Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001193125-22-086041-index.html | 2022-03-28 09:01:03 | |
| 0001193125-22-086041.txt | 2022-03-28 09:01:03 | |
 0001193125-22-086041-xbrl.zip | 21303 | 2022-03-28 09:01:03 |
| d249478d8k.htm | 48901 | 2022-03-28 09:01:03 |
| d249478d8k_htm.xml | 3210 | 2022-03-28 09:01:03 |
| d249478dex991.htm | 19443 | 2022-03-28 09:01:03 |
| dk-20220327.xsd | 2851 | 2022-03-28 09:01:03 |
| dk-20220327_lab.xml | 17236 | 2022-03-28 09:01:03 |
| dk-20220327_pre.xml | 10811 | 2022-03-28 09:01:03 |
| FilingSummary.xml | 1790 | 2022-03-28 09:01:03 |
| Financial_Report.xlsx | 5672 | 2022-03-28 09:01:03 |
 g249478g0328021832941.jpg | 2906 | 2022-03-28 09:01:03 |
 g249478g0328075050852.jpg | 3998 | 2022-03-28 09:01:03 |
 g249478g0328075051383.jpg | 4142 | 2022-03-28 09:01:03 |
| MetaLinks.json | 17730 | 2022-03-28 09:01:03 |
| R1.htm | 38703 | 2022-03-28 09:01:03 |
| report.css | 2767 | 2022-03-28 09:01:03 |
| Show.js | 1085 | 2022-03-28 09:01:03 |