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| 0001035201-23-000003-index.html | 2023-03-01 16:24:14 | |
| 0001035201-23-000003.txt | 2023-03-01 16:24:14 | |
 0001035201-23-000003-xbrl.zip | 605052 | 2023-03-01 16:24:14 |
| cwt-20221231.htm | 3233520 | 2023-03-01 16:24:14 |
| cwt-20221231.xsd | 87955 | 2023-03-01 16:24:14 |
| cwt-20221231xex21.htm | 8200 | 2023-03-01 16:24:14 |
| cwt-20221231xex221.htm | 2014 | 2023-03-01 16:24:14 |
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| cwt-20221231xex311.htm | 10823 | 2023-03-01 16:24:14 |
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| cwt-20221231xex32.htm | 6642 | 2023-03-01 16:24:14 |
| cwt-20221231xex415.htm | 14318 | 2023-03-01 16:24:14 |
| cwt-20221231_cal.xml | 144393 | 2023-03-01 16:24:14 |
| cwt-20221231_def.xml | 439481 | 2023-03-01 16:24:14 |
 cwt-20221231_g1.jpg | 86837 | 2023-03-01 16:24:14 |
| cwt-20221231_htm.xml | 3043854 | 2023-03-01 16:24:14 |
| cwt-20221231_lab.xml | 1138756 | 2023-03-01 16:24:14 |
| cwt-20221231_pre.xml | 761597 | 2023-03-01 16:24:14 |
| FilingSummary.xml | 53932 | 2023-03-01 16:24:14 |
| Financial_Report.xlsx | 163268 | 2023-03-01 16:24:14 |
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| R1.htm | 62573 | 2023-03-01 16:24:14 |
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| R9.htm | 4430 | 2023-03-01 16:24:14 |
| report.css | 2768 | 2023-03-01 16:24:14 |
| Show.js | 1086 | 2023-03-01 16:24:14 |