Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000793074-22-000024-index-headers.html | 2022-05-09 16:12:57 | |
| 0000793074-22-000024-index.html | 2022-05-09 16:12:57 | |
| 0000793074-22-000024.txt | 2022-05-09 16:12:57 | |
 0000793074-22-000024-xbrl.zip | 296005 | 2022-05-09 16:12:57 |
| FilingSummary.xml | 25304 | 2022-05-09 16:12:57 |
| Financial_Report.xlsx | 57593 | 2022-05-09 16:12:57 |
| MetaLinks.json | 606167 | 2022-05-09 16:12:57 |
| R1.htm | 54191 | 2022-05-09 16:12:57 |
| R10.htm | 6577 | 2022-05-09 16:12:57 |
| R11.htm | 29548 | 2022-05-09 16:12:57 |
| R12.htm | 31306 | 2022-05-09 16:12:57 |
| R13.htm | 18267 | 2022-05-09 16:12:57 |
| R14.htm | 7048 | 2022-05-09 16:12:57 |
| R15.htm | 18924 | 2022-05-09 16:12:57 |
| R16.htm | 12034 | 2022-05-09 16:12:57 |
| R17.htm | 16273 | 2022-05-09 16:12:57 |
| R18.htm | 40538 | 2022-05-09 16:12:57 |
| R19.htm | 5534 | 2022-05-09 16:12:57 |
| R2.htm | 102675 | 2022-05-09 16:12:57 |
| R20.htm | 23294 | 2022-05-09 16:12:57 |
| R21.htm | 32435 | 2022-05-09 16:12:57 |
| R22.htm | 10961 | 2022-05-09 16:12:57 |
| R23.htm | 9140 | 2022-05-09 16:12:57 |
| R24.htm | 14869 | 2022-05-09 16:12:57 |
| R25.htm | 32287 | 2022-05-09 16:12:57 |
| R26.htm | 5874 | 2022-05-09 16:12:57 |
| R27.htm | 13627 | 2022-05-09 16:12:57 |
| R28.htm | 13704 | 2022-05-09 16:12:57 |
| R29.htm | 21725 | 2022-05-09 16:12:57 |
| R3.htm | 36306 | 2022-05-09 16:12:57 |
| R30.htm | 17360 | 2022-05-09 16:12:57 |
| R31.htm | 21532 | 2022-05-09 16:12:57 |
| R32.htm | 31991 | 2022-05-09 16:12:57 |
| R33.htm | 16774 | 2022-05-09 16:12:57 |
| R34.htm | 6271 | 2022-05-09 16:12:57 |
| R35.htm | 12762 | 2022-05-09 16:12:57 |
| R36.htm | 84738 | 2022-05-09 16:12:57 |
| R37.htm | 18560 | 2022-05-09 16:12:57 |
| R38.htm | 23625 | 2022-05-09 16:12:57 |
| R39.htm | 35806 | 2022-05-09 16:12:57 |
| R4.htm | 120408 | 2022-05-09 16:12:57 |
| R40.htm | 6134 | 2022-05-09 16:12:57 |
| R41.htm | 31940 | 2022-05-09 16:12:57 |
| R5.htm | 14155 | 2022-05-09 16:12:57 |
| R6.htm | 101235 | 2022-05-09 16:12:57 |
| R7.htm | 49793 | 2022-05-09 16:12:57 |
| R8.htm | 10029 | 2022-05-09 16:12:57 |
| R9.htm | 8882 | 2022-05-09 16:12:57 |
| report.css | 2767 | 2022-05-09 16:12:57 |
| Show.js | 1085 | 2022-05-09 16:12:57 |
| wern-20220331.htm | 1037578 | 2022-05-09 16:12:57 |
| wern-20220331.xsd | 44195 | 2022-05-09 16:12:57 |
| wern-20220331_cal.xml | 72462 | 2022-05-09 16:12:57 |
| wern-20220331_def.xml | 308258 | 2022-05-09 16:12:57 |
| wern-20220331_htm.xml | 628116 | 2022-05-09 16:12:57 |
| wern-20220331_lab.xml | 599322 | 2022-05-09 16:12:57 |
| wern-20220331_pre.xml | 382253 | 2022-05-09 16:12:57 |
| wern-2022331xex103.htm | 8852 | 2022-05-09 16:12:57 |
| wern-2022331xex104.htm | 162941 | 2022-05-09 16:12:57 |
| wern-2022331xex105.htm | 81608 | 2022-05-09 16:12:57 |
| wern-2022331xex106.htm | 77038 | 2022-05-09 16:12:57 |
| wern-2022331xex107.htm | 100569 | 2022-05-09 16:12:57 |
| wern-2022331xex311.htm | 16862 | 2022-05-09 16:12:57 |
| wern-2022331xex312.htm | 16373 | 2022-05-09 16:12:57 |
| wern-2022331xex321.htm | 5685 | 2022-05-09 16:12:57 |
| wern-2022331xex322.htm | 5711 | 2022-05-09 16:12:57 |