Parent Directory| Name | Size | Last Modified |
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| 0001437749-23-015848-index.html | 2023-05-25 16:14:11 | |
| 0001437749-23-015848.txt | 2023-05-25 16:14:11 | |
 0001437749-23-015848-xbrl.zip | 38364 | 2023-05-25 16:14:11 |
| ex_526502.htm | 76660 | 2023-05-25 16:14:11 |
| ex_526503.htm | 29505 | 2023-05-25 16:14:11 |
| ex_526504.htm | 29327 | 2023-05-25 16:14:11 |
| ex_526505.htm | 14813 | 2023-05-25 16:14:11 |
| FilingSummary.xml | 1865 | 2023-05-25 16:14:11 |
| Financial_Report.xlsx | 5877 | 2023-05-25 16:14:11 |
| MetaLinks.json | 22391 | 2023-05-25 16:14:11 |
| navb-20230522.xsd | 4035 | 2023-05-25 16:14:11 |
| navb-20230522_def.xml | 13890 | 2023-05-25 16:14:11 |
| navb-20230522_lab.xml | 18202 | 2023-05-25 16:14:11 |
| navb-20230522_pre.xml | 13912 | 2023-05-25 16:14:11 |
| navb20230525_8k.htm | 40264 | 2023-05-25 16:14:11 |
| navb20230525_8k_htm.xml | 4382 | 2023-05-25 16:14:11 |
| R1.htm | 43873 | 2023-05-25 16:14:11 |
| report.css | 2767 | 2023-05-25 16:14:11 |
| Show.js | 1085 | 2023-05-25 16:14:11 |