Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000105770-21-000030-index-headers.html | 2021-05-06 17:01:58 | |
| 0000105770-21-000030-index.html | 2021-05-06 17:01:58 | |
| 0000105770-21-000030.txt | 2021-05-06 17:01:58 | |
 0000105770-21-000030-xbrl.zip | 33517 | 2021-05-06 17:01:58 |
| amendmentno1to2016omnibusi.htm | 6930 | 2021-05-06 17:01:58 |
| FilingSummary.xml | 1786 | 2021-05-06 17:01:58 |
| Financial_Report.xlsx | 5676 | 2021-05-06 17:01:58 |
| MetaLinks.json | 16946 | 2021-05-06 17:01:58 |
| R1.htm | 38584 | 2021-05-06 17:01:58 |
| report.css | 2767 | 2021-05-06 17:01:58 |
| Show.js | 1085 | 2021-05-06 17:01:58 |
| wst-20210504.htm | 66723 | 2021-05-06 17:01:58 |
| wst-20210504.xsd | 2425 | 2021-05-06 17:01:58 |
| wst-20210504_cal.xml | 725 | 2021-05-06 17:01:58 |
| wst-20210504_def.xml | 1662 | 2021-05-06 17:01:58 |
 wst-20210504_g1.jpg | 17899 | 2021-05-06 17:01:58 |
| wst-20210504_htm.xml | 11248 | 2021-05-06 17:01:58 |
| wst-20210504_lab.xml | 23832 | 2021-05-06 17:01:58 |
| wst-20210504_pre.xml | 12523 | 2021-05-06 17:01:58 |