Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001144204-18-023228-index-headers.html | 2018-04-27 17:15:55 | |
| 0001144204-18-023228-index.html | 2018-04-27 17:15:55 | |
| 0001144204-18-023228.txt | 2018-04-27 17:15:55 | |
 0001144204-18-023228-xbrl.zip | 101523 | 2018-04-27 17:15:55 |
| FilingSummary.xml | 22877 | 2018-04-27 17:15:55 |
| Financial_Report.xlsx | 44773 | 2018-04-27 17:15:55 |
| intg-20180331.xml | 1106782 | 2018-04-27 17:15:55 |
| intg-20180331.xsd | 32916 | 2018-04-27 17:15:55 |
| intg-20180331_cal.xml | 37009 | 2018-04-27 17:15:55 |
| intg-20180331_def.xml | 228501 | 2018-04-27 17:15:55 |
| intg-20180331_lab.xml | 261672 | 2018-04-27 17:15:55 |
| intg-20180331_pre.xml | 253834 | 2018-04-27 17:15:55 |
| R1.htm | 22059 | 2018-04-27 17:15:55 |
| R10.htm | 12993 | 2018-04-27 17:15:55 |
| R11.htm | 47099 | 2018-04-27 17:15:55 |
| R12.htm | 73274 | 2018-04-27 17:15:55 |
| R13.htm | 165494 | 2018-04-27 17:15:55 |
| R14.htm | 13953 | 2018-04-27 17:15:55 |
| R15.htm | 31742 | 2018-04-27 17:15:55 |
| R16.htm | 38192 | 2018-04-27 17:15:55 |
| R17.htm | 15240 | 2018-04-27 17:15:55 |
| R18.htm | 63902 | 2018-04-27 17:15:55 |
| R19.htm | 12308 | 2018-04-27 17:15:55 |
| R2.htm | 64846 | 2018-04-27 17:15:55 |
| R20.htm | 46286 | 2018-04-27 17:15:55 |
| R21.htm | 69553 | 2018-04-27 17:15:55 |
| R22.htm | 165154 | 2018-04-27 17:15:55 |
| R23.htm | 44929 | 2018-04-27 17:15:55 |
| R24.htm | 18313 | 2018-04-27 17:15:55 |
| R25.htm | 15491 | 2018-04-27 17:15:55 |
| R26.htm | 15851 | 2018-04-27 17:15:55 |
| R27.htm | 19335 | 2018-04-27 17:15:55 |
| R28.htm | 11947 | 2018-04-27 17:15:55 |
| R29.htm | 6542 | 2018-04-27 17:15:55 |
| R3.htm | 17770 | 2018-04-27 17:15:55 |
| R30.htm | 8527 | 2018-04-27 17:15:55 |
| R31.htm | 19335 | 2018-04-27 17:15:55 |
| R32.htm | 11088 | 2018-04-27 17:15:55 |
| R33.htm | 4961 | 2018-04-27 17:15:55 |
| R34.htm | 50330 | 2018-04-27 17:15:55 |
| R35.htm | 9872 | 2018-04-27 17:15:55 |
| R36.htm | 54351 | 2018-04-27 17:15:55 |
| R37.htm | 54408 | 2018-04-27 17:15:55 |
| R4.htm | 83092 | 2018-04-27 17:15:55 |
| R5.htm | 72419 | 2018-04-27 17:15:55 |
| R6.htm | 34646 | 2018-04-27 17:15:55 |
| R7.htm | 38481 | 2018-04-27 17:15:55 |
| R8.htm | 17848 | 2018-04-27 17:15:55 |
| R9.htm | 61952 | 2018-04-27 17:15:55 |
| report.css | 2767 | 2018-04-27 17:15:55 |
| Show.js | 1410 | 2018-04-27 17:15:55 |
| tv491886_10q.htm | 525387 | 2018-04-27 17:15:55 |
| tv491886_ex31-1.htm | 6769 | 2018-04-27 17:15:55 |
| tv491886_ex31-2.htm | 6685 | 2018-04-27 17:15:55 |
| tv491886_ex32-1.htm | 4614 | 2018-04-27 17:15:55 |
| tv491886_ex32-2.htm | 4500 | 2018-04-27 17:15:55 |