Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-006169-index-headers.html | 2023-03-06 12:18:59 | |
| 0000950170-23-006169-index.html | 2023-03-06 12:18:59 | |
| 0000950170-23-006169.txt | 2023-03-06 12:18:59 | |
 0000950170-23-006169-xbrl.zip | 833030 | 2023-03-06 12:18:59 |
| ceco-20221231.htm | 5348576 | 2023-03-06 12:18:59 |
| ceco-20221231.xsd | 96029 | 2023-03-06 12:18:59 |
| ceco-20221231_cal.xml | 116459 | 2023-03-06 12:18:59 |
| ceco-20221231_def.xml | 348270 | 2023-03-06 12:18:59 |
| ceco-20221231_htm.xml | 5209631 | 2023-03-06 12:18:59 |
| ceco-20221231_lab.xml | 865009 | 2023-03-06 12:18:59 |
| ceco-20221231_pre.xml | 640947 | 2023-03-06 12:18:59 |
| ceco-ex10_25.htm | 2891738 | 2023-03-06 12:18:59 |
| ceco-ex10_26.htm | 108303 | 2023-03-06 12:18:59 |
| ceco-ex10_27.htm | 71036 | 2023-03-06 12:18:59 |
| ceco-ex21.htm | 40356 | 2023-03-06 12:18:59 |
| ceco-ex23_1.htm | 5517 | 2023-03-06 12:18:59 |
| ceco-ex31_1.htm | 16661 | 2023-03-06 12:18:59 |
| ceco-ex31_2.htm | 16950 | 2023-03-06 12:18:59 |
| ceco-ex32_1.htm | 9026 | 2023-03-06 12:18:59 |
| ceco-ex32_2.htm | 8794 | 2023-03-06 12:18:59 |
| FilingSummary.xml | 61449 | 2023-03-06 12:18:59 |
| Financial_Report.xlsx | 161865 | 2023-03-06 12:18:59 |
 img56770780_0.jpg | 2016 | 2023-03-06 12:18:59 |
 img56770780_1.jpg | 274582 | 2023-03-06 12:18:59 |
| MetaLinks.json | 1307145 | 2023-03-06 12:18:59 |
| R1.htm | 70079 | 2023-03-06 12:18:59 |
| R10.htm | 12064 | 2023-03-06 12:18:59 |
| R11.htm | 35344 | 2023-03-06 12:18:59 |
| R12.htm | 35527 | 2023-03-06 12:18:59 |
| R13.htm | 37509 | 2023-03-06 12:18:59 |
| R14.htm | 141083 | 2023-03-06 12:18:59 |
| R15.htm | 72183 | 2023-03-06 12:18:59 |
| R16.htm | 82741 | 2023-03-06 12:18:59 |
| R17.htm | 229749 | 2023-03-06 12:18:59 |
| R18.htm | 352659 | 2023-03-06 12:18:59 |
| R19.htm | 201439 | 2023-03-06 12:18:59 |
| R2.htm | 131462 | 2023-03-06 12:18:59 |
| R20.htm | 15989 | 2023-03-06 12:18:59 |
| R21.htm | 326362 | 2023-03-06 12:18:59 |
| R22.htm | 231183 | 2023-03-06 12:18:59 |
| R23.htm | 361288 | 2023-03-06 12:18:59 |
| R24.htm | 8322 | 2023-03-06 12:18:59 |
| R25.htm | 198828 | 2023-03-06 12:18:59 |
| R26.htm | 75639 | 2023-03-06 12:18:59 |
| R27.htm | 27424 | 2023-03-06 12:18:59 |
| R28.htm | 32120 | 2023-03-06 12:18:59 |
| R29.htm | 32304 | 2023-03-06 12:18:59 |
| R3.htm | 17351 | 2023-03-06 12:18:59 |
| R30.htm | 124987 | 2023-03-06 12:18:59 |
| R31.htm | 68180 | 2023-03-06 12:18:59 |
| R32.htm | 49117 | 2023-03-06 12:18:59 |
| R33.htm | 185591 | 2023-03-06 12:18:59 |
| R34.htm | 334834 | 2023-03-06 12:18:59 |
| R35.htm | 204785 | 2023-03-06 12:18:59 |
| R36.htm | 316545 | 2023-03-06 12:18:59 |
| R37.htm | 198528 | 2023-03-06 12:18:59 |
| R38.htm | 353765 | 2023-03-06 12:18:59 |
| R39.htm | 61895 | 2023-03-06 12:18:59 |
| R4.htm | 95600 | 2023-03-06 12:18:59 |
| R40.htm | 12147 | 2023-03-06 12:18:59 |
| R41.htm | 24589 | 2023-03-06 12:18:59 |
| R42.htm | 11610 | 2023-03-06 12:18:59 |
| R43.htm | 14304 | 2023-03-06 12:18:59 |
| R44.htm | 11523 | 2023-03-06 12:18:59 |
| R45.htm | 12822 | 2023-03-06 12:18:59 |
| R46.htm | 6562 | 2023-03-06 12:18:59 |
| R47.htm | 14720 | 2023-03-06 12:18:59 |
| R48.htm | 4892 | 2023-03-06 12:18:59 |
| R49.htm | 23146 | 2023-03-06 12:18:59 |
| R5.htm | 25799 | 2023-03-06 12:18:59 |
| R50.htm | 38003 | 2023-03-06 12:18:59 |
| R51.htm | 16892 | 2023-03-06 12:18:59 |
| R52.htm | 16986 | 2023-03-06 12:18:59 |
| R53.htm | 9115 | 2023-03-06 12:18:59 |
| R54.htm | 12831 | 2023-03-06 12:18:59 |
| R55.htm | 27273 | 2023-03-06 12:18:59 |
| R56.htm | 13390 | 2023-03-06 12:18:59 |
| R57.htm | 80639 | 2023-03-06 12:18:59 |
| R58.htm | 83942 | 2023-03-06 12:18:59 |
| R59.htm | 36832 | 2023-03-06 12:18:59 |
| R6.htm | 91692 | 2023-03-06 12:18:59 |
| R60.htm | 24992 | 2023-03-06 12:18:59 |
| R61.htm | 39595 | 2023-03-06 12:18:59 |
| R62.htm | 58623 | 2023-03-06 12:18:59 |
| R63.htm | 15220 | 2023-03-06 12:18:59 |
| R64.htm | 13167 | 2023-03-06 12:18:59 |
| R65.htm | 7297 | 2023-03-06 12:18:59 |
| R66.htm | 14423 | 2023-03-06 12:18:59 |
| R67.htm | 18369 | 2023-03-06 12:18:59 |
| R68.htm | 22195 | 2023-03-06 12:18:59 |
| R69.htm | 14777 | 2023-03-06 12:18:59 |
| R7.htm | 5425 | 2023-03-06 12:18:59 |
| R70.htm | 11973 | 2023-03-06 12:18:59 |
| R71.htm | 28084 | 2023-03-06 12:18:59 |
| R72.htm | 12933 | 2023-03-06 12:18:59 |
| R73.htm | 40895 | 2023-03-06 12:18:59 |
| R74.htm | 10322 | 2023-03-06 12:18:59 |
| R75.htm | 23754 | 2023-03-06 12:18:59 |
| R76.htm | 12714 | 2023-03-06 12:18:59 |
| R77.htm | 29125 | 2023-03-06 12:18:59 |
| R78.htm | 34107 | 2023-03-06 12:18:59 |
| R79.htm | 48033 | 2023-03-06 12:18:59 |
| R8.htm | 113716 | 2023-03-06 12:18:59 |
| R80.htm | 11609 | 2023-03-06 12:18:59 |
| R81.htm | 148099 | 2023-03-06 12:18:59 |
| R82.htm | 76755 | 2023-03-06 12:18:59 |
| R83.htm | 20025 | 2023-03-06 12:18:59 |
| R84.htm | 22589 | 2023-03-06 12:18:59 |
| R85.htm | 24243 | 2023-03-06 12:18:59 |
| R86.htm | 19912 | 2023-03-06 12:18:59 |
| R87.htm | 26667 | 2023-03-06 12:18:59 |
| R88.htm | 10845 | 2023-03-06 12:18:59 |
| R89.htm | 29584 | 2023-03-06 12:18:59 |
| R9.htm | 145217 | 2023-03-06 12:18:59 |
| R90.htm | 5722 | 2023-03-06 12:18:59 |
| report.css | 2768 | 2023-03-06 12:18:59 |
| Show.js | 1086 | 2023-03-06 12:18:59 |