Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950156-12-000021-index-headers.html | 2012-03-28 15:36:05 | |
| 0000950156-12-000021-index.html | 2012-03-28 15:36:05 | |
| 0000950156-12-000021.txt | 2012-03-28 15:36:05 | |
 0000950156-12-000021-xbrl.zip | 71727 | 2012-03-28 15:36:05 |
| d78621_igi10k.htm | 574483 | 2012-03-28 15:36:05 |
| ex23_78621.htm | 1900 | 2012-03-28 15:36:05 |
| ex311_78621.htm | 6284 | 2012-03-28 15:36:05 |
| ex312_78621.htm | 6695 | 2012-03-28 15:36:05 |
| ex321_78621.htm | 2693 | 2012-03-28 15:36:05 |
| ex322_78621.htm | 2826 | 2012-03-28 15:36:05 |
| FilingSummary.xml | 11445 | 2012-03-28 15:36:05 |
| Financial_Report.xls | 552192 | 2012-03-28 15:36:05 |
| ig-20111231.xml | 649921 | 2012-03-28 15:36:05 |
| ig-20111231.xsd | 22663 | 2012-03-28 15:36:05 |
| ig-20111231_cal.xml | 23829 | 2012-03-28 15:36:05 |
| ig-20111231_def.xml | 107105 | 2012-03-28 15:36:05 |
| ig-20111231_lab.xml | 147017 | 2012-03-28 15:36:05 |
| ig-20111231_pre.xml | 122882 | 2012-03-28 15:36:05 |
| R1.htm | 37279 | 2012-03-28 15:36:05 |
| R10.htm | 18733 | 2012-03-28 15:36:05 |
| R11.htm | 27093 | 2012-03-28 15:36:05 |
| R12.htm | 12071 | 2012-03-28 15:36:05 |
| R13.htm | 7764 | 2012-03-28 15:36:05 |
| R14.htm | 10851 | 2012-03-28 15:36:05 |
| R15.htm | 4928 | 2012-03-28 15:36:05 |
| R16.htm | 17024 | 2012-03-28 15:36:05 |
| R17.htm | 188663 | 2012-03-28 15:36:05 |
| R18.htm | 47990 | 2012-03-28 15:36:05 |
| R19.htm | 105998 | 2012-03-28 15:36:05 |
| R2.htm | 114335 | 2012-03-28 15:36:05 |
| R20.htm | 6599 | 2012-03-28 15:36:05 |
| R21.htm | 6018 | 2012-03-28 15:36:05 |
| R22.htm | 11592 | 2012-03-28 15:36:05 |
| R23.htm | 8138 | 2012-03-28 15:36:05 |
| R24.htm | 14518 | 2012-03-28 15:36:05 |
| R3.htm | 12597 | 2012-03-28 15:36:05 |
| R4.htm | 76361 | 2012-03-28 15:36:05 |
| R5.htm | 140464 | 2012-03-28 15:36:05 |
| R6.htm | 93535 | 2012-03-28 15:36:05 |
| R7.htm | 38795 | 2012-03-28 15:36:05 |
| R8.htm | 7457 | 2012-03-28 15:36:05 |
| R9.htm | 6838 | 2012-03-28 15:36:05 |
| report.css | 2721 | 2012-03-28 15:36:05 |
| Show.js | 6423 | 2012-03-28 15:36:05 |