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| 0000852254-12-000014-index.html | 2012-03-13 07:26:07 | |
| 0000852254-12-000014.txt | 2012-03-13 07:26:07 | |
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| cik0000852254-20120227_cal.xml | 3038 | 2012-03-13 07:26:07 |
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| cik0000852254-20120227_lab.xml | 81813 | 2012-03-13 07:26:07 |
| cik0000852254-20120227_pre.xml | 749342 | 2012-03-13 07:26:07 |
| FilingSummary.xml | 10595 | 2012-03-13 07:26:07 |
| Financial_Report.xls | 665027 | 2012-03-13 07:26:07 |
| iiefxbrl-3120116.htm | 60308 | 2012-03-13 07:26:07 |
| R1.htm | 21463 | 2012-03-13 07:26:07 |
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