Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000105770-20-000074-index-headers.html | 2020-12-09 07:54:48 | |
| 0000105770-20-000074-index.html | 2020-12-09 07:54:48 | |
| 0000105770-20-000074.txt | 2020-12-09 07:54:48 | |
 0000105770-20-000074-xbrl.zip | 32967 | 2020-12-09 07:54:48 |
 exh991logo1a.jpg | 166632 | 2020-12-09 07:54:48 |
| exh991pressreleasedece.htm | 8639 | 2020-12-09 07:54:48 |
| FilingSummary.xml | 1941 | 2020-12-09 07:54:48 |
| Financial_Report.xlsx | 5479 | 2020-12-09 07:54:48 |
| MetaLinks.json | 18722 | 2020-12-09 07:54:48 |
| R1.htm | 38817 | 2020-12-09 07:54:48 |
| report.css | 2767 | 2020-12-09 07:54:48 |
| Show.js | 1085 | 2020-12-09 07:54:48 |
| wst-20201208.htm | 43911 | 2020-12-09 07:54:48 |
| wst-20201208.xsd | 2857 | 2020-12-09 07:54:48 |
| wst-20201208_cal.xml | 866 | 2020-12-09 07:54:48 |
| wst-20201208_def.xml | 1850 | 2020-12-09 07:54:48 |
 wst-20201208_g1.jpg | 17899 | 2020-12-09 07:54:48 |
| wst-20201208_htm.xml | 11256 | 2020-12-09 07:54:48 |
| wst-20201208_lab.xml | 24836 | 2020-12-09 07:54:48 |
| wst-20201208_pre.xml | 13322 | 2020-12-09 07:54:48 |