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| 0000010048-18-000012-index.html | 2018-08-13 14:30:18 | |
| 0000010048-18-000012.txt | 2018-08-13 14:30:18 | |
 0000010048-18-000012-xbrl.zip | 158655 | 2018-08-13 14:30:18 |
| brn-20180630.xml | 1230279 | 2018-08-13 14:30:18 |
| brn-20180630.xsd | 42046 | 2018-08-13 14:30:18 |
| brn-20180630_cal.xml | 86795 | 2018-08-13 14:30:18 |
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| brn-20180630_lab.xml | 509145 | 2018-08-13 14:30:18 |
| brn-20180630_pre.xml | 302827 | 2018-08-13 14:30:18 |
| brn10q06302018.htm | 1015045 | 2018-08-13 14:30:18 |
| exhibit311_063018.htm | 13280 | 2018-08-13 14:30:18 |
| exhibit312_063018.htm | 13370 | 2018-08-13 14:30:18 |
| exhibit32_063018.htm | 10742 | 2018-08-13 14:30:18 |
| FilingSummary.xml | 29134 | 2018-08-13 14:30:18 |
| Financial_Report.xlsx | 59111 | 2018-08-13 14:30:18 |
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| report.css | 2767 | 2018-08-13 14:30:18 |
| Show.js | 1410 | 2018-08-13 14:30:18 |