Parent Directory| Name | Size | Last Modified |
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| 0001193125-22-220533-index.html | 2022-08-15 07:01:02 | |
| 0001193125-22-220533.txt | 2022-08-15 07:01:02 | |
 0001193125-22-220533-xbrl.zip | 12398 | 2022-08-15 07:01:02 |
| d317712d8k.htm | 27425 | 2022-08-15 07:01:02 |
| d317712d8k_htm.xml | 5243 | 2022-08-15 07:01:02 |
| d317712dex991.htm | 5387 | 2022-08-15 07:01:02 |
| FilingSummary.xml | 1981 | 2022-08-15 07:01:02 |
| Financial_Report.xlsx | 5824 | 2022-08-15 07:01:02 |
| MetaLinks.json | 22007 | 2022-08-15 07:01:02 |
| R1.htm | 43496 | 2022-08-15 07:01:02 |
| report.css | 2767 | 2022-08-15 07:01:02 |
| Show.js | 1085 | 2022-08-15 07:01:02 |
| wlk-20220812.xsd | 3911 | 2022-08-15 07:01:02 |
| wlk-20220812_def.xml | 13664 | 2022-08-15 07:01:02 |
| wlk-20220812_lab.xml | 22609 | 2022-08-15 07:01:02 |
| wlk-20220812_pre.xml | 14625 | 2022-08-15 07:01:02 |