Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-26-010708-index-headers.html | 2026-02-23 16:55:17 | |
| 0001628280-26-010708-index.html | 2026-02-23 16:55:17 | |
| 0001628280-26-010708.txt | 2026-02-23 16:55:17 | |
 0001628280-26-010708-xbrl.zip | 229110 | 2026-02-23 16:55:17 |
| brn-20251231.htm | 1056873 | 2026-02-23 16:55:17 |
| brn-20251231.xsd | 58782 | 2026-02-23 16:55:17 |
| brn-20251231_cal.xml | 69470 | 2026-02-23 16:55:17 |
| brn-20251231_def.xml | 331263 | 2026-02-23 16:55:17 |
| brn-20251231_htm.xml | 997691 | 2026-02-23 16:55:17 |
| brn-20251231_lab.xml | 744674 | 2026-02-23 16:55:17 |
| brn-20251231_pre.xml | 555210 | 2026-02-23 16:55:17 |
| exhibit311_12312025.htm | 10567 | 2026-02-23 16:55:17 |
| exhibit312_12312025.htm | 10812 | 2026-02-23 16:55:17 |
| exhibit32_12312025.htm | 9133 | 2026-02-23 16:55:17 |
| FilingSummary.xml | 43556 | 2026-02-23 16:55:17 |
| MetaLinks.json | 956075 | 2026-02-23 16:55:17 |
| R1.htm | 53078 | 2026-02-23 16:55:17 |
| R10.htm | 11518 | 2026-02-23 16:55:17 |
| R11.htm | 5392 | 2026-02-23 16:55:17 |
| R12.htm | 25473 | 2026-02-23 16:55:17 |
| R13.htm | 28052 | 2026-02-23 16:55:17 |
| R14.htm | 17162 | 2026-02-23 16:55:17 |
| R15.htm | 25009 | 2026-02-23 16:55:17 |
| R16.htm | 11600 | 2026-02-23 16:55:17 |
| R17.htm | 26249 | 2026-02-23 16:55:17 |
| R18.htm | 23190 | 2026-02-23 16:55:17 |
| R19.htm | 85219 | 2026-02-23 16:55:17 |
| R2.htm | 140487 | 2026-02-23 16:55:17 |
| R20.htm | 79138 | 2026-02-23 16:55:17 |
| R21.htm | 22739 | 2026-02-23 16:55:17 |
| R22.htm | 12416 | 2026-02-23 16:55:17 |
| R23.htm | 11193 | 2026-02-23 16:55:17 |
| R24.htm | 65881 | 2026-02-23 16:55:17 |
| R25.htm | 7878 | 2026-02-23 16:55:17 |
| R26.htm | 11219 | 2026-02-23 16:55:17 |
| R27.htm | 9904 | 2026-02-23 16:55:17 |
| R28.htm | 6177 | 2026-02-23 16:55:17 |
| R29.htm | 14524 | 2026-02-23 16:55:17 |
| R3.htm | 13049 | 2026-02-23 16:55:17 |
| R30.htm | 8465 | 2026-02-23 16:55:17 |
| R31.htm | 17727 | 2026-02-23 16:55:17 |
| R32.htm | 25386 | 2026-02-23 16:55:17 |
| R33.htm | 26043 | 2026-02-23 16:55:17 |
| R34.htm | 14706 | 2026-02-23 16:55:17 |
| R35.htm | 10278 | 2026-02-23 16:55:17 |
| R36.htm | 20029 | 2026-02-23 16:55:17 |
| R37.htm | 21448 | 2026-02-23 16:55:17 |
| R38.htm | 79191 | 2026-02-23 16:55:17 |
| R39.htm | 77422 | 2026-02-23 16:55:17 |
| R4.htm | 124769 | 2026-02-23 16:55:17 |
| R40.htm | 21282 | 2026-02-23 16:55:17 |
| R41.htm | 36355 | 2026-02-23 16:55:17 |
| R42.htm | 9565 | 2026-02-23 16:55:17 |
| R43.htm | 7217 | 2026-02-23 16:55:17 |
| R44.htm | 11615 | 2026-02-23 16:55:17 |
| R45.htm | 33237 | 2026-02-23 16:55:17 |
| R46.htm | 27984 | 2026-02-23 16:55:17 |
| R47.htm | 88972 | 2026-02-23 16:55:17 |
| R48.htm | 12247 | 2026-02-23 16:55:17 |
| R49.htm | 14193 | 2026-02-23 16:55:17 |
| R5.htm | 35859 | 2026-02-23 16:55:17 |
| R50.htm | 61193 | 2026-02-23 16:55:17 |
| R51.htm | 36231 | 2026-02-23 16:55:17 |
| R52.htm | 37994 | 2026-02-23 16:55:17 |
| R53.htm | 18764 | 2026-02-23 16:55:17 |
| R54.htm | 3836 | 2026-02-23 16:55:17 |
| R55.htm | 24319 | 2026-02-23 16:55:17 |
| R56.htm | 26319 | 2026-02-23 16:55:17 |
| R57.htm | 19655 | 2026-02-23 16:55:17 |
| R58.htm | 7061 | 2026-02-23 16:55:17 |
| R59.htm | 75126 | 2026-02-23 16:55:17 |
| R6.htm | 5584 | 2026-02-23 16:55:17 |
| R60.htm | 10177 | 2026-02-23 16:55:17 |
| R61.htm | 24353 | 2026-02-23 16:55:17 |
| R62.htm | 11397 | 2026-02-23 16:55:17 |
| R63.htm | 52613 | 2026-02-23 16:55:17 |
| R64.htm | 4564 | 2026-02-23 16:55:17 |
| R65.htm | 21722 | 2026-02-23 16:55:17 |
| R66.htm | 14583 | 2026-02-23 16:55:17 |
| R67.htm | 128891 | 2026-02-23 16:55:17 |
| R68.htm | 28421 | 2026-02-23 16:55:17 |
| R69.htm | 42464 | 2026-02-23 16:55:17 |
| R7.htm | 64726 | 2026-02-23 16:55:17 |
| R70.htm | 24830 | 2026-02-23 16:55:17 |
| R71.htm | 12157 | 2026-02-23 16:55:17 |
| R72.htm | 21203 | 2026-02-23 16:55:17 |
| R73.htm | 14322 | 2026-02-23 16:55:17 |
| R8.htm | 5542 | 2026-02-23 16:55:17 |
| R9.htm | 104429 | 2026-02-23 16:55:17 |
| report.css | 2767 | 2026-02-23 16:55:17 |
| Show.js | 1085 | 2026-02-23 16:55:17 |