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| 0000078890-24-000348-index.html | 2024-11-06 16:15:50 | |
| 0000078890-24-000348.txt | 2024-11-06 16:15:50 | |
 0000078890-24-000348-xbrl.zip | 304985 | 2024-11-06 16:15:50 |
| bco-20240930.htm | 2712826 | 2024-11-06 16:15:50 |
| bco-20240930.xsd | 40970 | 2024-11-06 16:15:50 |
| bco-20240930_cal.xml | 92898 | 2024-11-06 16:15:50 |
| bco-20240930_def.xml | 258640 | 2024-11-06 16:15:50 |
| bco-20240930_htm.xml | 2093436 | 2024-11-06 16:15:50 |
| bco-20240930_lab.xml | 730114 | 2024-11-06 16:15:50 |
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| ex311q32024.htm | 9046 | 2024-11-06 16:15:50 |
| ex312q32024.htm | 9368 | 2024-11-06 16:15:50 |
| ex321q32024.htm | 5436 | 2024-11-06 16:15:50 |
| ex322q32024.htm | 5644 | 2024-11-06 16:15:50 |
| FilingSummary.xml | 33500 | 2024-11-06 16:15:50 |
| Financial_Report.xlsx | 128362 | 2024-11-06 16:15:50 |
| MetaLinks.json | 1027080 | 2024-11-06 16:15:50 |
| R1.htm | 51540 | 2024-11-06 16:15:50 |
| R10.htm | 77429 | 2024-11-06 16:15:50 |
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| R2.htm | 136041 | 2024-11-06 16:15:50 |
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| R27.htm | 62121 | 2024-11-06 16:15:50 |
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| R30.htm | 13929 | 2024-11-06 16:15:50 |
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| R8.htm | 122561 | 2024-11-06 16:15:50 |
| R9.htm | 22182 | 2024-11-06 16:15:50 |
| report.css | 2767 | 2024-11-06 16:15:50 |
| Show.js | 1085 | 2024-11-06 16:15:50 |