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| 0000014930-21-000103-index.html | 2021-08-02 07:30:49 | |
| 0000014930-21-000103.txt | 2021-08-02 07:30:49 | |
 0000014930-21-000103-xbrl.zip | 378393 | 2021-08-02 07:30:49 |
| bc20210703ex311.htm | 11738 | 2021-08-02 07:30:49 |
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| bc20210703ex321.htm | 5381 | 2021-08-02 07:30:49 |
| bc20210703ex322.htm | 5439 | 2021-08-02 07:30:49 |
| bcorp-20210703.htm | 2837025 | 2021-08-02 07:30:49 |
| bcorp-20210703.xsd | 41267 | 2021-08-02 07:30:49 |
| bcorp-20210703_cal.xml | 71309 | 2021-08-02 07:30:49 |
| bcorp-20210703_def.xml | 260934 | 2021-08-02 07:30:49 |
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| bcorp-20210703_htm.xml | 2981468 | 2021-08-02 07:30:49 |
| bcorp-20210703_lab.xml | 630920 | 2021-08-02 07:30:49 |
| bcorp-20210703_pre.xml | 429032 | 2021-08-02 07:30:49 |
| FilingSummary.xml | 33652 | 2021-08-02 07:30:49 |
| Financial_Report.xlsx | 90062 | 2021-08-02 07:30:49 |
| MetaLinks.json | 667274 | 2021-08-02 07:30:49 |
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| report.css | 2767 | 2021-08-02 07:30:49 |
| Show.js | 1085 | 2021-08-02 07:30:49 |