Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-19-315039-index-headers.html | 2019-12-16 14:24:52 | |
| 0001193125-19-315039-index.html | 2019-12-16 14:24:52 | |
| 0001193125-19-315039.txt | 2019-12-16 14:24:52 | |
 0001193125-19-315039-xbrl.zip | 37305 | 2019-12-16 14:24:52 |
| d797169d8k.htm | 45949 | 2019-12-16 14:24:52 |
| d797169d8k_htm.xml | 8806 | 2019-12-16 14:24:52 |
| d797169dex42.htm | 130709 | 2019-12-16 14:24:52 |
| d797169dex51.htm | 8669 | 2019-12-16 14:24:52 |
| FilingSummary.xml | 1869 | 2019-12-16 14:24:52 |
| Financial_Report.xlsx | 6082 | 2019-12-16 14:24:52 |
 g797169g1213204643967.jpg | 4175 | 2019-12-16 14:24:52 |
| MetaLinks.json | 23813 | 2019-12-16 14:24:52 |
| R1.htm | 50136 | 2019-12-16 14:24:52 |
| report.css | 2767 | 2019-12-16 14:24:52 |
| Show.js | 1085 | 2019-12-16 14:24:52 |
| wrb-20191216.xsd | 5076 | 2019-12-16 14:24:52 |
| wrb-20191216_def.xml | 14635 | 2019-12-16 14:24:52 |
| wrb-20191216_lab.xml | 24706 | 2019-12-16 14:24:52 |
| wrb-20191216_pre.xml | 15733 | 2019-12-16 14:24:52 |