Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-17-000508-index-headers.html | 2017-02-10 12:26:23 | |
| 0001558370-17-000508-index.html | 2017-02-10 12:26:23 | |
| 0001558370-17-000508.txt | 2017-02-10 12:26:23 | |
 0001558370-17-000508-xbrl.zip | 275368 | 2017-02-10 12:26:23 |
| FilingSummary.xml | 38421 | 2017-02-10 12:26:23 |
| Financial_Report.xlsx | 106081 | 2017-02-10 12:26:23 |
| grif-20161130.xml | 4322752 | 2017-02-10 12:26:23 |
| grif-20161130.xsd | 83733 | 2017-02-10 12:26:23 |
| grif-20161130ex104990a63.htm | 557562 | 2017-02-10 12:26:23 |
| grif-20161130ex1050f3c5b.htm | 262733 | 2017-02-10 12:26:23 |
| grif-20161130ex1051f019d.htm | 275388 | 2017-02-10 12:26:23 |
| grif-20161130ex21ec7389e.htm | 9549 | 2017-02-10 12:26:23 |
| grif-20161130ex23139dc5d.htm | 2759 | 2017-02-10 12:26:23 |
| grif-20161130ex311233743.htm | 9651 | 2017-02-10 12:26:23 |
| grif-20161130ex312882500.htm | 9666 | 2017-02-10 12:26:23 |
| grif-20161130ex3215df73a.htm | 4675 | 2017-02-10 12:26:23 |
| grif-20161130ex322e24f28.htm | 5030 | 2017-02-10 12:26:23 |
| grif-20161130x10k.htm | 5351082 | 2017-02-10 12:26:23 |
| grif-20161130_cal.xml | 116314 | 2017-02-10 12:26:23 |
| grif-20161130_def.xml | 352345 | 2017-02-10 12:26:23 |
| grif-20161130_lab.xml | 881851 | 2017-02-10 12:26:23 |
| grif-20161130_pre.xml | 596975 | 2017-02-10 12:26:23 |
 grif20161130ex23139dc5d001.jpg | 11031 | 2017-02-10 12:26:23 |
 grif20161130x10k001.jpg | 149882 | 2017-02-10 12:26:23 |
 grif20161130x10k002.jpg | 11031 | 2017-02-10 12:26:23 |
| R1.htm | 28223 | 2017-02-10 12:26:23 |
| R10.htm | 41144 | 2017-02-10 12:26:23 |
| R11.htm | 124005 | 2017-02-10 12:26:23 |
| R12.htm | 91969 | 2017-02-10 12:26:23 |
| R13.htm | 168844 | 2017-02-10 12:26:23 |
| R14.htm | 63369 | 2017-02-10 12:26:23 |
| R15.htm | 5921 | 2017-02-10 12:26:23 |
| R16.htm | 38239 | 2017-02-10 12:26:23 |
| R17.htm | 462940 | 2017-02-10 12:26:23 |
| R18.htm | 33696 | 2017-02-10 12:26:23 |
| R19.htm | 27703 | 2017-02-10 12:26:23 |
| R2.htm | 59978 | 2017-02-10 12:26:23 |
| R20.htm | 118046 | 2017-02-10 12:26:23 |
| R21.htm | 84537 | 2017-02-10 12:26:23 |
| R22.htm | 9918 | 2017-02-10 12:26:23 |
| R23.htm | 7690 | 2017-02-10 12:26:23 |
| R24.htm | 108892 | 2017-02-10 12:26:23 |
| R25.htm | 892733 | 2017-02-10 12:26:23 |
| R26.htm | 92912 | 2017-02-10 12:26:23 |
| R27.htm | 120762 | 2017-02-10 12:26:23 |
| R28.htm | 85774 | 2017-02-10 12:26:23 |
| R29.htm | 166132 | 2017-02-10 12:26:23 |
| R3.htm | 12911 | 2017-02-10 12:26:23 |
| R30.htm | 50789 | 2017-02-10 12:26:23 |
| R31.htm | 33648 | 2017-02-10 12:26:23 |
| R32.htm | 472014 | 2017-02-10 12:26:23 |
| R33.htm | 35963 | 2017-02-10 12:26:23 |
| R34.htm | 22360 | 2017-02-10 12:26:23 |
| R35.htm | 119227 | 2017-02-10 12:26:23 |
| R36.htm | 82605 | 2017-02-10 12:26:23 |
| R37.htm | 15333 | 2017-02-10 12:26:23 |
| R38.htm | 14809 | 2017-02-10 12:26:23 |
| R39.htm | 25052 | 2017-02-10 12:26:23 |
| R4.htm | 71802 | 2017-02-10 12:26:23 |
| R40.htm | 117963 | 2017-02-10 12:26:23 |
| R41.htm | 123719 | 2017-02-10 12:26:23 |
| R42.htm | 304334 | 2017-02-10 12:26:23 |
| R43.htm | 24570 | 2017-02-10 12:26:23 |
| R44.htm | 58793 | 2017-02-10 12:26:23 |
| R45.htm | 25805 | 2017-02-10 12:26:23 |
| R46.htm | 107548 | 2017-02-10 12:26:23 |
| R47.htm | 28925 | 2017-02-10 12:26:23 |
| R48.htm | 28671 | 2017-02-10 12:26:23 |
| R49.htm | 48054 | 2017-02-10 12:26:23 |
| R5.htm | 5279 | 2017-02-10 12:26:23 |
| R50.htm | 19521 | 2017-02-10 12:26:23 |
| R51.htm | 50315 | 2017-02-10 12:26:23 |
| R52.htm | 69701 | 2017-02-10 12:26:23 |
| R53.htm | 25351 | 2017-02-10 12:26:23 |
| R54.htm | 54828 | 2017-02-10 12:26:23 |
| R55.htm | 38104 | 2017-02-10 12:26:23 |
| R56.htm | 21445 | 2017-02-10 12:26:23 |
| R57.htm | 31111 | 2017-02-10 12:26:23 |
| R58.htm | 28648 | 2017-02-10 12:26:23 |
| R59.htm | 30390 | 2017-02-10 12:26:23 |
| R6.htm | 21173 | 2017-02-10 12:26:23 |
| R60.htm | 18814 | 2017-02-10 12:26:23 |
| R61.htm | 301444 | 2017-02-10 12:26:23 |
| R62.htm | 11255 | 2017-02-10 12:26:23 |
| R63.htm | 28105 | 2017-02-10 12:26:23 |
| R7.htm | 46453 | 2017-02-10 12:26:23 |
| R8.htm | 7001 | 2017-02-10 12:26:23 |
| R9.htm | 95613 | 2017-02-10 12:26:23 |
| report.css | 2767 | 2017-02-10 12:26:23 |
| Show.js | 1410 | 2017-02-10 12:26:23 |