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| 0000078890-22-000292-index.html | 2022-06-28 16:41:06 | |
| 0000078890-22-000292.txt | 2022-06-28 16:41:06 | |
 0000078890-22-000292-xbrl.zip | 225982 | 2022-06-28 16:41:06 |
| bco-20220623.htm | 38013 | 2022-06-28 16:41:06 |
| bco-20220623.xsd | 1881 | 2022-06-28 16:41:06 |
| bco-20220623_htm.xml | 11053 | 2022-06-28 16:41:06 |
| bco-20220623_lab.xml | 25154 | 2022-06-28 16:41:06 |
| bco-20220623_pre.xml | 13033 | 2022-06-28 16:41:06 |
| exhibit101boarevolver.htm | 1889974 | 2022-06-28 16:41:06 |
| FilingSummary.xml | 1636 | 2022-06-28 16:41:06 |
| Financial_Report.xlsx | 5692 | 2022-06-28 16:41:06 |
| MetaLinks.json | 16892 | 2022-06-28 16:41:06 |
| R1.htm | 40077 | 2022-06-28 16:41:06 |
| report.css | 2767 | 2022-06-28 16:41:06 |
| Show.js | 1084 | 2022-06-28 16:41:06 |