Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000806176-12-000038-index.html | 2012-09-24 14:06:10 | |
| 0000806176-12-000038.txt | 2012-09-24 14:06:10 | |
 0000806176-12-000038-xbrl.zip | 79009 | 2012-09-24 14:06:10 |
 BarChart1.jpg | 25472 | 2012-09-24 14:06:10 |
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| ck0000806176-20120430.xml | 250567 | 2012-09-24 14:06:10 |
| ck0000806176-20120430.xsd | 24461 | 2012-09-24 14:06:10 |
| ck0000806176-20120430_cal.xml | 2316 | 2012-09-24 14:06:10 |
| ck0000806176-20120430_def.xml | 482766 | 2012-09-24 14:06:10 |
| ck0000806176-20120430_lab.xml | 108141 | 2012-09-24 14:06:10 |
| ck0000806176-20120430_pre.xml | 551814 | 2012-09-24 14:06:10 |
| FilingSummary.xml | 6385 | 2012-09-24 14:06:10 |
| Financial_Report.xls | 499393 | 2012-09-24 14:06:10 |
| R1.htm | 33885 | 2012-09-24 14:06:10 |
| R10.htm | 140844 | 2012-09-24 14:06:10 |
| R17.htm | 263467 | 2012-09-24 14:06:10 |
| R18.htm | 137838 | 2012-09-24 14:06:10 |
| R2.htm | 138103 | 2012-09-24 14:06:10 |
| R25.htm | 248082 | 2012-09-24 14:06:10 |
| R26.htm | 137833 | 2012-09-24 14:06:10 |
| R33.htm | 248062 | 2012-09-24 14:06:10 |
| R34.htm | 140562 | 2012-09-24 14:06:10 |
| R41.htm | 263177 | 2012-09-24 14:06:10 |
| R9.htm | 248344 | 2012-09-24 14:06:10 |
| reference-064.htm | 3154 | 2012-09-24 14:06:10 |
| report.css | 2720 | 2012-09-24 14:06:10 |
| Show.js | 6423 | 2012-09-24 14:06:10 |