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| 0000105770-19-000040.txt | 2019-10-16 16:57:26 | |
 0000105770-19-000040-xbrl.zip | 37900 | 2019-10-16 16:57:26 |
| exh101amendmentagreeme.htm | 18918 | 2019-10-16 16:57:26 |
 exh99110162019.jpg | 166632 | 2019-10-16 16:57:26 |
| exh991pressreleaseocto.htm | 14490 | 2019-10-16 16:57:26 |
| FilingSummary.xml | 2012 | 2019-10-16 16:57:26 |
| Financial_Report.xlsx | 5816 | 2019-10-16 16:57:26 |
 form8k101519.jpg | 17899 | 2019-10-16 16:57:26 |
| form8kdiscoveryoctober.htm | 59234 | 2019-10-16 16:57:26 |
| form8kdiscoveryoctober_htm.xml | 4228 | 2019-10-16 16:57:26 |
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| R1.htm | 38811 | 2019-10-16 16:57:26 |
| report.css | 2767 | 2019-10-16 16:57:26 |
| Show.js | 1085 | 2019-10-16 16:57:26 |
| wst-20191015.xsd | 5005 | 2019-10-16 16:57:26 |
| wst-20191015_cal.xml | 764 | 2019-10-16 16:57:26 |
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| wst-20191015_lab.xml | 26653 | 2019-10-16 16:57:26 |
| wst-20191015_pre.xml | 14240 | 2019-10-16 16:57:26 |