Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-15-224490-index-headers.html | 2015-06-16 14:28:03 | |
| 0001193125-15-224490-index.html | 2015-06-16 14:28:03 | |
| 0001193125-15-224490.txt | 2015-06-16 14:28:03 | |
 0001193125-15-224490-xbrl.zip | 36990 | 2015-06-16 14:28:03 |
| d932019d485bpos.htm | 29273 | 2015-06-16 14:28:03 |
| FilingSummary.xml | 3050 | 2015-06-16 14:28:03 |
| Financial_Report.xls | 57728 | 2015-06-16 14:28:03 |
| Financial_Report.xlsx | 25765 | 2015-06-16 14:28:03 |
| ist-20150601.xml | 28724 | 2015-06-16 14:28:03 |
| ist-20150601.xsd | 8353 | 2015-06-16 14:28:03 |
| ist-20150601_cal.xml | 4797 | 2015-06-16 14:28:03 |
| ist-20150601_def.xml | 229399 | 2015-06-16 14:28:03 |
| ist-20150601_lab.xml | 131974 | 2015-06-16 14:28:03 |
| ist-20150601_pre.xml | 156031 | 2015-06-16 14:28:03 |
| R1.htm | 21876 | 2015-06-16 14:28:03 |
| R2.htm | 65910 | 2015-06-16 14:28:03 |
| R5.htm | 108218 | 2015-06-16 14:28:03 |
| R6.htm | 9988 | 2015-06-16 14:28:03 |
| report.css | 2739 | 2015-06-16 14:28:03 |
| Show.js | 1410 | 2015-06-16 14:28:03 |