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 0001193125-20-040433-index-headers.html | 2020-02-18 16:30:54 | |
| 0001193125-20-040433-index.html | 2020-02-18 16:30:54 | |
| 0001193125-20-040433.txt | 2020-02-18 16:30:54 | |
 0001193125-20-040433-xbrl.zip | 12645 | 2020-02-18 16:30:54 |
| d877276d8k.htm | 30190 | 2020-02-18 16:30:54 |
| d877276d8k_htm.xml | 5258 | 2020-02-18 16:30:54 |
| d877276dex991.htm | 3945 | 2020-02-18 16:30:54 |
| FilingSummary.xml | 1835 | 2020-02-18 16:30:54 |
| Financial_Report.xlsx | 5913 | 2020-02-18 16:30:54 |
| MetaLinks.json | 22552 | 2020-02-18 16:30:54 |
| R1.htm | 44086 | 2020-02-18 16:30:54 |
| report.css | 2767 | 2020-02-18 16:30:54 |
| Show.js | 1085 | 2020-02-18 16:30:54 |
| wlk-20200213.xsd | 4119 | 2020-02-18 16:30:54 |
| wlk-20200213_def.xml | 13797 | 2020-02-18 16:30:54 |
| wlk-20200213_lab.xml | 22749 | 2020-02-18 16:30:54 |
| wlk-20200213_pre.xml | 14765 | 2020-02-18 16:30:54 |