Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-19-077051-index-headers.html | 2019-03-15 18:59:37 | |
| 0001193125-19-077051-index.html | 2019-03-15 18:59:37 | |
| 0001193125-19-077051.txt | 2019-03-15 18:59:37 | |
 0001193125-19-077051-xbrl.zip | 140790 | 2019-03-15 18:59:37 |
 BarChart1.png | 19915 | 2019-03-15 18:59:37 |
 BarChart2.png | 20905 | 2019-03-15 18:59:37 |
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| d696880d485bpos.htm | 34475 | 2019-03-15 18:59:37 |
| FilingSummary.xml | 8784 | 2019-03-15 18:59:37 |
| isi-20190222.xml | 242526 | 2019-03-15 18:59:37 |
| isi-20190222.xsd | 28018 | 2019-03-15 18:59:37 |
| isi-20190222_cal.xml | 2088 | 2019-03-15 18:59:37 |
| isi-20190222_def.xml | 994780 | 2019-03-15 18:59:37 |
| isi-20190222_lab.xml | 162591 | 2019-03-15 18:59:37 |
| isi-20190222_pre.xml | 769069 | 2019-03-15 18:59:37 |
| R1.htm | 18244 | 2019-03-15 18:59:37 |
| R13.htm | 167590 | 2019-03-15 18:59:37 |
| R14.htm | 91211 | 2019-03-15 18:59:37 |
| R19.htm | 170097 | 2019-03-15 18:59:37 |
| R2.htm | 92059 | 2019-03-15 18:59:37 |
| R20.htm | 93090 | 2019-03-15 18:59:37 |
| R25.htm | 176658 | 2019-03-15 18:59:37 |
| R26.htm | 87891 | 2019-03-15 18:59:37 |
| R31.htm | 166737 | 2019-03-15 18:59:37 |
| R32.htm | 7476 | 2019-03-15 18:59:37 |
| R7.htm | 173221 | 2019-03-15 18:59:37 |
| R8.htm | 88741 | 2019-03-15 18:59:37 |
| report.css | 2767 | 2019-03-15 18:59:37 |
| Show.js | 1085 | 2019-03-15 18:59:37 |