Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001124941-22-000008-index-headers.html | 2022-08-05 10:21:15 | |
| 0001124941-22-000008-index.html | 2022-08-05 10:21:15 | |
| 0001124941-22-000008.txt | 2022-08-05 10:21:15 | |
 0001124941-22-000008-xbrl.zip | 327049 | 2022-08-05 10:21:15 |
| becn-20220630.htm | 2104559 | 2022-08-05 10:21:15 |
| becn-20220630.xsd | 64551 | 2022-08-05 10:21:15 |
| becn-20220630_cal.xml | 93739 | 2022-08-05 10:21:15 |
| becn-20220630_def.xml | 325710 | 2022-08-05 10:21:15 |
| becn-20220630_htm.xml | 1944375 | 2022-08-05 10:21:15 |
| becn-20220630_lab.xml | 750439 | 2022-08-05 10:21:15 |
| becn-20220630_pre.xml | 567439 | 2022-08-05 10:21:15 |
| becn-ex31_1.htm | 10459 | 2022-08-05 10:21:15 |
| becn-ex31_2.htm | 10735 | 2022-08-05 10:21:15 |
| becn-ex32_1.htm | 8882 | 2022-08-05 10:21:15 |
| FilingSummary.xml | 48675 | 2022-08-05 10:21:15 |
| Financial_Report.xlsx | 123897 | 2022-08-05 10:21:15 |
| MetaLinks.json | 785134 | 2022-08-05 10:21:15 |
| R1.htm | 53712 | 2022-08-05 10:21:15 |
| R10.htm | 13652 | 2022-08-05 10:21:15 |
| R11.htm | 20775 | 2022-08-05 10:21:15 |
| R12.htm | 20108 | 2022-08-05 10:21:15 |
| R13.htm | 42615 | 2022-08-05 10:21:15 |
| R14.htm | 65088 | 2022-08-05 10:21:15 |
| R15.htm | 56357 | 2022-08-05 10:21:15 |
| R16.htm | 10307 | 2022-08-05 10:21:15 |
| R17.htm | 35701 | 2022-08-05 10:21:15 |
| R18.htm | 60132 | 2022-08-05 10:21:15 |
| R19.htm | 87093 | 2022-08-05 10:21:15 |
| R2.htm | 117824 | 2022-08-05 10:21:15 |
| R20.htm | 8045 | 2022-08-05 10:21:15 |
| R21.htm | 14268 | 2022-08-05 10:21:15 |
| R22.htm | 18034 | 2022-08-05 10:21:15 |
| R23.htm | 7493 | 2022-08-05 10:21:15 |
| R24.htm | 22713 | 2022-08-05 10:21:15 |
| R25.htm | 56665 | 2022-08-05 10:21:15 |
| R26.htm | 20696 | 2022-08-05 10:21:15 |
| R27.htm | 18260 | 2022-08-05 10:21:15 |
| R28.htm | 17196 | 2022-08-05 10:21:15 |
| R29.htm | 39858 | 2022-08-05 10:21:15 |
| R3.htm | 35562 | 2022-08-05 10:21:15 |
| R30.htm | 63985 | 2022-08-05 10:21:15 |
| R31.htm | 54504 | 2022-08-05 10:21:15 |
| R32.htm | 40926 | 2022-08-05 10:21:15 |
| R33.htm | 43007 | 2022-08-05 10:21:15 |
| R34.htm | 63140 | 2022-08-05 10:21:15 |
| R35.htm | 12416 | 2022-08-05 10:21:15 |
| R36.htm | 15026 | 2022-08-05 10:21:15 |
| R37.htm | 21212 | 2022-08-05 10:21:15 |
| R38.htm | 56436 | 2022-08-05 10:21:15 |
| R39.htm | 16870 | 2022-08-05 10:21:15 |
| R4.htm | 119049 | 2022-08-05 10:21:15 |
| R40.htm | 41916 | 2022-08-05 10:21:15 |
| R41.htm | 25557 | 2022-08-05 10:21:15 |
| R42.htm | 25865 | 2022-08-05 10:21:15 |
| R43.htm | 29585 | 2022-08-05 10:21:15 |
| R44.htm | 33529 | 2022-08-05 10:21:15 |
| R45.htm | 25961 | 2022-08-05 10:21:15 |
| R46.htm | 89165 | 2022-08-05 10:21:15 |
| R47.htm | 11992 | 2022-08-05 10:21:15 |
| R48.htm | 50080 | 2022-08-05 10:21:15 |
| R49.htm | 11039 | 2022-08-05 10:21:15 |
| R5.htm | 28763 | 2022-08-05 10:21:15 |
| R50.htm | 52767 | 2022-08-05 10:21:15 |
| R51.htm | 9344 | 2022-08-05 10:21:15 |
| R52.htm | 30909 | 2022-08-05 10:21:15 |
| R53.htm | 6805 | 2022-08-05 10:21:15 |
| R54.htm | 9346 | 2022-08-05 10:21:15 |
| R55.htm | 47591 | 2022-08-05 10:21:15 |
| R56.htm | 10129 | 2022-08-05 10:21:15 |
| R57.htm | 28093 | 2022-08-05 10:21:15 |
| R58.htm | 7303 | 2022-08-05 10:21:15 |
| R59.htm | 17568 | 2022-08-05 10:21:15 |
| R6.htm | 80910 | 2022-08-05 10:21:15 |
| R60.htm | 48843 | 2022-08-05 10:21:15 |
| R61.htm | 29267 | 2022-08-05 10:21:15 |
| R62.htm | 46547 | 2022-08-05 10:21:15 |
| R63.htm | 19976 | 2022-08-05 10:21:15 |
| R64.htm | 38653 | 2022-08-05 10:21:15 |
| R65.htm | 29349 | 2022-08-05 10:21:15 |
| R66.htm | 24074 | 2022-08-05 10:21:15 |
| R67.htm | 5292 | 2022-08-05 10:21:15 |
| R68.htm | 14766 | 2022-08-05 10:21:15 |
| R69.htm | 14186 | 2022-08-05 10:21:15 |
| R7.htm | 109032 | 2022-08-05 10:21:15 |
| R70.htm | 11306 | 2022-08-05 10:21:15 |
| R71.htm | 39156 | 2022-08-05 10:21:15 |
| R72.htm | 21303 | 2022-08-05 10:21:15 |
| R73.htm | 8980 | 2022-08-05 10:21:15 |
| R74.htm | 17580 | 2022-08-05 10:21:15 |
| R75.htm | 19273 | 2022-08-05 10:21:15 |
| R76.htm | 8580 | 2022-08-05 10:21:15 |
| R77.htm | 8929 | 2022-08-05 10:21:15 |
| R78.htm | 68915 | 2022-08-05 10:21:15 |
| R8.htm | 5893 | 2022-08-05 10:21:15 |
| R9.htm | 6672 | 2022-08-05 10:21:15 |
| report.css | 2767 | 2022-08-05 10:21:15 |
| Show.js | 1085 | 2022-08-05 10:21:15 |