Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000808450-20-000052-index-headers.html | 2020-05-11 16:36:41 | |
| 0000808450-20-000052-index.html | 2020-05-11 16:36:41 | |
| 0000808450-20-000052.txt | 2020-05-11 16:36:41 | |
 0000808450-20-000052-xbrl.zip | 39556 | 2020-05-11 16:36:41 |
| a8-kvfnrenewal2020.htm | 55907 | 2020-05-11 16:36:41 |
| a8-kvfnrenewal2020_htm.xml | 7020 | 2020-05-11 16:36:41 |
| exhibit101.htm | 42314 | 2020-05-11 16:36:41 |
| exhibit102.htm | 56576 | 2020-05-11 16:36:41 |
| FilingSummary.xml | 2043 | 2020-05-11 16:36:41 |
| Financial_Report.xlsx | 5958 | 2020-05-11 16:36:41 |
| MetaLinks.json | 23860 | 2020-05-11 16:36:41 |
| nav-20200508.xsd | 4523 | 2020-05-11 16:36:41 |
| nav-20200508_cal.xml | 700 | 2020-05-11 16:36:41 |
| nav-20200508_def.xml | 17123 | 2020-05-11 16:36:41 |
| nav-20200508_lab.xml | 35908 | 2020-05-11 16:36:41 |
| nav-20200508_pre.xml | 18727 | 2020-05-11 16:36:41 |
 navlogoa50.jpg | 12457 | 2020-05-11 16:36:41 |
| R1.htm | 43855 | 2020-05-11 16:36:41 |
| report.css | 2767 | 2020-05-11 16:36:41 |
| Show.js | 1085 | 2020-05-11 16:36:41 |