Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000105770-20-000037-index-headers.html | 2020-07-15 08:10:44 | |
| 0000105770-20-000037-index.html | 2020-07-15 08:10:44 | |
| 0000105770-20-000037.txt | 2020-07-15 08:10:44 | |
 0000105770-20-000037-xbrl.zip | 32310 | 2020-07-15 08:10:44 |
 exh991logo1.jpg | 166632 | 2020-07-15 08:10:44 |
| exh991pressreleasejuly.htm | 9296 | 2020-07-15 08:10:44 |
| FilingSummary.xml | 1941 | 2020-07-15 08:10:44 |
| Financial_Report.xlsx | 5478 | 2020-07-15 08:10:44 |
| MetaLinks.json | 18722 | 2020-07-15 08:10:44 |
| R1.htm | 38816 | 2020-07-15 08:10:44 |
| report.css | 2767 | 2020-07-15 08:10:44 |
| Show.js | 1085 | 2020-07-15 08:10:44 |
| wst-20200715.htm | 54880 | 2020-07-15 08:10:44 |
| wst-20200715.xsd | 2857 | 2020-07-15 08:10:44 |
| wst-20200715_cal.xml | 866 | 2020-07-15 08:10:44 |
| wst-20200715_def.xml | 1850 | 2020-07-15 08:10:44 |
 wst-20200715_g1.jpg | 17899 | 2020-07-15 08:10:44 |
| wst-20200715_htm.xml | 12776 | 2020-07-15 08:10:44 |
| wst-20200715_lab.xml | 24836 | 2020-07-15 08:10:44 |
| wst-20200715_pre.xml | 13322 | 2020-07-15 08:10:44 |