Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000067215-21-000022-index-headers.html | 2021-05-25 18:22:44 | |
| 0000067215-21-000022-index.html | 2021-05-25 18:22:44 | |
| 0000067215-21-000022.txt | 2021-05-25 18:22:44 | |
 0000067215-21-000022-xbrl.zip | 30778 | 2021-05-25 18:22:44 |
| dy-20210525.htm | 39061 | 2021-05-25 18:22:44 |
| dy-20210525.xsd | 2277 | 2021-05-25 18:22:44 |
| dy-20210525_htm.xml | 10854 | 2021-05-25 18:22:44 |
| dy-20210525_lab.xml | 24470 | 2021-05-25 18:22:44 |
| dy-20210525_pre.xml | 13232 | 2021-05-25 18:22:44 |
| dyq1fy2022-transcriptex991.htm | 105656 | 2021-05-25 18:22:44 |
| FilingSummary.xml | 1737 | 2021-05-25 18:22:44 |
| Financial_Report.xlsx | 5716 | 2021-05-25 18:22:44 |
| MetaLinks.json | 18000 | 2021-05-25 18:22:44 |
| R1.htm | 38621 | 2021-05-25 18:22:44 |
| report.css | 2767 | 2021-05-25 18:22:44 |
| Show.js | 1084 | 2021-05-25 18:22:44 |