Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001171843-21-006578-index-headers.html | 2021-09-21 07:00:17 | |
| 0001171843-21-006578-index.html | 2021-09-21 07:00:17 | |
| 0001171843-21-006578.txt | 2021-09-21 07:00:17 | |
 0001171843-21-006578-xbrl.zip | 10454 | 2021-09-21 07:00:17 |
| ddd-20210920.xsd | 3024 | 2021-09-21 07:00:17 |
| ddd-20210920_lab.xml | 34239 | 2021-09-21 07:00:17 |
| ddd-20210920_pre.xml | 22359 | 2021-09-21 07:00:17 |
| f8k_092121.htm | 23875 | 2021-09-21 07:00:17 |
| f8k_092121_htm.xml | 3492 | 2021-09-21 07:00:17 |
| FilingSummary.xml | 1580 | 2021-09-21 07:00:17 |
| Financial_Report.xlsx | 5670 | 2021-09-21 07:00:17 |
| MetaLinks.json | 37783 | 2021-09-21 07:00:17 |
| R1.htm | 38574 | 2021-09-21 07:00:17 |
| report.css | 2766 | 2021-09-21 07:00:17 |
| Show.js | 1084 | 2021-09-21 07:00:17 |