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|---|---|---|
 0000804753-19-000066-index-headers.html | 2019-11-12 16:01:41 | |
| 0000804753-19-000066-index.html | 2019-11-12 16:01:41 | |
| 0000804753-19-000066.txt | 2019-11-12 16:01:41 | |
 0000804753-19-000066-xbrl.zip | 102926 | 2019-11-12 16:01:41 |
| cern-20191105.xsd | 5823 | 2019-11-12 16:01:41 |
| cern-20191105_cal.xml | 1480 | 2019-11-12 16:01:41 |
| cern-20191105_def.xml | 14908 | 2019-11-12 16:01:41 |
| cern-20191105_lab.xml | 30260 | 2019-11-12 16:01:41 |
| cern-20191105_pre.xml | 16419 | 2019-11-12 16:01:41 |
| creditagreementamendme.htm | 67887 | 2019-11-12 16:01:41 |
| creditagreementamendme_htm.xml | 4450 | 2019-11-12 16:01:41 |
| ex101secondamendmentto.htm | 92138 | 2019-11-12 16:01:41 |
| ex104masternoteagreeme.htm | 619347 | 2019-11-12 16:01:41 |
| FilingSummary.xml | 1882 | 2019-11-12 16:01:41 |
| Financial_Report.xlsx | 5800 | 2019-11-12 16:01:41 |
| MetaLinks.json | 21558 | 2019-11-12 16:01:41 |
| R1.htm | 38876 | 2019-11-12 16:01:41 |
| report.css | 2767 | 2019-11-12 16:01:41 |
| Show.js | 1085 | 2019-11-12 16:01:41 |