Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-011217-index-headers.html | 2022-06-06 15:55:27 | |
| 0000950170-22-011217-index.html | 2022-06-06 15:55:27 | |
| 0000950170-22-011217.txt | 2022-06-06 15:55:27 | |
 0000950170-22-011217-xbrl.zip | 217936 | 2022-06-06 15:55:27 |
| cstr-20220601.htm | 99808 | 2022-06-06 15:55:27 |
| cstr-20220601.xsd | 2493 | 2022-06-06 15:55:27 |
| cstr-20220601_htm.xml | 4546 | 2022-06-06 15:55:27 |
| cstr-20220601_lab.xml | 12798 | 2022-06-06 15:55:27 |
| cstr-20220601_pre.xml | 9457 | 2022-06-06 15:55:27 |
| cstr-ex10_1.htm | 187906 | 2022-06-06 15:55:27 |
| cstr-ex10_10.htm | 183851 | 2022-06-06 15:55:27 |
| cstr-ex10_2.htm | 188187 | 2022-06-06 15:55:27 |
| cstr-ex10_3.htm | 188177 | 2022-06-06 15:55:27 |
| cstr-ex10_4.htm | 188184 | 2022-06-06 15:55:27 |
| cstr-ex10_5.htm | 188249 | 2022-06-06 15:55:27 |
| cstr-ex10_6.htm | 183883 | 2022-06-06 15:55:27 |
| cstr-ex10_7.htm | 183854 | 2022-06-06 15:55:27 |
| cstr-ex10_8.htm | 183850 | 2022-06-06 15:55:27 |
| cstr-ex10_9.htm | 183859 | 2022-06-06 15:55:27 |
| FilingSummary.xml | 2038 | 2022-06-06 15:55:27 |
| Financial_Report.xlsx | 5708 | 2022-06-06 15:55:27 |
| MetaLinks.json | 17037 | 2022-06-06 15:55:27 |
| R1.htm | 38751 | 2022-06-06 15:55:27 |
| report.css | 2767 | 2022-06-06 15:55:27 |
| Show.js | 1085 | 2022-06-06 15:55:27 |