Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001694426-21-000106-index-headers.html | 2021-04-27 13:03:31 | |
| 0001694426-21-000106-index.html | 2021-04-27 13:03:31 | |
| 0001694426-21-000106.txt | 2021-04-27 13:03:31 | |
 0001694426-21-000106-xbrl.zip | 603307 | 2021-04-27 13:03:31 |
| dk-20210427.htm | 36528 | 2021-04-27 13:03:31 |
| dk-20210427.xsd | 2448 | 2021-04-27 13:03:31 |
| dk-20210427_cal.xml | 742 | 2021-04-27 13:03:31 |
| dk-20210427_def.xml | 1687 | 2021-04-27 13:03:31 |
 dk-20210427_g1.jpg | 785759 | 2021-04-27 13:03:31 |
| dk-20210427_htm.xml | 10751 | 2021-04-27 13:03:31 |
| dk-20210427_lab.xml | 24275 | 2021-04-27 13:03:31 |
| dk-20210427_pre.xml | 12678 | 2021-04-27 13:03:31 |
| FilingSummary.xml | 1758 | 2021-04-27 13:03:31 |
| Financial_Report.xlsx | 5670 | 2021-04-27 13:03:31 |
| MetaLinks.json | 17607 | 2021-04-27 13:03:31 |
| R1.htm | 38605 | 2021-04-27 13:03:31 |
| report.css | 2767 | 2021-04-27 13:03:31 |
| Show.js | 1085 | 2021-04-27 13:03:31 |