Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000915840-20-000047-index-headers.html | 2020-07-30 19:00:11 | |
| 0000915840-20-000047-index.html | 2020-07-30 19:00:11 | |
| 0000915840-20-000047.txt | 2020-07-30 19:00:11 | |
 0000915840-20-000047-xbrl.zip | 320704 | 2020-07-30 19:00:11 |
| bzh-20200630.htm | 2757484 | 2020-07-30 19:00:11 |
| bzh-20200630.xsd | 54157 | 2020-07-30 19:00:11 |
| bzh-20200630_cal.xml | 93397 | 2020-07-30 19:00:11 |
| bzh-20200630_def.xml | 234440 | 2020-07-30 19:00:11 |
| bzh-20200630_htm.xml | 2255157 | 2020-07-30 19:00:11 |
| bzh-20200630_lab.xml | 610951 | 2020-07-30 19:00:11 |
| bzh-20200630_pre.xml | 424080 | 2020-07-30 19:00:11 |
| bzh-63020ex22.htm | 21680 | 2020-07-30 19:00:11 |
| bzh-63020ex311.htm | 13207 | 2020-07-30 19:00:11 |
| bzh-63020ex312.htm | 13229 | 2020-07-30 19:00:11 |
| bzh-63020ex321.htm | 7036 | 2020-07-30 19:00:11 |
| bzh-63020ex322.htm | 7005 | 2020-07-30 19:00:11 |
| FilingSummary.xml | 43475 | 2020-07-30 19:00:11 |
| Financial_Report.xlsx | 109138 | 2020-07-30 19:00:11 |
| MetaLinks.json | 591641 | 2020-07-30 19:00:11 |
| R1.htm | 53946 | 2020-07-30 19:00:11 |
| R10.htm | 28319 | 2020-07-30 19:00:11 |
| R11.htm | 166537 | 2020-07-30 19:00:11 |
| R12.htm | 32465 | 2020-07-30 19:00:11 |
| R13.htm | 56173 | 2020-07-30 19:00:11 |
| R14.htm | 21535 | 2020-07-30 19:00:11 |
| R15.htm | 40980 | 2020-07-30 19:00:11 |
| R16.htm | 61029 | 2020-07-30 19:00:11 |
| R17.htm | 9583 | 2020-07-30 19:00:11 |
| R18.htm | 51712 | 2020-07-30 19:00:11 |
| R19.htm | 86626 | 2020-07-30 19:00:11 |
| R2.htm | 60152 | 2020-07-30 19:00:11 |
| R20.htm | 22309 | 2020-07-30 19:00:11 |
| R21.htm | 120756 | 2020-07-30 19:00:11 |
| R22.htm | 48129 | 2020-07-30 19:00:11 |
| R23.htm | 43267 | 2020-07-30 19:00:11 |
| R24.htm | 24304 | 2020-07-30 19:00:11 |
| R25.htm | 27627 | 2020-07-30 19:00:11 |
| R26.htm | 24108 | 2020-07-30 19:00:11 |
| R27.htm | 159689 | 2020-07-30 19:00:11 |
| R28.htm | 32207 | 2020-07-30 19:00:11 |
| R29.htm | 48681 | 2020-07-30 19:00:11 |
| R3.htm | 21823 | 2020-07-30 19:00:11 |
| R30.htm | 20387 | 2020-07-30 19:00:11 |
| R31.htm | 30312 | 2020-07-30 19:00:11 |
| R32.htm | 56801 | 2020-07-30 19:00:11 |
| R33.htm | 53064 | 2020-07-30 19:00:11 |
| R34.htm | 88703 | 2020-07-30 19:00:11 |
| R35.htm | 22014 | 2020-07-30 19:00:11 |
| R36.htm | 117455 | 2020-07-30 19:00:11 |
| R37.htm | 49652 | 2020-07-30 19:00:11 |
| R38.htm | 5732 | 2020-07-30 19:00:11 |
| R39.htm | 15484 | 2020-07-30 19:00:11 |
| R4.htm | 80417 | 2020-07-30 19:00:11 |
| R40.htm | 15470 | 2020-07-30 19:00:11 |
| R41.htm | 9656 | 2020-07-30 19:00:11 |
| R42.htm | 29023 | 2020-07-30 19:00:11 |
| R43.htm | 10309 | 2020-07-30 19:00:11 |
| R44.htm | 15041 | 2020-07-30 19:00:11 |
| R45.htm | 17895 | 2020-07-30 19:00:11 |
| R46.htm | 29031 | 2020-07-30 19:00:11 |
| R47.htm | 23413 | 2020-07-30 19:00:11 |
| R48.htm | 22723 | 2020-07-30 19:00:11 |
| R49.htm | 7279 | 2020-07-30 19:00:11 |
| R5.htm | 65858 | 2020-07-30 19:00:11 |
| R50.htm | 14823 | 2020-07-30 19:00:11 |
| R51.htm | 35481 | 2020-07-30 19:00:11 |
| R52.htm | 63779 | 2020-07-30 19:00:11 |
| R53.htm | 37783 | 2020-07-30 19:00:11 |
| R54.htm | 9914 | 2020-07-30 19:00:11 |
| R55.htm | 6805 | 2020-07-30 19:00:11 |
| R56.htm | 20333 | 2020-07-30 19:00:11 |
| R57.htm | 19356 | 2020-07-30 19:00:11 |
| R58.htm | 18667 | 2020-07-30 19:00:11 |
| R59.htm | 16255 | 2020-07-30 19:00:11 |
| R6.htm | 77940 | 2020-07-30 19:00:11 |
| R60.htm | 8566 | 2020-07-30 19:00:11 |
| R61.htm | 22654 | 2020-07-30 19:00:11 |
| R62.htm | 15161 | 2020-07-30 19:00:11 |
| R63.htm | 12746 | 2020-07-30 19:00:11 |
| R64.htm | 5505 | 2020-07-30 19:00:11 |
| R65.htm | 32676 | 2020-07-30 19:00:11 |
| R66.htm | 21394 | 2020-07-30 19:00:11 |
| R67.htm | 20053 | 2020-07-30 19:00:11 |
| R68.htm | 53549 | 2020-07-30 19:00:11 |
| R69.htm | 11983 | 2020-07-30 19:00:11 |
| R7.htm | 6589 | 2020-07-30 19:00:11 |
| R70.htm | 22305 | 2020-07-30 19:00:11 |
| R71.htm | 48571 | 2020-07-30 19:00:11 |
| R72.htm | 33290 | 2020-07-30 19:00:11 |
| R8.htm | 47491 | 2020-07-30 19:00:11 |
| R9.htm | 28160 | 2020-07-30 19:00:11 |
| report.css | 2767 | 2020-07-30 19:00:11 |
| Show.js | 1085 | 2020-07-30 19:00:11 |