Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000011544-20-000027-index-headers.html | 2020-04-21 16:13:54 | |
| 0000011544-20-000027-index.html | 2020-04-21 16:13:54 | |
| 0000011544-20-000027.txt | 2020-04-21 16:13:54 | |
 0000011544-20-000027-xbrl.zip | 33136 | 2020-04-21 16:13:54 |
| FilingSummary.xml | 1795 | 2020-04-21 16:13:54 |
| Financial_Report.xlsx | 6036 | 2020-04-21 16:13:54 |
| MetaLinks.json | 22805 | 2020-04-21 16:13:54 |
| R1.htm | 48585 | 2020-04-21 16:13:54 |
| report.css | 2767 | 2020-04-21 16:13:54 |
| Show.js | 1085 | 2020-04-21 16:13:54 |
| wrb-20200421.xsd | 5482 | 2020-04-21 16:13:54 |
| wrb-20200421_cal.xml | 621 | 2020-04-21 16:13:54 |
| wrb-20200421_def.xml | 16264 | 2020-04-21 16:13:54 |
| wrb-20200421_lab.xml | 36898 | 2020-04-21 16:13:54 |
| wrb-20200421_pre.xml | 18229 | 2020-04-21 16:13:54 |
| wrb33120208-k.htm | 58911 | 2020-04-21 16:13:54 |
| wrb33120208-kex991.htm | 308951 | 2020-04-21 16:13:54 |
| wrb33120208-k_htm.xml | 9841 | 2020-04-21 16:13:54 |