Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000808450-19-000168-index-headers.html | 2019-08-21 16:05:39 | |
| 0000808450-19-000168-index.html | 2019-08-21 16:05:39 | |
| 0000808450-19-000168.txt | 2019-08-21 16:05:39 | |
 0000808450-19-000168-xbrl.zip | 30722 | 2019-08-21 16:05:39 |
| a2019q3noticeofearnings.htm | 52714 | 2019-08-21 16:05:39 |
| a2019q3noticeofearnings_htm.xml | 6936 | 2019-08-21 16:05:39 |
| FilingSummary.xml | 2038 | 2019-08-21 16:05:39 |
| Financial_Report.xlsx | 5957 | 2019-08-21 16:05:39 |
| MetaLinks.json | 23904 | 2019-08-21 16:05:39 |
| nav-20190821.xsd | 4661 | 2019-08-21 16:05:39 |
| nav-20190821_cal.xml | 700 | 2019-08-21 16:05:39 |
| nav-20190821_def.xml | 17123 | 2019-08-21 16:05:39 |
| nav-20190821_lab.xml | 35903 | 2019-08-21 16:05:39 |
| nav-20190821_pre.xml | 18727 | 2019-08-21 16:05:39 |
 navlogoa39.jpg | 12457 | 2019-08-21 16:05:39 |
| noticeofearningspressr.htm | 6167 | 2019-08-21 16:05:39 |
 pressreleaseheadinga18.jpg | 24365 | 2019-08-21 16:05:39 |
| R1.htm | 43856 | 2019-08-21 16:05:39 |
| report.css | 2767 | 2019-08-21 16:05:39 |
| Show.js | 1085 | 2019-08-21 16:05:39 |