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| 0001558370-23-005015-index.html | 2023-03-30 12:01:05 | |
| 0001558370-23-005015.txt | 2023-03-30 12:01:05 | |
 0001558370-23-005015-xbrl.zip | 377233 | 2023-03-30 12:01:05 |
| clst-20221231.xsd | 63251 | 2023-03-30 12:01:05 |
| clst-20221231x10k.htm | 3821723 | 2023-03-30 12:01:05 |
| clst-20221231x10k_htm.xml | 3603160 | 2023-03-30 12:01:05 |
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| clst-20221231xex31d2.htm | 15903 | 2023-03-30 12:01:05 |
| clst-20221231xex32d0.htm | 7823 | 2023-03-30 12:01:05 |
| clst-20221231_cal.xml | 123604 | 2023-03-30 12:01:05 |
| clst-20221231_def.xml | 261355 | 2023-03-30 12:01:05 |
| clst-20221231_lab.xml | 687225 | 2023-03-30 12:01:05 |
| clst-20221231_pre.xml | 542434 | 2023-03-30 12:01:05 |
| FilingSummary.xml | 45336 | 2023-03-30 12:01:05 |
| Financial_Report.xlsx | 132743 | 2023-03-30 12:01:05 |
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| report.css | 2767 | 2023-03-30 12:01:05 |
| Show.js | 1085 | 2023-03-30 12:01:05 |