Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000011544-20-000003-index-headers.html | 2020-01-28 16:06:37 | |
| 0000011544-20-000003-index.html | 2020-01-28 16:06:37 | |
| 0000011544-20-000003.txt | 2020-01-28 16:06:37 | |
 0000011544-20-000003-xbrl.zip | 35179 | 2020-01-28 16:06:37 |
| FilingSummary.xml | 1804 | 2020-01-28 16:06:37 |
| Financial_Report.xlsx | 6026 | 2020-01-28 16:06:37 |
| MetaLinks.json | 22842 | 2020-01-28 16:06:37 |
| R1.htm | 48586 | 2020-01-28 16:06:37 |
| report.css | 2767 | 2020-01-28 16:06:37 |
| Show.js | 1085 | 2020-01-28 16:06:37 |
| wrb-20200128.xsd | 5620 | 2020-01-28 16:06:37 |
| wrb-20200128_cal.xml | 621 | 2020-01-28 16:06:37 |
| wrb-20200128_def.xml | 16264 | 2020-01-28 16:06:37 |
| wrb-20200128_lab.xml | 36898 | 2020-01-28 16:06:37 |
| wrb-20200128_pre.xml | 18229 | 2020-01-28 16:06:37 |
| wrb123120198-k.htm | 57394 | 2020-01-28 16:06:37 |
| wrb123120198-kex991.htm | 441511 | 2020-01-28 16:06:37 |
| wrb123120198-k_htm.xml | 9315 | 2020-01-28 16:06:37 |