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|---|---|---|
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| 0000950170-23-005558-index.html | 2023-03-01 16:24:26 | |
| 0000950170-23-005558.txt | 2023-03-01 16:24:26 | |
 0000950170-23-005558-xbrl.zip | 436941 | 2023-03-01 16:24:26 |
| cers-20221231.htm | 4663026 | 2023-03-01 16:24:26 |
| cers-20221231.xsd | 70170 | 2023-03-01 16:24:26 |
| cers-20221231_cal.xml | 89146 | 2023-03-01 16:24:26 |
| cers-20221231_def.xml | 274348 | 2023-03-01 16:24:26 |
| cers-20221231_htm.xml | 4165940 | 2023-03-01 16:24:26 |
| cers-20221231_lab.xml | 640476 | 2023-03-01 16:24:26 |
| cers-20221231_pre.xml | 470504 | 2023-03-01 16:24:26 |
| cers-ex21_1.htm | 6336 | 2023-03-01 16:24:26 |
| cers-ex23_1.htm | 5098 | 2023-03-01 16:24:26 |
| cers-ex31_1.htm | 16867 | 2023-03-01 16:24:26 |
| cers-ex31_2.htm | 16850 | 2023-03-01 16:24:26 |
| cers-ex32_1.htm | 12266 | 2023-03-01 16:24:26 |
| FilingSummary.xml | 48430 | 2023-03-01 16:24:26 |
| Financial_Report.xlsx | 124849 | 2023-03-01 16:24:26 |
 img233733799_0.jpg | 26080 | 2023-03-01 16:24:26 |
| MetaLinks.json | 1013911 | 2023-03-01 16:24:26 |
| R1.htm | 70690 | 2023-03-01 16:24:26 |
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| report.css | 2767 | 2023-03-01 16:24:26 |
| Show.js | 1085 | 2023-03-01 16:24:26 |