Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-064448-index-headers.html | 2021-03-02 06:30:56 | |
| 0001193125-21-064448-index.html | 2021-03-02 06:30:56 | |
| 0001193125-21-064448.txt | 2021-03-02 06:30:56 | |
 0001193125-21-064448-xbrl.zip | 16387 | 2021-03-02 06:30:56 |
| d845729d8k.htm | 30169 | 2021-03-02 06:30:56 |
| d845729d8k_htm.xml | 5242 | 2021-03-02 06:30:56 |
| d845729dex991.htm | 4804 | 2021-03-02 06:30:56 |
| FilingSummary.xml | 1895 | 2021-03-02 06:30:56 |
| Financial_Report.xlsx | 5590 | 2021-03-02 06:30:56 |
 g845729g0227031837933.jpg | 3881 | 2021-03-02 06:30:56 |
 g845729img001.jpg | 3160 | 2021-03-02 06:30:56 |
| MetaLinks.json | 22062 | 2021-03-02 06:30:56 |
| nav-20210302.xsd | 4118 | 2021-03-02 06:30:56 |
| nav-20210302_def.xml | 13412 | 2021-03-02 06:30:56 |
| nav-20210302_lab.xml | 22067 | 2021-03-02 06:30:56 |
| nav-20210302_pre.xml | 14315 | 2021-03-02 06:30:56 |
| R1.htm | 42642 | 2021-03-02 06:30:56 |
| report.css | 2767 | 2021-03-02 06:30:56 |
| Show.js | 1085 | 2021-03-02 06:30:56 |