Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-20-005756-index-headers.html | 2020-02-21 16:20:40 | |
| 0001564590-20-005756-index.html | 2020-02-21 16:20:40 | |
| 0001564590-20-005756.txt | 2020-02-21 16:20:40 | |
 0001564590-20-005756-xbrl.zip | 378640 | 2020-02-21 16:20:40 |
| cers-10k_20191231.htm | 4138218 | 2020-02-21 16:20:40 |
| cers-10k_20191231_htm.xml | 3630666 | 2020-02-21 16:20:40 |
| cers-20191231.xsd | 83474 | 2020-02-21 16:20:40 |
| cers-20191231_cal.xml | 94585 | 2020-02-21 16:20:40 |
| cers-20191231_def.xml | 272436 | 2020-02-21 16:20:40 |
| cers-20191231_lab.xml | 649326 | 2020-02-21 16:20:40 |
| cers-20191231_pre.xml | 491193 | 2020-02-21 16:20:40 |
| cers-ex211_16.htm | 3484 | 2020-02-21 16:20:40 |
| cers-ex231_15.htm | 3200 | 2020-02-21 16:20:40 |
| cers-ex311_14.htm | 16038 | 2020-02-21 16:20:40 |
| cers-ex312_13.htm | 16058 | 2020-02-21 16:20:40 |
| cers-ex321_12.htm | 6855 | 2020-02-21 16:20:40 |
| cers-ex42_425.htm | 25487 | 2020-02-21 16:20:40 |
| FilingSummary.xml | 54897 | 2020-02-21 16:20:40 |
| Financial_Report.xlsx | 108495 | 2020-02-21 16:20:40 |
 gm4ansxyyscq000001.jpg | 17354 | 2020-02-21 16:20:40 |
| MetaLinks.json | 838898 | 2020-02-21 16:20:40 |
| R1.htm | 63166 | 2020-02-21 16:20:40 |
| R10.htm | 300886 | 2020-02-21 16:20:40 |
| R11.htm | 24973 | 2020-02-21 16:20:40 |
| R12.htm | 47051 | 2020-02-21 16:20:40 |
| R13.htm | 42054 | 2020-02-21 16:20:40 |
| R14.htm | 28044 | 2020-02-21 16:20:40 |
| R15.htm | 109694 | 2020-02-21 16:20:40 |
| R16.htm | 45322 | 2020-02-21 16:20:40 |
| R17.htm | 10945 | 2020-02-21 16:20:40 |
| R18.htm | 181298 | 2020-02-21 16:20:40 |
| R19.htm | 5569 | 2020-02-21 16:20:40 |
| R2.htm | 86249 | 2020-02-21 16:20:40 |
| R20.htm | 40687 | 2020-02-21 16:20:40 |
| R21.htm | 315442 | 2020-02-21 16:20:40 |
| R22.htm | 97467 | 2020-02-21 16:20:40 |
| R23.htm | 115136 | 2020-02-21 16:20:40 |
| R24.htm | 5350 | 2020-02-21 16:20:40 |
| R25.htm | 232800 | 2020-02-21 16:20:40 |
| R26.htm | 137224 | 2020-02-21 16:20:40 |
| R27.htm | 294723 | 2020-02-21 16:20:40 |
| R28.htm | 25242 | 2020-02-21 16:20:40 |
| R29.htm | 46347 | 2020-02-21 16:20:40 |
| R3.htm | 18934 | 2020-02-21 16:20:40 |
| R30.htm | 40116 | 2020-02-21 16:20:40 |
| R31.htm | 27456 | 2020-02-21 16:20:40 |
| R32.htm | 104557 | 2020-02-21 16:20:40 |
| R33.htm | 44127 | 2020-02-21 16:20:40 |
| R34.htm | 180289 | 2020-02-21 16:20:40 |
| R35.htm | 34550 | 2020-02-21 16:20:40 |
| R36.htm | 321567 | 2020-02-21 16:20:40 |
| R37.htm | 98438 | 2020-02-21 16:20:40 |
| R38.htm | 114820 | 2020-02-21 16:20:40 |
| R39.htm | 19278 | 2020-02-21 16:20:40 |
| R4.htm | 49440 | 2020-02-21 16:20:40 |
| R40.htm | 63228 | 2020-02-21 16:20:40 |
| R41.htm | 19899 | 2020-02-21 16:20:40 |
| R42.htm | 13105 | 2020-02-21 16:20:40 |
| R43.htm | 20646 | 2020-02-21 16:20:40 |
| R44.htm | 18078 | 2020-02-21 16:20:40 |
| R45.htm | 18256 | 2020-02-21 16:20:40 |
| R46.htm | 27032 | 2020-02-21 16:20:40 |
| R47.htm | 20835 | 2020-02-21 16:20:40 |
| R48.htm | 9761 | 2020-02-21 16:20:40 |
| R49.htm | 23086 | 2020-02-21 16:20:40 |
| R5.htm | 13130 | 2020-02-21 16:20:40 |
| R50.htm | 8134 | 2020-02-21 16:20:40 |
| R51.htm | 12370 | 2020-02-21 16:20:40 |
| R52.htm | 11454 | 2020-02-21 16:20:40 |
| R53.htm | 13948 | 2020-02-21 16:20:40 |
| R54.htm | 26220 | 2020-02-21 16:20:40 |
| R55.htm | 34084 | 2020-02-21 16:20:40 |
| R56.htm | 57557 | 2020-02-21 16:20:40 |
| R57.htm | 21552 | 2020-02-21 16:20:40 |
| R58.htm | 11542 | 2020-02-21 16:20:40 |
| R59.htm | 19820 | 2020-02-21 16:20:40 |
| R6.htm | 36835 | 2020-02-21 16:20:40 |
| R60.htm | 18881 | 2020-02-21 16:20:40 |
| R61.htm | 70759 | 2020-02-21 16:20:40 |
| R62.htm | 23685 | 2020-02-21 16:20:40 |
| R63.htm | 27069 | 2020-02-21 16:20:40 |
| R64.htm | 37473 | 2020-02-21 16:20:40 |
| R65.htm | 10430 | 2020-02-21 16:20:40 |
| R66.htm | 18508 | 2020-02-21 16:20:40 |
| R67.htm | 9932 | 2020-02-21 16:20:40 |
| R68.htm | 33506 | 2020-02-21 16:20:40 |
| R69.htm | 10409 | 2020-02-21 16:20:40 |
| R7.htm | 82347 | 2020-02-21 16:20:40 |
| R70.htm | 7528 | 2020-02-21 16:20:40 |
| R71.htm | 10343 | 2020-02-21 16:20:40 |
| R72.htm | 24807 | 2020-02-21 16:20:40 |
| R73.htm | 30524 | 2020-02-21 16:20:40 |
| R74.htm | 29460 | 2020-02-21 16:20:40 |
| R75.htm | 4619 | 2020-02-21 16:20:40 |
| R76.htm | 30648 | 2020-02-21 16:20:40 |
| R77.htm | 8833 | 2020-02-21 16:20:40 |
| R78.htm | 4625 | 2020-02-21 16:20:40 |
| R79.htm | 11440 | 2020-02-21 16:20:40 |
| R8.htm | 7131 | 2020-02-21 16:20:40 |
| R80.htm | 27640 | 2020-02-21 16:20:40 |
| R81.htm | 8620 | 2020-02-21 16:20:40 |
| R82.htm | 28216 | 2020-02-21 16:20:40 |
| R83.htm | 16249 | 2020-02-21 16:20:40 |
| R9.htm | 181196 | 2020-02-21 16:20:40 |
| report.css | 2767 | 2020-02-21 16:20:40 |
| Show.js | 1086 | 2020-02-21 16:20:40 |