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|---|---|---|
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| 0000088053-20-000110-index.html | 2020-02-10 10:17:30 | |
| 0000088053-20-000110.txt | 2020-02-10 10:17:30 | |
 0000088053-20-000110-xbrl.zip | 142845 | 2020-02-10 10:17:30 |
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| ddit-20200127.xsd | 34513 | 2020-02-10 10:17:30 |
| ddit-20200127_cal.xml | 4739 | 2020-02-10 10:17:30 |
| ddit-20200127_def.xml | 1103435 | 2020-02-10 10:17:30 |
| ddit-20200127_lab.xml | 202781 | 2020-02-10 10:17:30 |
| ddit-20200127_pre.xml | 888552 | 2020-02-10 10:17:30 |
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| R1.htm | 18233 | 2020-02-10 10:17:30 |
| R10.htm | 282626 | 2020-02-10 10:17:30 |
| R11.htm | 121223 | 2020-02-10 10:17:30 |
| R19.htm | 263456 | 2020-02-10 10:17:30 |
| R2.htm | 131060 | 2020-02-10 10:17:30 |
| R20.htm | 127079 | 2020-02-10 10:17:30 |
| R28.htm | 266968 | 2020-02-10 10:17:30 |
| R29.htm | 131441 | 2020-02-10 10:17:30 |
| R37.htm | 284618 | 2020-02-10 10:17:30 |
| R38.htm | 132222 | 2020-02-10 10:17:30 |
| R45.htm | 264023 | 2020-02-10 10:17:30 |
| R46.htm | 7497 | 2020-02-10 10:17:30 |
| report.css | 2767 | 2020-02-10 10:17:30 |
| Show.js | 1085 | 2020-02-10 10:17:30 |
| xb020120inv.htm | 32488 | 2020-02-10 10:17:30 |