Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-333248-index-headers.html | 2021-11-18 08:30:38 | |
| 0001193125-21-333248-index.html | 2021-11-18 08:30:38 | |
| 0001193125-21-333248.txt | 2021-11-18 08:30:38 | |
 0001193125-21-333248-xbrl.zip | 139875 | 2021-11-18 08:30:38 |
| cb-20211118.xsd | 5587 | 2021-11-18 08:30:38 |
| cb-20211118_def.xml | 15710 | 2021-11-18 08:30:38 |
| cb-20211118_lab.xml | 27247 | 2021-11-18 08:30:38 |
| cb-20211118_pre.xml | 16937 | 2021-11-18 08:30:38 |
| d248912d8k.htm | 39741 | 2021-11-18 08:30:38 |
| d248912d8k_htm.xml | 12094 | 2021-11-18 08:30:38 |
| d248912dex11.htm | 275093 | 2021-11-18 08:30:38 |
| d248912dex12.htm | 364219 | 2021-11-18 08:30:38 |
| d248912dex41.htm | 21261 | 2021-11-18 08:30:38 |
| d248912dex42.htm | 53639 | 2021-11-18 08:30:38 |
| d248912dex43.htm | 54288 | 2021-11-18 08:30:38 |
| d248912dex51.htm | 28133 | 2021-11-18 08:30:38 |
| d248912dex52.htm | 14595 | 2021-11-18 08:30:38 |
| FilingSummary.xml | 2032 | 2021-11-18 08:30:38 |
| Financial_Report.xlsx | 6157 | 2021-11-18 08:30:38 |
 g248912g1117102155615.jpg | 3485 | 2021-11-18 08:30:38 |
 g248912g1117102155850.jpg | 2690 | 2021-11-18 08:30:38 |
 g248912g1118000435967.jpg | 8453 | 2021-11-18 08:30:38 |
| MetaLinks.json | 25266 | 2021-11-18 08:30:38 |
| R1.htm | 55982 | 2021-11-18 08:30:38 |
| report.css | 2767 | 2021-11-18 08:30:38 |
| Show.js | 1085 | 2021-11-18 08:30:38 |