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 0001564590-19-022794-index-headers.html | 2019-06-18 17:04:21 | |
| 0001564590-19-022794-index.html | 2019-06-18 17:04:21 | |
| 0001564590-19-022794.txt | 2019-06-18 17:04:21 | |
 0001564590-19-022794-xbrl.zip | 63911 | 2019-06-18 17:04:21 |
| chke-10q_20190504.htm | 1108296 | 2019-06-18 17:04:21 |
| chke-20190504.xml | 547527 | 2019-06-18 17:04:21 |
| chke-20190504.xsd | 28182 | 2019-06-18 17:04:21 |
| chke-20190504_cal.xml | 44950 | 2019-06-18 17:04:21 |
| chke-20190504_def.xml | 63345 | 2019-06-18 17:04:21 |
| chke-20190504_lab.xml | 233374 | 2019-06-18 17:04:21 |
| chke-20190504_pre.xml | 165525 | 2019-06-18 17:04:21 |
| chke-ex311_9.htm | 11376 | 2019-06-18 17:04:21 |
| chke-ex312_7.htm | 11388 | 2019-06-18 17:04:21 |
| chke-ex321_8.htm | 8632 | 2019-06-18 17:04:21 |
| chke-ex322_6.htm | 8496 | 2019-06-18 17:04:21 |
| FilingSummary.xml | 21391 | 2019-06-18 17:04:21 |
| Financial_Report.xlsx | 36448 | 2019-06-18 17:04:21 |
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| R9.htm | 56731 | 2019-06-18 17:04:21 |
| report.css | 2767 | 2019-06-18 17:04:21 |
| Show.js | 1085 | 2019-06-18 17:04:21 |