Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000898432-22-000434-index-headers.html | 2022-06-30 17:14:47 | |
| 0000898432-22-000434-index.html | 2022-06-30 17:14:47 | |
| 0000898432-22-000434.txt | 2022-06-30 17:14:47 | |
 0000898432-22-000434-xbrl.zip | 46774 | 2022-06-30 17:14:47 |
| FilingSummary.xml | 3630 | 2022-06-30 17:14:47 |
 image00001.jpg | 3090 | 2022-06-30 17:14:47 |
| MetaLinks.json | 248933 | 2022-06-30 17:14:47 |
| nbef-20211229.htm | 131910 | 2022-06-30 17:14:47 |
| nbef-20211229.xsd | 5688 | 2022-06-30 17:14:47 |
| nbef-20211229_cal.xml | 4945 | 2022-06-30 17:14:47 |
| nbef-20211229_def.xml | 94894 | 2022-06-30 17:14:47 |
| nbef-20211229_htm.xml | 15592 | 2022-06-30 17:14:47 |
| nbef-20211229_lab.xml | 187518 | 2022-06-30 17:14:47 |
| nbef-20211229_pre.xml | 106107 | 2022-06-30 17:14:47 |
| R1.htm | 17805 | 2022-06-30 17:14:47 |
| R2.htm | 17410 | 2022-06-30 17:14:47 |
| R3.htm | 19764 | 2022-06-30 17:14:47 |
| R4.htm | 3934 | 2022-06-30 17:14:47 |
| report.css | 2767 | 2022-06-30 17:14:47 |
| Show.js | 1085 | 2022-06-30 17:14:47 |