Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000050725-18-000075-index-headers.html | 2018-11-16 20:10:40 | |
| 0000050725-18-000075-index.html | 2018-11-16 20:10:40 | |
| 0000050725-18-000075.txt | 2018-11-16 20:10:40 | |
 0000050725-18-000075-xbrl.zip | 580004 | 2018-11-16 20:10:40 |
 chart-5c71dab32ac25620bc6.jpg | 50179 | 2018-11-16 20:10:40 |
| exhibit1034thirdamendmentt.htm | 50292 | 2018-11-16 20:10:40 |
| FilingSummary.xml | 71915 | 2018-11-16 20:10:40 |
| Financial_Report.xlsx | 198214 | 2018-11-16 20:10:40 |
| gff-20180930.xml | 6268815 | 2018-11-16 20:10:40 |
| gff-20180930.xsd | 126317 | 2018-11-16 20:10:40 |
| gff-20180930x10k.htm | 3843858 | 2018-11-16 20:10:40 |
| gff-20180930_cal.xml | 211560 | 2018-11-16 20:10:40 |
| gff-20180930_def.xml | 697987 | 2018-11-16 20:10:40 |
| gff-20180930_lab.xml | 1554257 | 2018-11-16 20:10:40 |
| gff-20180930_pre.xml | 992837 | 2018-11-16 20:10:40 |
| gff-2018x09x30x18xexhibit21.htm | 24992 | 2018-11-16 20:10:40 |
| gff-2018x09x30xexhibitx23.htm | 2832 | 2018-11-16 20:10:40 |
| gff-2018x09x30xexhibitx311.htm | 14036 | 2018-11-16 20:10:40 |
| gff-2018x09x30xexhibitx312.htm | 14102 | 2018-11-16 20:10:40 |
| gff-2018x09x30xexhibitx32.htm | 9745 | 2018-11-16 20:10:40 |
| R1.htm | 33849 | 2018-11-16 20:10:40 |
| R10.htm | 17194 | 2018-11-16 20:10:40 |
| R100.htm | 11974 | 2018-11-16 20:10:40 |
| R101.htm | 16824 | 2018-11-16 20:10:40 |
| R102.htm | 13583 | 2018-11-16 20:10:40 |
| R103.htm | 134751 | 2018-11-16 20:10:40 |
| R104.htm | 142085 | 2018-11-16 20:10:40 |
| R105.htm | 121653 | 2018-11-16 20:10:40 |
| R106.htm | 5475 | 2018-11-16 20:10:40 |
| R107.htm | 27877 | 2018-11-16 20:10:40 |
| R11.htm | 60372 | 2018-11-16 20:10:40 |
| R12.htm | 86079 | 2018-11-16 20:10:40 |
| R13.htm | 22617 | 2018-11-16 20:10:40 |
| R14.htm | 18266 | 2018-11-16 20:10:40 |
| R15.htm | 313618 | 2018-11-16 20:10:40 |
| R16.htm | 265682 | 2018-11-16 20:10:40 |
| R17.htm | 154245 | 2018-11-16 20:10:40 |
| R18.htm | 46154 | 2018-11-16 20:10:40 |
| R19.htm | 21450 | 2018-11-16 20:10:40 |
| R2.htm | 93345 | 2018-11-16 20:10:40 |
| R20.htm | 19373 | 2018-11-16 20:10:40 |
| R21.htm | 7737 | 2018-11-16 20:10:40 |
| R22.htm | 61587 | 2018-11-16 20:10:40 |
| R23.htm | 194393 | 2018-11-16 20:10:40 |
| R24.htm | 6371 | 2018-11-16 20:10:40 |
| R25.htm | 77860 | 2018-11-16 20:10:40 |
| R26.htm | 844095 | 2018-11-16 20:10:40 |
| R27.htm | 5919 | 2018-11-16 20:10:40 |
| R28.htm | 130125 | 2018-11-16 20:10:40 |
| R29.htm | 134827 | 2018-11-16 20:10:40 |
| R3.htm | 21283 | 2018-11-16 20:10:40 |
| R30.htm | 62972 | 2018-11-16 20:10:40 |
| R31.htm | 14436 | 2018-11-16 20:10:40 |
| R32.htm | 17062 | 2018-11-16 20:10:40 |
| R33.htm | 58864 | 2018-11-16 20:10:40 |
| R34.htm | 123286 | 2018-11-16 20:10:40 |
| R35.htm | 21961 | 2018-11-16 20:10:40 |
| R36.htm | 16672 | 2018-11-16 20:10:40 |
| R37.htm | 149241 | 2018-11-16 20:10:40 |
| R38.htm | 256603 | 2018-11-16 20:10:40 |
| R39.htm | 145622 | 2018-11-16 20:10:40 |
| R4.htm | 96045 | 2018-11-16 20:10:40 |
| R40.htm | 29079 | 2018-11-16 20:10:40 |
| R41.htm | 19008 | 2018-11-16 20:10:40 |
| R42.htm | 57221 | 2018-11-16 20:10:40 |
| R43.htm | 191164 | 2018-11-16 20:10:40 |
| R44.htm | 81010 | 2018-11-16 20:10:40 |
| R45.htm | 843593 | 2018-11-16 20:10:40 |
| R46.htm | 194076 | 2018-11-16 20:10:40 |
| R47.htm | 169252 | 2018-11-16 20:10:40 |
| R48.htm | 37462 | 2018-11-16 20:10:40 |
| R49.htm | 16502 | 2018-11-16 20:10:40 |
| R5.htm | 104372 | 2018-11-16 20:10:40 |
| R50.htm | 7102 | 2018-11-16 20:10:40 |
| R51.htm | 35510 | 2018-11-16 20:10:40 |
| R52.htm | 16473 | 2018-11-16 20:10:40 |
| R53.htm | 10806 | 2018-11-16 20:10:40 |
| R54.htm | 16955 | 2018-11-16 20:10:40 |
| R55.htm | 15248 | 2018-11-16 20:10:40 |
| R56.htm | 18358 | 2018-11-16 20:10:40 |
| R57.htm | 18992 | 2018-11-16 20:10:40 |
| R58.htm | 22900 | 2018-11-16 20:10:40 |
| R59.htm | 34172 | 2018-11-16 20:10:40 |
| R6.htm | 84812 | 2018-11-16 20:10:40 |
| R60.htm | 48733 | 2018-11-16 20:10:40 |
| R61.htm | 24060 | 2018-11-16 20:10:40 |
| R62.htm | 23549 | 2018-11-16 20:10:40 |
| R63.htm | 12654 | 2018-11-16 20:10:40 |
| R64.htm | 11809 | 2018-11-16 20:10:40 |
| R65.htm | 13804 | 2018-11-16 20:10:40 |
| R66.htm | 657609 | 2018-11-16 20:10:40 |
| R67.htm | 132766 | 2018-11-16 20:10:40 |
| R68.htm | 68627 | 2018-11-16 20:10:40 |
| R69.htm | 52436 | 2018-11-16 20:10:40 |
| R7.htm | 107712 | 2018-11-16 20:10:40 |
| R70.htm | 25935 | 2018-11-16 20:10:40 |
| R71.htm | 11601 | 2018-11-16 20:10:40 |
| R72.htm | 76824 | 2018-11-16 20:10:40 |
| R73.htm | 8549 | 2018-11-16 20:10:40 |
| R74.htm | 17743 | 2018-11-16 20:10:40 |
| R75.htm | 19263 | 2018-11-16 20:10:40 |
| R76.htm | 43290 | 2018-11-16 20:10:40 |
| R77.htm | 9093 | 2018-11-16 20:10:40 |
| R78.htm | 10373 | 2018-11-16 20:10:40 |
| R79.htm | 17676 | 2018-11-16 20:10:40 |
| R8.htm | 73045 | 2018-11-16 20:10:40 |
| R80.htm | 34375 | 2018-11-16 20:10:40 |
| R81.htm | 38722 | 2018-11-16 20:10:40 |
| R82.htm | 50724 | 2018-11-16 20:10:40 |
| R83.htm | 16944 | 2018-11-16 20:10:40 |
| R84.htm | 16228 | 2018-11-16 20:10:40 |
| R85.htm | 254803 | 2018-11-16 20:10:40 |
| R86.htm | 9516 | 2018-11-16 20:10:40 |
| R87.htm | 25111 | 2018-11-16 20:10:40 |
| R88.htm | 35430 | 2018-11-16 20:10:40 |
| R89.htm | 16972 | 2018-11-16 20:10:40 |
| R9.htm | 13687 | 2018-11-16 20:10:40 |
| R90.htm | 25245 | 2018-11-16 20:10:40 |
| R91.htm | 13346 | 2018-11-16 20:10:40 |
| R92.htm | 22078 | 2018-11-16 20:10:40 |
| R93.htm | 84790 | 2018-11-16 20:10:40 |
| R94.htm | 19006 | 2018-11-16 20:10:40 |
| R95.htm | 34685 | 2018-11-16 20:10:40 |
| R96.htm | 14747 | 2018-11-16 20:10:40 |
| R97.htm | 7751 | 2018-11-16 20:10:40 |
| R98.htm | 33354 | 2018-11-16 20:10:40 |
| R99.htm | 12732 | 2018-11-16 20:10:40 |
| report.css | 2768 | 2018-11-16 20:10:40 |
| Show.js | 1086 | 2018-11-16 20:10:40 |