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 0001193125-20-145075-index-headers.html | 2020-05-18 16:32:19 | |
| 0001193125-20-145075-index.html | 2020-05-18 16:32:19 | |
| 0001193125-20-145075.txt | 2020-05-18 16:32:19 | |
 0001193125-20-145075-xbrl.zip | 13101 | 2020-05-18 16:32:19 |
| d813065d8k.htm | 45084 | 2020-05-18 16:32:19 |
| d813065d8k_htm.xml | 5258 | 2020-05-18 16:32:19 |
| d813065dex991.htm | 5044 | 2020-05-18 16:32:19 |
| FilingSummary.xml | 1830 | 2020-05-18 16:32:19 |
| Financial_Report.xlsx | 5913 | 2020-05-18 16:32:19 |
| MetaLinks.json | 22552 | 2020-05-18 16:32:19 |
| R1.htm | 44079 | 2020-05-18 16:32:19 |
| report.css | 2767 | 2020-05-18 16:32:19 |
| Show.js | 1084 | 2020-05-18 16:32:19 |
| wlk-20200515.xsd | 4119 | 2020-05-18 16:32:19 |
| wlk-20200515_def.xml | 13797 | 2020-05-18 16:32:19 |
| wlk-20200515_lab.xml | 22749 | 2020-05-18 16:32:19 |
| wlk-20200515_pre.xml | 14765 | 2020-05-18 16:32:19 |