Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-12-114902-index-headers.html | 2012-03-14 16:22:52 | |
| 0001193125-12-114902-index.html | 2012-03-14 16:22:52 | |
| 0001193125-12-114902.txt | 2012-03-14 16:22:52 | |
 0001193125-12-114902-xbrl.zip | 114019 | 2012-03-14 16:22:52 |
| d262588d10k.htm | 1785063 | 2012-03-14 16:22:52 |
| d262588dex1069.htm | 64415 | 2012-03-14 16:22:52 |
| d262588dex211.htm | 11187 | 2012-03-14 16:22:52 |
| d262588dex231.htm | 1784 | 2012-03-14 16:22:52 |
| d262588dex311.htm | 9372 | 2012-03-14 16:22:52 |
| d262588dex312.htm | 9389 | 2012-03-14 16:22:52 |
| d262588dex321.htm | 4286 | 2012-03-14 16:22:52 |
| d262588dex322.htm | 4288 | 2012-03-14 16:22:52 |
| FilingSummary.xml | 12499 | 2012-03-14 16:22:52 |
| Financial_Report.xls | 864926 | 2012-03-14 16:22:52 |
 g262588g07p24.jpg | 49737 | 2012-03-14 16:22:52 |
| gsig-20111231.xml | 1067144 | 2012-03-14 16:22:52 |
| gsig-20111231.xsd | 20426 | 2012-03-14 16:22:52 |
| gsig-20111231_cal.xml | 59044 | 2012-03-14 16:22:52 |
| gsig-20111231_def.xml | 133307 | 2012-03-14 16:22:52 |
| gsig-20111231_lab.xml | 181363 | 2012-03-14 16:22:52 |
| gsig-20111231_pre.xml | 159304 | 2012-03-14 16:22:52 |
| R1.htm | 39430 | 2012-03-14 16:22:52 |
| R10.htm | 28930 | 2012-03-14 16:22:52 |
| R11.htm | 83660 | 2012-03-14 16:22:52 |
| R12.htm | 31061 | 2012-03-14 16:22:52 |
| R13.htm | 69101 | 2012-03-14 16:22:52 |
| R14.htm | 40479 | 2012-03-14 16:22:52 |
| R15.htm | 38418 | 2012-03-14 16:22:52 |
| R16.htm | 40217 | 2012-03-14 16:22:52 |
| R17.htm | 165164 | 2012-03-14 16:22:52 |
| R18.htm | 97421 | 2012-03-14 16:22:52 |
| R19.htm | 49031 | 2012-03-14 16:22:52 |
| R2.htm | 174620 | 2012-03-14 16:22:52 |
| R20.htm | 32237 | 2012-03-14 16:22:52 |
| R21.htm | 73017 | 2012-03-14 16:22:52 |
| R22.htm | 26933 | 2012-03-14 16:22:52 |
| R23.htm | 69586 | 2012-03-14 16:22:52 |
| R3.htm | 14884 | 2012-03-14 16:22:52 |
| R4.htm | 153559 | 2012-03-14 16:22:52 |
| R5.htm | 46944 | 2012-03-14 16:22:52 |
| R6.htm | 66753 | 2012-03-14 16:22:52 |
| R7.htm | 3268 | 2012-03-14 16:22:52 |
| R8.htm | 169356 | 2012-03-14 16:22:52 |
| R9.htm | 13636 | 2012-03-14 16:22:52 |
| report.css | 2721 | 2012-03-14 16:22:52 |
| Show.js | 6423 | 2012-03-14 16:22:52 |