Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000011544-21-000043-index-headers.html | 2021-07-22 16:11:50 | |
| 0000011544-21-000043-index.html | 2021-07-22 16:11:50 | |
| 0000011544-21-000043.txt | 2021-07-22 16:11:50 | |
 0000011544-21-000043-xbrl.zip | 32102 | 2021-07-22 16:11:50 |
| FilingSummary.xml | 1755 | 2021-07-22 16:11:50 |
| Financial_Report.xlsx | 5933 | 2021-07-22 16:11:50 |
| MetaLinks.json | 22990 | 2021-07-22 16:11:50 |
| R1.htm | 48588 | 2021-07-22 16:11:50 |
| report.css | 2767 | 2021-07-22 16:11:50 |
| Show.js | 1085 | 2021-07-22 16:11:50 |
| wrb-20210722.htm | 51485 | 2021-07-22 16:11:50 |
| wrb-20210722.xsd | 3723 | 2021-07-22 16:11:50 |
| wrb-20210722_def.xml | 17168 | 2021-07-22 16:11:50 |
| wrb-20210722_htm.xml | 18890 | 2021-07-22 16:11:50 |
| wrb-20210722_lab.xml | 35637 | 2021-07-22 16:11:50 |
| wrb-20210722_pre.xml | 17956 | 2021-07-22 16:11:50 |
| wrb63020218-kex991.htm | 319216 | 2021-07-22 16:11:50 |