01 |
| R112.htm | 6696 | 2021-12-07 06:25:01 |
| R113.htm | 41143 | 2021-12-07 06:25:01 |
| R114.htm | 31454 | 2021-12-07 06:25:01 |
| R115.htm | 8901 | 2021-12-07 06:25:01 |
| R116.htm | 15767 | 2021-12-07 06:25:01 |
| R117.htm | 19991 | 2021-12-07 06:25:01 |
| R118.htm | 18979 | 2021-12-07 06:25:01 |
| R119.htm | 20539 | 2021-12-07 06:25:01 |
| R12.htm | 26563 | 2021-12-07 06:25:01 |
| R120.htm | 27740 | 2021-12-07 06:25:01 |
| R121.htm | 10871 | 2021-12-07 06:25:01 |
| R122.htm | 48084 | 2021-12-07 06:25:01 |
| R123.htm | 23018 | 2021-12-07 06:25:01 |
| R124.htm | 31286 | 2021-12-07 06:25:01 |
| R125.htm | 28889 | 2021-12-07 06:25:01 |
| R126.htm | 11132 | 2021-12-07 06:25:01 |
| R127.htm | 24983 | 2021-12-07 06:25:01 |
| R128.htm | 32362 | 2021-12-07 06:25:01 |
| R129.htm | 71189 | 2021-12-07 06:25:01 |
| R13.htm | 161823 | 2021-12-07 06:25:01 |
| R130.htm | 116026 | 2021-12-07 06:25:01 |
| R131.htm | 12279 | 2021-12-07 06:25:01 |
| R132.htm | 89612 | 2021-12-07 06:25:01 |
| R133.htm | 19653 | 2021-12-07 06:25:01 |
| R134.htm | 18888 | 2021-12-07 06:25:01 |
| R135.htm | 6333 | 2021-12-07 06:25:01 |
| R136.htm | 29049 | 2021-12-07 06:25:01 |
| R137.htm | 35862 | 2021-12-07 06:25:01 |
| R138.htm | 28227 | 2021-12-07 06:25:01 |
| R139.htm | 38550 | 2021-12-07 06:25:01 |
| R14.htm | 25921 | 2021-12-07 06:25:01 |
| R140.htm | 54070 | 2021-12-07 06:25:01 |
| R141.htm | 15591 | 2021-12-07 06:25:01 |
| R142.htm | 15748 | 2021-12-07 06:25:01 |
| R143.htm | 13047 | 2021-12-07 06:25:01 |
| R144.htm | 4271 | 2021-12-07 06:25:01 |
| R145.htm | 9589 | 2021-12-07 06:25:01 |
| R146.htm | 50586 | 2021-12-07 06:25:01 |
| R147.htm | 12445 | 2021-12-07 06:25:01 |
| R148.htm | 36404 | 2021-12-07 06:25:01 |
| R149.htm | 41068 | 2021-12-07 06:25:01 |
| R15.htm | 273736 | 2021-12-07 06:25:01 |
| R150.htm | 66110 | 2021-12-07 06:25:01 |
| R151.htm | 51408 | 2021-12-07 06:25:01 |
| R152.htm | 18882 | 2021-12-07 06:25:01 |
| R153.htm | 40291 | 2021-12-07 06:25:01 |
| R154.htm | 24624 | 2021-12-07 06:25:01 |
| R155.htm | 4826 | 2021-12-07 06:25:01 |
| R156.htm | 43091 | 2021-12-07 06:25:01 |
| R157.htm | 21178 | 2021-12-07 06:25:01 |
| R158.htm | 16466 | 2021-12-07 06:25:01 |
| R159.htm | 82494 | 2021-12-07 06:25:01 |
| R16.htm | 19445 | 2021-12-07 06:25:01 |
| R160.htm | 15893 | 2021-12-07 06:25:01 |
| R161.htm | 32170 | 2021-12-07 06:25:01 |
| R162.htm | 34263 | 2021-12-07 06:25:01 |
| R163.htm | 24925 | 2021-12-07 06:25:01 |
| R164.htm | 27680 | 2021-12-07 06:25:01 |
| R165.htm | 52189 | 2021-12-07 06:25:01 |
| R166.htm | 69818 | 2021-12-07 06:25:01 |
| R167.htm | 28046 | 2021-12-07 06:25:01 |
| R168.htm | 11254 | 2021-12-07 06:25:01 |
| R169.htm | 8374 | 2021-12-07 06:25:01 |
| R17.htm | 26103 | 2021-12-07 06:25:01 |
| R170.htm | 5489 | 2021-12-07 06:25:01 |
| R171.htm | 14230 | 2021-12-07 06:25:01 |
| R172.htm | 51524 | 2021-12-07 06:25:01 |
| R173.htm | 13717 | 2021-12-07 06:25:01 |
| R174.htm | 21089 | 2021-12-07 06:25:01 |
| R175.htm | 21350 | 2021-12-07 06:25:01 |
| R176.htm | 15518 | 2021-12-07 06:25:01 |
| R177.htm | 45426 | 2021-12-07 06:25:01 |
| R178.htm | 19909 | 2021-12-07 06:25:01 |
| R179.htm | 12022 | 2021-12-07 06:25:01 |
| R18.htm | 28692 | 2021-12-07 06:25:01 |
| R180.htm | 48906 | 2021-12-07 06:25:01 |
| R181.htm | 36403 | 2021-12-07 06:25:01 |
| R182.htm | 49337 | 2021-12-07 06:25:01 |
| R183.htm | 14046 | 2021-12-07 06:25:01 |
| R184.htm | 17909 | 2021-12-07 06:25:01 |
| R185.htm | 11762 | 2021-12-07 06:25:01 |
| R186.htm | 17357 | 2021-12-07 06:25:01 |
| R187.htm | 4325 | 2021-12-07 06:25:01 |
| R188.htm | 20833 | 2021-12-07 06:25:01 |
| R189.htm | 44765 | 2021-12-07 06:25:01 |
| R19.htm | 51229 | 2021-12-07 06:25:01 |
| R190.htm | 20092 | 2021-12-07 06:25:01 |
| R191.htm | 74403 | 2021-12-07 06:25:01 |
| R192.htm | 63734 | 2021-12-07 06:25:01 |
| R193.htm | 40519 | 2021-12-07 06:25:01 |
| R194.htm | 211744 | 2021-12-07 06:25:01 |
| R195.htm | 24722 | 2021-12-07 06:25:01 |
| R196.htm | 47632 | 2021-12-07 06:25:01 |
| R197.htm | 33242 | 2021-12-07 06:25:01 |
| R198.htm | 24750 | 2021-12-07 06:25:01 |
| R199.htm | 6787 | 2021-12-07 06:25:01 |
| R2.htm | 160648 | 2021-12-07 06:25:01 |
| R20.htm | 79630 | 2021-12-07 06:25:01 |
| R200.htm | 8723 | 2021-12-07 06:25:01 |
| R201.htm | 10620 | 2021-12-07 06:25:01 |
| R202.htm | 12510 | 2021-12-07 06:25:01 |
| R203.htm | 23864 | 2021-12-07 06:25:01 |
| R204.htm | 13039 | 2021-12-07 06:25:01 |
| R205.htm | 18654 | 2021-12-07 06:25:01 |
| R206.htm | 16973 | 2021-12-07 06:25:01 |
| R207.htm | 11458 | 2021-12-07 06:25:01 |
| R208.htm | 10153 | 2021-12-07 06:25:01 |
| R209.htm | 85845 | 2021-12-07 06:25:01 |
| R21.htm | 33815 | 2021-12-07 06:25:01 |
| R210.htm | 50235 | 2021-12-07 06:25:01 |
| R211.htm | 65124 | 2021-12-07 06:25:01 |
| R22.htm | 95141 | 2021-12-07 06:25:01 |
| R23.htm | 198631 | 2021-12-07 06:25:01 |
| R24.htm | 23447 | 2021-12-07 06:25:01 |
| R25.htm | 77038 | 2021-12-07 06:25:01 |
| R26.htm | 134916 | 2021-12-07 06:25:01 |
| R27.htm | 134932 | 2021-12-07 06:25:01 |
| R28.htm | 15627 | 2021-12-07 06:25:01 |
| R29.htm | 12486 | 2021-12-07 06:25:01 |
| R3.htm | 11734 | 2021-12-07 06:25:01 |
| R30.htm | 264041 | 2021-12-07 06:25:01 |
| R31.htm | 143046 | 2021-12-07 06:25:01 |
| R32.htm | 94246 | 2021-12-07 06:25:01 |
| R33.htm | 81451 | 2021-12-07 06:25:01 |
| R34.htm | 12934 | 2021-12-07 06:25:01 |
| R35.htm | 101363 | 2021-12-07 06:25:01 |
| R36.htm | 273689 | 2021-12-07 06:25:01 |
| R37.htm | 22139 | 2021-12-07 06:25:01 |
| R38.htm | 14420 | 2021-12-07 06:25:01 |
| R39.htm | 19920 | 2021-12-07 06:25:01 |
| R4.htm | 98268 | 2021-12-07 06:25:01 |
| R40.htm | 19430 | 2021-12-07 06:25:01 |
| R41.htm | 53986 | 2021-12-07 06:25:01 |
| R42.htm | 53980 | 2021-12-07 06:25:01 |
| R43.htm | 22276 | 2021-12-07 06:25:01 |
| R44.htm | 38922 | 2021-12-07 06:25:01 |
| R45.htm | 9625 | 2021-12-07 06:25:01 |
| R46.htm | 141880 | 2021-12-07 06:25:01 |
| R47.htm | 43306 | 2021-12-07 06:25:01 |
| R48.htm | 143056 | 2021-12-07 06:25:01 |
| R49.htm | 34914 | 2021-12-07 06:25:01 |
| R5.htm | 33143 | 2021-12-07 06:25:01 |
| R50.htm | 23306 | 2021-12-07 06:25:01 |
| R51.htm | 264114 | 2021-12-07 06:25:01 |
| R52.htm | 21646 | 2021-12-07 06:25:01 |
| R53.htm | 4638 | 2021-12-07 06:25:01 |
| R54.htm | 189333 | 2021-12-07 06:25:01 |
| R55.htm | 171950 | 2021-12-07 06:25:01 |
| R56.htm | 310257 | 2021-12-07 06:25:01 |
| R57.htm | 267850 | 2021-12-07 06:25:01 |
| R58.htm | 24209 | 2021-12-07 06:25:01 |
| R59.htm | 15716 | 2021-12-07 06:25:01 |
| R6.htm | 37318 | 2021-12-07 06:25:01 |
| R60.htm | 18275 | 2021-12-07 06:25:01 |
| R61.htm | 18994 | 2021-12-07 06:25:01 |
| R62.htm | 53340 | 2021-12-07 06:25:01 |
| R63.htm | 45174 | 2021-12-07 06:25:01 |
| R64.htm | 85118 | 2021-12-07 06:25:01 |
| R65.htm | 30302 | 2021-12-07 06:25:01 |
| R66.htm | 95276 | 2021-12-07 06:25:01 |
| R67.htm | 181954 | 2021-12-07 06:25:01 |
| R68.htm | 21621 | 2021-12-07 06:25:01 |
| R69.htm | 78378 | 2021-12-07 06:25:01 |
| R7.htm | 76469 | 2021-12-07 06:25:01 |
| R70.htm | 125997 | 2021-12-07 06:25:01 |
| R71.htm | 16108 | 2021-12-07 06:25:01 |
| R72.htm | 14727 | 2021-12-07 06:25:01 |
| R73.htm | 11000 | 2021-12-07 06:25:01 |
| R74.htm | 277047 | 2021-12-07 06:25:01 |
| R75.htm | 262778 | 2021-12-07 06:25:01 |
| R76.htm | 86665 | 2021-12-07 06:25:01 |
| R77.htm | 73622 | 2021-12-07 06:25:01 |
| R78.htm | 12104 | 2021-12-07 06:25:01 |
| R79.htm | 98643 | 2021-12-07 06:25:01 |
| R8.htm | 7937 | 2021-12-07 06:25:01 |
| R80.htm | 262776 | 2021-12-07 06:25:01 |
| R81.htm | 20701 | 2021-12-07 06:25:01 |
| R82.htm | 13369 | 2021-12-07 06:25:01 |
| R83.htm | 18584 | 2021-12-07 06:25:01 |
| R84.htm | 18520 | 2021-12-07 06:25:01 |
| R85.htm | 38048 | 2021-12-07 06:25:01 |
| R86.htm | 20032 | 2021-12-07 06:25:01 |
| R87.htm | 30572 | 2021-12-07 06:25:01 |
| R88.htm | 262783 | 2021-12-07 06:25:01 |
| R89.htm | 41785 | 2021-12-07 06:25:01 |
| R9.htm | 18974 | 2021-12-07 06:25:01 |
| R90.htm | 29469 | 2021-12-07 06:25:01 |
| R91.htm | 30178 | 2021-12-07 06:25:01 |
| R92.htm | 23990 | 2021-12-07 06:25:01 |
| R93.htm | 101732 | 2021-12-07 06:25:01 |
| R94.htm | 24368 | 2021-12-07 06:25:01 |
| R95.htm | 61805 | 2021-12-07 06:25:01 |
| R96.htm | 43038 | 2021-12-07 06:25:01 |
| R97.htm | 23994 | 2021-12-07 06:25:01 |
| R98.htm | 19287 | 2021-12-07 06:25:01 |
| R99.htm | 66486 | 2021-12-07 06:25:01 |
| report.css | 2768 | 2021-12-07 06:25:01 |
| Show.js | 1086 | 2021-12-07 06:25:01 |