Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000011544-25-000024-index-headers.html | 2025-08-04 16:13:18 | |
| 0000011544-25-000024-index.html | 2025-08-04 16:13:18 | |
| 0000011544-25-000024.txt | 2025-08-04 16:13:18 | |
 0000011544-25-000024-xbrl.zip | 305367 | 2025-08-04 16:13:18 |
| FilingSummary.xml | 52406 | 2025-08-04 16:13:18 |
| MetaLinks.json | 1126381 | 2025-08-04 16:13:18 |
| R1.htm | 62234 | 2025-08-04 16:13:18 |
| R10.htm | 13240 | 2025-08-04 16:13:18 |
| R11.htm | 7694 | 2025-08-04 16:13:18 |
| R12.htm | 116909 | 2025-08-04 16:13:18 |
| R13.htm | 255139 | 2025-08-04 16:13:18 |
| R14.htm | 285796 | 2025-08-04 16:13:18 |
| R15.htm | 5666 | 2025-08-04 16:13:18 |
| R16.htm | 26614 | 2025-08-04 16:13:18 |
| R17.htm | 28276 | 2025-08-04 16:13:18 |
| R18.htm | 13261 | 2025-08-04 16:13:18 |
| R19.htm | 53690 | 2025-08-04 16:13:18 |
| R2.htm | 152594 | 2025-08-04 16:13:18 |
| R20.htm | 62108 | 2025-08-04 16:13:18 |
| R21.htm | 73545 | 2025-08-04 16:13:18 |
| R22.htm | 202560 | 2025-08-04 16:13:18 |
| R23.htm | 38213 | 2025-08-04 16:13:18 |
| R24.htm | 202584 | 2025-08-04 16:13:18 |
| R25.htm | 62529 | 2025-08-04 16:13:18 |
| R26.htm | 10323 | 2025-08-04 16:13:18 |
| R27.htm | 7198 | 2025-08-04 16:13:18 |
| R28.htm | 33374 | 2025-08-04 16:13:18 |
| R29.htm | 176369 | 2025-08-04 16:13:18 |
| R3.htm | 35644 | 2025-08-04 16:13:18 |
| R30.htm | 18079 | 2025-08-04 16:13:18 |
| R31.htm | 8465 | 2025-08-04 16:13:18 |
| R32.htm | 17241 | 2025-08-04 16:13:18 |
| R33.htm | 11337 | 2025-08-04 16:13:18 |
| R34.htm | 116152 | 2025-08-04 16:13:18 |
| R35.htm | 258128 | 2025-08-04 16:13:18 |
| R36.htm | 34256 | 2025-08-04 16:13:18 |
| R37.htm | 28079 | 2025-08-04 16:13:18 |
| R38.htm | 23682 | 2025-08-04 16:13:18 |
| R39.htm | 10563 | 2025-08-04 16:13:18 |
| R4.htm | 119284 | 2025-08-04 16:13:18 |
| R40.htm | 54056 | 2025-08-04 16:13:18 |
| R41.htm | 61824 | 2025-08-04 16:13:18 |
| R42.htm | 73447 | 2025-08-04 16:13:18 |
| R43.htm | 167643 | 2025-08-04 16:13:18 |
| R44.htm | 24367 | 2025-08-04 16:13:18 |
| R45.htm | 30670 | 2025-08-04 16:13:18 |
| R46.htm | 64733 | 2025-08-04 16:13:18 |
| R47.htm | 8612 | 2025-08-04 16:13:18 |
| R48.htm | 35192 | 2025-08-04 16:13:18 |
| R49.htm | 168296 | 2025-08-04 16:13:18 |
| R5.htm | 41601 | 2025-08-04 16:13:18 |
| R50.htm | 4646 | 2025-08-04 16:13:18 |
| R51.htm | 7596 | 2025-08-04 16:13:18 |
| R52.htm | 113971 | 2025-08-04 16:13:18 |
| R53.htm | 7983 | 2025-08-04 16:13:18 |
| R54.htm | 151411 | 2025-08-04 16:13:18 |
| R55.htm | 9181 | 2025-08-04 16:13:18 |
| R56.htm | 35177 | 2025-08-04 16:13:18 |
| R57.htm | 29394 | 2025-08-04 16:13:18 |
| R58.htm | 28048 | 2025-08-04 16:13:18 |
| R59.htm | 14658 | 2025-08-04 16:13:18 |
| R6.htm | 116147 | 2025-08-04 16:13:18 |
| R60.htm | 22755 | 2025-08-04 16:13:18 |
| R61.htm | 45911 | 2025-08-04 16:13:18 |
| R62.htm | 8535 | 2025-08-04 16:13:18 |
| R63.htm | 21313 | 2025-08-04 16:13:18 |
| R64.htm | 15962 | 2025-08-04 16:13:18 |
| R65.htm | 18262 | 2025-08-04 16:13:18 |
| R66.htm | 31129 | 2025-08-04 16:13:18 |
| R67.htm | 21244 | 2025-08-04 16:13:18 |
| R68.htm | 45710 | 2025-08-04 16:13:18 |
| R69.htm | 25328 | 2025-08-04 16:13:18 |
| R7.htm | 95643 | 2025-08-04 16:13:18 |
| R70.htm | 76924 | 2025-08-04 16:13:18 |
| R71.htm | 64452 | 2025-08-04 16:13:18 |
| R72.htm | 34122 | 2025-08-04 16:13:18 |
| R73.htm | 16062 | 2025-08-04 16:13:18 |
| R74.htm | 40448 | 2025-08-04 16:13:18 |
| R75.htm | 39879 | 2025-08-04 16:13:18 |
| R76.htm | 18158 | 2025-08-04 16:13:18 |
| R77.htm | 25091 | 2025-08-04 16:13:18 |
| R78.htm | 9178 | 2025-08-04 16:13:18 |
| R79.htm | 10581 | 2025-08-04 16:13:18 |
| R8.htm | 4805 | 2025-08-04 16:13:18 |
| R80.htm | 24194 | 2025-08-04 16:13:18 |
| R81.htm | 92198 | 2025-08-04 16:13:18 |
| R82.htm | 21864 | 2025-08-04 16:13:18 |
| R83.htm | 33891 | 2025-08-04 16:13:18 |
| R9.htm | 8184 | 2025-08-04 16:13:18 |
| report.css | 2767 | 2025-08-04 16:13:18 |
| Show.js | 1085 | 2025-08-04 16:13:18 |
| wrb-20250630.htm | 2389510 | 2025-08-04 16:13:18 |
| wrb-20250630.xsd | 70416 | 2025-08-04 16:13:18 |
| wrb-20250630_cal.xml | 100459 | 2025-08-04 16:13:18 |
| wrb-20250630_def.xml | 283184 | 2025-08-04 16:13:18 |
| wrb-20250630_htm.xml | 3096868 | 2025-08-04 16:13:18 |
| wrb-20250630_lab.xml | 800687 | 2025-08-04 16:13:18 |
| wrb-20250630_pre.xml | 567393 | 2025-08-04 16:13:18 |
| wrb630202510-qex311.htm | 8026 | 2025-08-04 16:13:18 |
| wrb630202510-qex312.htm | 8153 | 2025-08-04 16:13:18 |
| wrb630202510-qex321.htm | 6252 | 2025-08-04 16:13:18 |