Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000011544-20-000071-index-headers.html | 2020-06-16 16:34:25 | |
| 0000011544-20-000071-index.html | 2020-06-16 16:34:25 | |
| 0000011544-20-000071.txt | 2020-06-16 16:34:25 | |
 0000011544-20-000071-xbrl.zip | 19237 | 2020-06-16 16:34:25 |
| exhibit316122020.htm | 6580 | 2020-06-16 16:34:25 |
| FilingSummary.xml | 1796 | 2020-06-16 16:34:25 |
| Financial_Report.xlsx | 6086 | 2020-06-16 16:34:25 |
| form8-k6122020.htm | 83405 | 2020-06-16 16:34:25 |
| form8-k6122020_htm.xml | 10640 | 2020-06-16 16:34:25 |
| MetaLinks.json | 23385 | 2020-06-16 16:34:25 |
| R1.htm | 51023 | 2020-06-16 16:34:25 |
| report.css | 2767 | 2020-06-16 16:34:25 |
| Show.js | 1085 | 2020-06-16 16:34:25 |
| wrb-20200615.xsd | 5716 | 2020-06-16 16:34:25 |
| wrb-20200615_cal.xml | 621 | 2020-06-16 16:34:25 |
| wrb-20200615_def.xml | 16712 | 2020-06-16 16:34:25 |
| wrb-20200615_lab.xml | 38501 | 2020-06-16 16:34:25 |
| wrb-20200615_pre.xml | 18787 | 2020-06-16 16:34:25 |