Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-015609-index-headers.html | 2023-04-28 12:51:45 | |
| 0000950170-23-015609-index.html | 2023-04-28 12:51:45 | |
| 0000950170-23-015609.txt | 2023-04-28 12:51:45 | |
 0000950170-23-015609-xbrl.zip | 1537050 | 2023-04-28 12:51:45 |
| cers-20230424.htm | 3344613 | 2023-04-28 12:51:45 |
| cers-20230424.xsd | 5866 | 2023-04-28 12:51:45 |
| cers-20230424_def.xml | 5998 | 2023-04-28 12:51:45 |
| cers-20230424_htm.xml | 546907 | 2023-04-28 12:51:45 |
| cers-20230424_lab.xml | 15190 | 2023-04-28 12:51:45 |
| cers-20230424_pre.xml | 8695 | 2023-04-28 12:51:45 |
| FilingSummary.xml | 2660 | 2023-04-28 12:51:45 |
| Financial_Report.xlsx | 11495 | 2023-04-28 12:51:45 |
 img234629423_0.jpg | 9385 | 2023-04-28 12:51:45 |
 img234629423_1.jpg | 120252 | 2023-04-28 12:51:45 |
 img234629423_2.jpg | 117918 | 2023-04-28 12:51:45 |
 img234629423_3.jpg | 115897 | 2023-04-28 12:51:45 |
 img234629423_4.jpg | 9385 | 2023-04-28 12:51:45 |
 img234629423_5.jpg | 1004712 | 2023-04-28 12:51:45 |
 img234629423_6.jpg | 555008 | 2023-04-28 12:51:45 |
| MetaLinks.json | 63801 | 2023-04-28 12:51:45 |
| R1.htm | 8946 | 2023-04-28 12:51:45 |
| R2.htm | 529188 | 2023-04-28 12:51:45 |
| report.css | 2767 | 2023-04-28 12:51:45 |
| Show.js | 1085 | 2023-04-28 12:51:45 |