Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001171843-20-006671-index-headers.html | 2020-09-25 17:27:16 | |
| 0001171843-20-006671-index.html | 2020-09-25 17:27:16 | |
| 0001171843-20-006671.txt | 2020-09-25 17:27:16 | |
 0001171843-20-006671-xbrl.zip | 11100 | 2020-09-25 17:27:16 |
| ddd-20200921.xsd | 3198 | 2020-09-25 17:27:16 |
| ddd-20200921_lab.xml | 34591 | 2020-09-25 17:27:16 |
| ddd-20200921_pre.xml | 22719 | 2020-09-25 17:27:16 |
| f8k_092520.htm | 22988 | 2020-09-25 17:27:16 |
| f8k_092520_htm.xml | 3498 | 2020-09-25 17:27:16 |
| FilingSummary.xml | 1590 | 2020-09-25 17:27:16 |
| Financial_Report.xlsx | 5451 | 2020-09-25 17:27:16 |
| MetaLinks.json | 38922 | 2020-09-25 17:27:16 |
| R1.htm | 38161 | 2020-09-25 17:27:16 |
| report.css | 2765 | 2020-09-25 17:27:16 |
| Show.js | 1084 | 2020-09-25 17:27:16 |