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|---|---|---|
 0000314808-20-000153-index-headers.html | 2020-09-11 11:57:22 | |
| 0000314808-20-000153-index.html | 2020-09-11 11:57:22 | |
| 0000314808-20-000153.txt | 2020-09-11 11:57:22 | |
 0000314808-20-000153-xbrl.zip | 26269 | 2020-09-11 11:57:22 |
| exhibit101-amendmentto.htm | 3205 | 2020-09-11 11:57:22 |
| exhibit991-pressreleas.htm | 15783 | 2020-09-11 11:57:22 |
| FilingSummary.xml | 1930 | 2020-09-11 11:57:22 |
| Financial_Report.xlsx | 6260 | 2020-09-11 11:57:22 |
 image011.jpg | 6561 | 2020-09-11 11:57:22 |
| MetaLinks.json | 28885 | 2020-09-11 11:57:22 |
| R1.htm | 71264 | 2020-09-11 11:57:22 |
| report.css | 2767 | 2020-09-11 11:57:22 |
| Show.js | 1085 | 2020-09-11 11:57:22 |
| val-20200910.htm | 85575 | 2020-09-11 11:57:22 |
| val-20200910.xsd | 6047 | 2020-09-11 11:57:22 |
| val-20200910_cal.xml | 806 | 2020-09-11 11:57:22 |
| val-20200910_def.xml | 20940 | 2020-09-11 11:57:22 |
| val-20200910_htm.xml | 33452 | 2020-09-11 11:57:22 |
| val-20200910_lab.xml | 47455 | 2020-09-11 11:57:22 |
| val-20200910_pre.xml | 22170 | 2020-09-11 11:57:22 |