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|---|---|---|
 0001193125-17-176925-index-headers.html | 2017-05-19 18:25:45 | |
| 0001193125-17-176925-index.html | 2017-05-19 18:25:45 | |
| 0001193125-17-176925.txt | 2017-05-19 18:25:45 | |
 0001193125-17-176925-xbrl.zip | 40747 | 2017-05-19 18:25:45 |
 BarChart1.png | 18047 | 2017-05-19 18:25:45 |
| d373161d497.htm | 5001 | 2017-05-19 18:25:45 |
| FilingSummary.xml | 3472 | 2017-05-19 18:25:45 |
 g373161snap0003.jpg | 4353 | 2017-05-19 18:25:45 |
| isi-20170509.xml | 48535 | 2017-05-19 18:25:45 |
| isi-20170509.xsd | 7832 | 2017-05-19 18:25:45 |
| isi-20170509_cal.xml | 2084 | 2017-05-19 18:25:45 |
| isi-20170509_def.xml | 223204 | 2017-05-19 18:25:45 |
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| R2.htm | 86876 | 2017-05-19 18:25:45 |
| R7.htm | 167076 | 2017-05-19 18:25:45 |
| R8.htm | 7472 | 2017-05-19 18:25:45 |
| report.css | 2767 | 2017-05-19 18:25:45 |
| Show.js | 1410 | 2017-05-19 18:25:45 |