Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000011544-21-000016-index-headers.html | 2021-04-20 16:13:01 | |
| 0000011544-21-000016-index.html | 2021-04-20 16:13:01 | |
| 0000011544-21-000016.txt | 2021-04-20 16:13:01 | |
 0000011544-21-000016-xbrl.zip | 30931 | 2021-04-20 16:13:01 |
| FilingSummary.xml | 1792 | 2021-04-20 16:13:01 |
| Financial_Report.xlsx | 5983 | 2021-04-20 16:13:01 |
| MetaLinks.json | 23074 | 2021-04-20 16:13:01 |
| R1.htm | 51026 | 2021-04-20 16:13:01 |
| report.css | 2767 | 2021-04-20 16:13:01 |
| Show.js | 1085 | 2021-04-20 16:13:01 |
| wrb-20210420.htm | 53918 | 2021-04-20 16:13:01 |
| wrb-20210420.xsd | 3977 | 2021-04-20 16:13:01 |
| wrb-20210420_cal.xml | 723 | 2021-04-20 16:13:01 |
| wrb-20210420_def.xml | 17168 | 2021-04-20 16:13:01 |
| wrb-20210420_htm.xml | 20860 | 2021-04-20 16:13:01 |
| wrb-20210420_lab.xml | 35637 | 2021-04-20 16:13:01 |
| wrb-20210420_pre.xml | 17956 | 2021-04-20 16:13:01 |
| wrb33120218-kex991.htm | 232997 | 2021-04-20 16:13:01 |