Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000898432-21-000571-index-headers.html | 2021-07-14 16:52:24 | |
| 0000898432-21-000571-index.html | 2021-07-14 16:52:24 | |
| 0000898432-21-000571.txt | 2021-07-14 16:52:24 | |
 0000898432-21-000571-xbrl.zip | 32517 | 2021-07-14 16:52:24 |
| FilingSummary.xml | 4071 | 2021-07-14 16:52:24 |
| Financial_Report.xlsx | 9012 | 2021-07-14 16:52:24 |
 image00001.jpg | 3090 | 2021-07-14 16:52:24 |
| MetaLinks.json | 265310 | 2021-07-14 16:52:24 |
| nbef-20201211.htm | 11104 | 2021-07-14 16:52:24 |
| nbef-20201211.xsd | 5690 | 2021-07-14 16:52:24 |
| nbef-20201211_cal.xml | 4945 | 2021-07-14 16:52:24 |
| nbef-20201211_def.xml | 95995 | 2021-07-14 16:52:24 |
| nbef-20201211_htm.xml | 10096 | 2021-07-14 16:52:24 |
| nbef-20201211_lab.xml | 186749 | 2021-07-14 16:52:24 |
| nbef-20201211_pre.xml | 107143 | 2021-07-14 16:52:24 |
| R1.htm | 17813 | 2021-07-14 16:52:24 |
| R2.htm | 11391 | 2021-07-14 16:52:24 |
| R3.htm | 13531 | 2021-07-14 16:52:24 |
| R4.htm | 3937 | 2021-07-14 16:52:24 |
| report.css | 2767 | 2021-07-14 16:52:24 |
| Show.js | 1085 | 2021-07-14 16:52:24 |