Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000105770-23-000012-index-headers.html | 2023-02-21 16:18:23 | |
| 0000105770-23-000012-index.html | 2023-02-21 16:18:23 | |
| 0000105770-23-000012.txt | 2023-02-21 16:18:23 | |
 0000105770-23-000012-xbrl.zip | 614886 | 2023-02-21 16:18:23 |
| ex21listofsubsidiaries_2022.htm | 38418 | 2023-02-21 16:18:23 |
| ex23consent_2022.htm | 3184 | 2023-02-21 16:18:23 |
| ex311ceo302certification_2.htm | 8912 | 2023-02-21 16:18:23 |
| ex312cfo302certification_2.htm | 8907 | 2023-02-21 16:18:23 |
| ex321ceo906certification_2.htm | 3657 | 2023-02-21 16:18:23 |
| ex322cfo906certification_2.htm | 3682 | 2023-02-21 16:18:23 |
| FilingSummary.xml | 62457 | 2023-02-21 16:18:23 |
| Financial_Report.xlsx | 177123 | 2023-02-21 16:18:23 |
| MetaLinks.json | 1351792 | 2023-02-21 16:18:23 |
| R1.htm | 63671 | 2023-02-21 16:18:23 |
| R10.htm | 103538 | 2023-02-21 16:18:23 |
| R100.htm | 4331 | 2023-02-21 16:18:23 |
| R101.htm | 19253 | 2023-02-21 16:18:23 |
| R102.htm | 28462 | 2023-02-21 16:18:23 |
| R103.htm | 60265 | 2023-02-21 16:18:23 |
| R104.htm | 16336 | 2023-02-21 16:18:23 |
| R11.htm | 34998 | 2023-02-21 16:18:23 |
| R12.htm | 16272 | 2023-02-21 16:18:23 |
| R13.htm | 53700 | 2023-02-21 16:18:23 |
| R14.htm | 15871 | 2023-02-21 16:18:23 |
| R15.htm | 17926 | 2023-02-21 16:18:23 |
| R16.htm | 31914 | 2023-02-21 16:18:23 |
| R17.htm | 12002 | 2023-02-21 16:18:23 |
| R18.htm | 43472 | 2023-02-21 16:18:23 |
| R19.htm | 18380 | 2023-02-21 16:18:23 |
| R2.htm | 7817 | 2023-02-21 16:18:23 |
| R20.htm | 29420 | 2023-02-21 16:18:23 |
| R21.htm | 90963 | 2023-02-21 16:18:23 |
| R22.htm | 66216 | 2023-02-21 16:18:23 |
| R23.htm | 78602 | 2023-02-21 16:18:23 |
| R24.htm | 74511 | 2023-02-21 16:18:23 |
| R25.htm | 256799 | 2023-02-21 16:18:23 |
| R26.htm | 51194 | 2023-02-21 16:18:23 |
| R27.htm | 91407 | 2023-02-21 16:18:23 |
| R28.htm | 7940 | 2023-02-21 16:18:23 |
| R29.htm | 104510 | 2023-02-21 16:18:23 |
| R3.htm | 79403 | 2023-02-21 16:18:23 |
| R30.htm | 32944 | 2023-02-21 16:18:23 |
| R31.htm | 79435 | 2023-02-21 16:18:23 |
| R32.htm | 11723 | 2023-02-21 16:18:23 |
| R33.htm | 46334 | 2023-02-21 16:18:23 |
| R34.htm | 13773 | 2023-02-21 16:18:23 |
| R35.htm | 16330 | 2023-02-21 16:18:23 |
| R36.htm | 31224 | 2023-02-21 16:18:23 |
| R37.htm | 9343 | 2023-02-21 16:18:23 |
| R38.htm | 47567 | 2023-02-21 16:18:23 |
| R39.htm | 18103 | 2023-02-21 16:18:23 |
| R4.htm | 48620 | 2023-02-21 16:18:23 |
| R40.htm | 17512 | 2023-02-21 16:18:23 |
| R41.htm | 90758 | 2023-02-21 16:18:23 |
| R42.htm | 59638 | 2023-02-21 16:18:23 |
| R43.htm | 79808 | 2023-02-21 16:18:23 |
| R44.htm | 70470 | 2023-02-21 16:18:23 |
| R45.htm | 255567 | 2023-02-21 16:18:23 |
| R46.htm | 47910 | 2023-02-21 16:18:23 |
| R47.htm | 91703 | 2023-02-21 16:18:23 |
| R48.htm | 103140 | 2023-02-21 16:18:23 |
| R49.htm | 23409 | 2023-02-21 16:18:23 |
| R5.htm | 24341 | 2023-02-21 16:18:23 |
| R50.htm | 18333 | 2023-02-21 16:18:23 |
| R51.htm | 33540 | 2023-02-21 16:18:23 |
| R52.htm | 13404 | 2023-02-21 16:18:23 |
| R53.htm | 22862 | 2023-02-21 16:18:23 |
| R54.htm | 17607 | 2023-02-21 16:18:23 |
| R55.htm | 29534 | 2023-02-21 16:18:23 |
| R56.htm | 6746 | 2023-02-21 16:18:23 |
| R57.htm | 14951 | 2023-02-21 16:18:23 |
| R58.htm | 11342 | 2023-02-21 16:18:23 |
| R59.htm | 7173 | 2023-02-21 16:18:23 |
| R6.htm | 130321 | 2023-02-21 16:18:23 |
| R60.htm | 20417 | 2023-02-21 16:18:23 |
| R61.htm | 13933 | 2023-02-21 16:18:23 |
| R62.htm | 26032 | 2023-02-21 16:18:23 |
| R63.htm | 20694 | 2023-02-21 16:18:23 |
| R64.htm | 22979 | 2023-02-21 16:18:23 |
| R65.htm | 22856 | 2023-02-21 16:18:23 |
| R66.htm | 28197 | 2023-02-21 16:18:23 |
| R67.htm | 26956 | 2023-02-21 16:18:23 |
| R68.htm | 124711 | 2023-02-21 16:18:23 |
| R69.htm | 36785 | 2023-02-21 16:18:23 |
| R7.htm | 19055 | 2023-02-21 16:18:23 |
| R70.htm | 18385 | 2023-02-21 16:18:23 |
| R71.htm | 57720 | 2023-02-21 16:18:23 |
| R72.htm | 46944 | 2023-02-21 16:18:23 |
| R73.htm | 6253 | 2023-02-21 16:18:23 |
| R74.htm | 33472 | 2023-02-21 16:18:23 |
| R75.htm | 59145 | 2023-02-21 16:18:23 |
| R76.htm | 59367 | 2023-02-21 16:18:23 |
| R77.htm | 18324 | 2023-02-21 16:18:23 |
| R78.htm | 65518 | 2023-02-21 16:18:23 |
| R79.htm | 34617 | 2023-02-21 16:18:23 |
| R8.htm | 59240 | 2023-02-21 16:18:23 |
| R80.htm | 58518 | 2023-02-21 16:18:23 |
| R81.htm | 50545 | 2023-02-21 16:18:23 |
| R82.htm | 67895 | 2023-02-21 16:18:23 |
| R83.htm | 58253 | 2023-02-21 16:18:23 |
| R84.htm | 19646 | 2023-02-21 16:18:23 |
| R85.htm | 14722 | 2023-02-21 16:18:23 |
| R86.htm | 23491 | 2023-02-21 16:18:23 |
| R87.htm | 21506 | 2023-02-21 16:18:23 |
| R88.htm | 10087 | 2023-02-21 16:18:23 |
| R89.htm | 59893 | 2023-02-21 16:18:23 |
| R9.htm | 4594 | 2023-02-21 16:18:23 |
| R90.htm | 27909 | 2023-02-21 16:18:23 |
| R91.htm | 36941 | 2023-02-21 16:18:23 |
| R92.htm | 24794 | 2023-02-21 16:18:23 |
| R93.htm | 13963 | 2023-02-21 16:18:23 |
| R94.htm | 48571 | 2023-02-21 16:18:23 |
| R95.htm | 10940 | 2023-02-21 16:18:23 |
| R96.htm | 26621 | 2023-02-21 16:18:23 |
| R97.htm | 36259 | 2023-02-21 16:18:23 |
| R98.htm | 32013 | 2023-02-21 16:18:23 |
| R99.htm | 18784 | 2023-02-21 16:18:23 |
| R9999.htm | 23011 | 2023-02-21 16:18:23 |
| report.css | 2768 | 2023-02-21 16:18:23 |
| Show.js | 1086 | 2023-02-21 16:18:23 |
| wst-20221231.htm | 3413094 | 2023-02-21 16:18:23 |
| wst-20221231.xsd | 82110 | 2023-02-21 16:18:23 |
| wst-20221231_cal.xml | 150554 | 2023-02-21 16:18:23 |
| wst-20221231_def.xml | 507983 | 2023-02-21 16:18:23 |
 wst-20221231_g1.jpg | 94950 | 2023-02-21 16:18:23 |
| wst-20221231_htm.xml | 3585099 | 2023-02-21 16:18:23 |
| wst-20221231_lab.xml | 1232930 | 2023-02-21 16:18:23 |
| wst-20221231_pre.xml | 827002 | 2023-02-21 16:18:23 |