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|---|---|---|
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| 0000910638-17-000007-index.html | 2017-05-03 16:02:04 | |
| 0000910638-17-000007.txt | 2017-05-03 16:02:04 | |
 0000910638-17-000007-xbrl.zip | 112047 | 2017-05-03 16:02:04 |
| ddd-20170331.xml | 1476741 | 2017-05-03 16:02:04 |
| ddd-20170331.xsd | 36896 | 2017-05-03 16:02:04 |
| ddd-20170331x10q.htm | 1841767 | 2017-05-03 16:02:04 |
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| ddd-20170331xex31_1.htm | 33947 | 2017-05-03 16:02:04 |
| ddd-20170331xex31_2.htm | 35278 | 2017-05-03 16:02:04 |
| ddd-20170331xex32_1.htm | 13345 | 2017-05-03 16:02:04 |
| ddd-20170331xex32_2.htm | 13207 | 2017-05-03 16:02:04 |
| ddd-20170331_cal.xml | 58946 | 2017-05-03 16:02:04 |
| ddd-20170331_def.xml | 114977 | 2017-05-03 16:02:04 |
| ddd-20170331_lab.xml | 294703 | 2017-05-03 16:02:04 |
| ddd-20170331_pre.xml | 270312 | 2017-05-03 16:02:04 |
| FilingSummary.xml | 36266 | 2017-05-03 16:02:04 |
| Financial_Report.xlsx | 69118 | 2017-05-03 16:02:04 |
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| report.css | 2767 | 2017-05-03 16:02:04 |
| Show.js | 1410 | 2017-05-03 16:02:04 |