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|---|---|---|
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| 0000010048-23-000006-index.html | 2023-02-13 16:09:42 | |
| 0000010048-23-000006.txt | 2023-02-13 16:09:42 | |
 0000010048-23-000006-xbrl.zip | 243573 | 2023-02-13 16:09:42 |
| brn-20221231.htm | 1205092 | 2023-02-13 16:09:42 |
| brn-20221231.xsd | 47950 | 2023-02-13 16:09:42 |
| brn-20221231_cal.xml | 70318 | 2023-02-13 16:09:42 |
| brn-20221231_def.xml | 205613 | 2023-02-13 16:09:42 |
| brn-20221231_htm.xml | 1083206 | 2023-02-13 16:09:42 |
| brn-20221231_lab.xml | 535142 | 2023-02-13 16:09:42 |
| brn-20221231_pre.xml | 362154 | 2023-02-13 16:09:42 |
| exhibit101_123122.htm | 125097 | 2023-02-13 16:09:42 |
| exhibit311123122.htm | 10983 | 2023-02-13 16:09:42 |
| exhibit312123122.htm | 10955 | 2023-02-13 16:09:42 |
| exhibit32123122.htm | 9469 | 2023-02-13 16:09:42 |
| FilingSummary.xml | 34700 | 2023-02-13 16:09:42 |
| Financial_Report.xlsx | 87606 | 2023-02-13 16:09:42 |
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| R1.htm | 53094 | 2023-02-13 16:09:42 |
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| report.css | 2767 | 2023-02-13 16:09:42 |
| Show.js | 1085 | 2023-02-13 16:09:42 |