Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-20-007268-index-headers.html | 2020-04-07 16:30:56 | |
| 0001437749-20-007268-index.html | 2020-04-07 16:30:56 | |
| 0001437749-20-007268.txt | 2020-04-07 16:30:56 | |
 0001437749-20-007268-xbrl.zip | 12191 | 2020-04-07 16:30:56 |
| ckh-20200406.xsd | 3690 | 2020-04-07 16:30:56 |
| ckh-20200406_def.xml | 11582 | 2020-04-07 16:30:56 |
| ckh-20200406_lab.xml | 15465 | 2020-04-07 16:30:56 |
| ckh-20200406_pre.xml | 11736 | 2020-04-07 16:30:56 |
| ex_180298.htm | 6442 | 2020-04-07 16:30:56 |
| FilingSummary.xml | 1760 | 2020-04-07 16:30:56 |
| Financial_Report.xlsx | 5775 | 2020-04-07 16:30:56 |
| MetaLinks.json | 19322 | 2020-04-07 16:30:56 |
| R1.htm | 38853 | 2020-04-07 16:30:56 |
| report.css | 2766 | 2020-04-07 16:30:56 |
| seah20200406_8k.htm | 29123 | 2020-04-07 16:30:56 |
| seah20200406_8k_htm.xml | 2551 | 2020-04-07 16:30:56 |
| Show.js | 1085 | 2020-04-07 16:30:56 |
 slogo.jpg | 12195 | 2020-04-07 16:30:56 |