Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-12-056902-index-headers.html | 2012-08-10 13:31:23 | |
| 0001104659-12-056902-index.html | 2012-08-10 13:31:23 | |
| 0001104659-12-056902.txt | 2012-08-10 13:31:23 | |
 0001104659-12-056902-xbrl.zip | 172762 | 2012-08-10 13:31:23 |
| a12-12339_110q.htm | 1882224 | 2012-08-10 13:31:23 |
| a12-12339_1ex31d1.htm | 9692 | 2012-08-10 13:31:23 |
| a12-12339_1ex31d2.htm | 9743 | 2012-08-10 13:31:23 |
| a12-12339_1ex32.htm | 11830 | 2012-08-10 13:31:23 |
| brn-20120630.xml | 2423836 | 2012-08-10 13:31:23 |
| brn-20120630.xsd | 47655 | 2012-08-10 13:31:23 |
| brn-20120630_cal.xml | 80209 | 2012-08-10 13:31:23 |
| brn-20120630_def.xml | 242983 | 2012-08-10 13:31:23 |
| brn-20120630_lab.xml | 737391 | 2012-08-10 13:31:23 |
| brn-20120630_pre.xml | 363897 | 2012-08-10 13:31:23 |
| FilingSummary.xml | 22241 | 2012-08-10 13:31:23 |
| Financial_Report.xls | 2193009 | 2012-08-10 13:31:23 |
 g123391ba01i001.gif | 154 | 2012-08-10 13:31:23 |
| R1.htm | 29290 | 2012-08-10 13:31:23 |
| R10.htm | 16871 | 2012-08-10 13:31:23 |
| R11.htm | 189659 | 2012-08-10 13:31:23 |
| R12.htm | 221898 | 2012-08-10 13:31:23 |
| R13.htm | 15833 | 2012-08-10 13:31:23 |
| R14.htm | 22655 | 2012-08-10 13:31:23 |
| R15.htm | 45420 | 2012-08-10 13:31:23 |
| R16.htm | 155441 | 2012-08-10 13:31:23 |
| R17.htm | 82157 | 2012-08-10 13:31:23 |
| R18.htm | 193989 | 2012-08-10 13:31:23 |
| R19.htm | 29082 | 2012-08-10 13:31:23 |
| R2.htm | 137633 | 2012-08-10 13:31:23 |
| R20.htm | 118865 | 2012-08-10 13:31:23 |
| R21.htm | 33806 | 2012-08-10 13:31:23 |
| R22.htm | 6169 | 2012-08-10 13:31:23 |
| R23.htm | 29294 | 2012-08-10 13:31:23 |
| R24.htm | 185460 | 2012-08-10 13:31:23 |
| R25.htm | 186627 | 2012-08-10 13:31:23 |
| R26.htm | 14954 | 2012-08-10 13:31:23 |
| R27.htm | 40453 | 2012-08-10 13:31:23 |
| R28.htm | 146268 | 2012-08-10 13:31:23 |
| R29.htm | 67668 | 2012-08-10 13:31:23 |
| R3.htm | 18164 | 2012-08-10 13:31:23 |
| R30.htm | 189471 | 2012-08-10 13:31:23 |
| R31.htm | 25133 | 2012-08-10 13:31:23 |
| R32.htm | 107508 | 2012-08-10 13:31:23 |
| R33.htm | 30967 | 2012-08-10 13:31:23 |
| R34.htm | 15909 | 2012-08-10 13:31:23 |
| R35.htm | 47277 | 2012-08-10 13:31:23 |
| R36.htm | 8054 | 2012-08-10 13:31:23 |
| R37.htm | 91866 | 2012-08-10 13:31:23 |
| R38.htm | 15295 | 2012-08-10 13:31:23 |
| R39.htm | 19819 | 2012-08-10 13:31:23 |
| R4.htm | 94975 | 2012-08-10 13:31:23 |
| R40.htm | 77956 | 2012-08-10 13:31:23 |
| R41.htm | 38166 | 2012-08-10 13:31:23 |
| R42.htm | 35038 | 2012-08-10 13:31:23 |
| R43.htm | 55672 | 2012-08-10 13:31:23 |
| R44.htm | 21693 | 2012-08-10 13:31:23 |
| R45.htm | 27833 | 2012-08-10 13:31:23 |
| R46.htm | 21900 | 2012-08-10 13:31:23 |
| R5.htm | 34496 | 2012-08-10 13:31:23 |
| R6.htm | 10465 | 2012-08-10 13:31:23 |
| R7.htm | 121479 | 2012-08-10 13:31:23 |
| R8.htm | 54234 | 2012-08-10 13:31:23 |
| R9.htm | 10393 | 2012-08-10 13:31:23 |
| report.css | 2721 | 2012-08-10 13:31:23 |
| Show.js | 6423 | 2012-08-10 13:31:23 |