Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000898432-21-000752-index-headers.html | 2021-12-06 17:13:22 | |
| 0000898432-21-000752-index.html | 2021-12-06 17:13:22 | |
| 0000898432-21-000752.txt | 2021-12-06 17:13:22 | |
 0000898432-21-000752-xbrl.zip | 52439 | 2021-12-06 17:13:22 |
| cst-20211206.htm | 162386 | 2021-12-06 17:13:22 |
| cst-20211206.xsd | 5691 | 2021-12-06 17:13:22 |
| cst-20211206_cal.xml | 4945 | 2021-12-06 17:13:22 |
| cst-20211206_def.xml | 95235 | 2021-12-06 17:13:22 |
| cst-20211206_htm.xml | 95857 | 2021-12-06 17:13:22 |
| cst-20211206_lab.xml | 188389 | 2021-12-06 17:13:22 |
| cst-20211206_pre.xml | 106491 | 2021-12-06 17:13:22 |
| FilingSummary.xml | 3539 | 2021-12-06 17:13:22 |
| Financial_Report.xlsx | 20262 | 2021-12-06 17:13:22 |
| MetaLinks.json | 250938 | 2021-12-06 17:13:22 |
| R1.htm | 17807 | 2021-12-06 17:13:22 |
| R2.htm | 89366 | 2021-12-06 17:13:22 |
| R3.htm | 91422 | 2021-12-06 17:13:22 |
| R4.htm | 3937 | 2021-12-06 17:13:22 |
| report.css | 2767 | 2021-12-06 17:13:22 |
| Show.js | 1085 | 2021-12-06 17:13:22 |