Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001171843-21-004575-index-headers.html | 2021-06-29 06:14:37 | |
| 0001171843-21-004575-index.html | 2021-06-29 06:14:37 | |
| 0001171843-21-004575.txt | 2021-06-29 06:14:37 | |
 0001171843-21-004575-xbrl.zip | 16930 | 2021-06-29 06:14:37 |
| exh_991.htm | 22776 | 2021-06-29 06:14:37 |
| f8k_062921.htm | 22861 | 2021-06-29 06:14:37 |
| f8k_062921_htm.xml | 3466 | 2021-06-29 06:14:37 |
| FilingSummary.xml | 1605 | 2021-06-29 06:14:37 |
| Financial_Report.xlsx | 5667 | 2021-06-29 06:14:37 |
 logo.jpg | 13542 | 2021-06-29 06:14:37 |
| MetaLinks.json | 37885 | 2021-06-29 06:14:37 |
| ng-20210628.xsd | 3017 | 2021-06-29 06:14:37 |
| ng-20210628_lab.xml | 34238 | 2021-06-29 06:14:37 |
| ng-20210628_pre.xml | 22355 | 2021-06-29 06:14:37 |
| R1.htm | 38326 | 2021-06-29 06:14:37 |
| report.css | 2767 | 2021-06-29 06:14:37 |
| Show.js | 1085 | 2021-06-29 06:14:37 |