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| 0001193125-14-110721-index.html | 2014-03-21 19:12:19 | |
| 0001193125-14-110721.txt | 2014-03-21 19:12:19 | |
 0001193125-14-110721-xbrl.zip | 53353 | 2014-03-21 19:12:19 |
| d658288d10k.htm | 260319 | 2014-03-21 19:12:19 |
| d658288dex311.htm | 9430 | 2014-03-21 19:12:19 |
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| d658288dex321.htm | 4830 | 2014-03-21 19:12:19 |
| dtrpi-20131231.xml | 275810 | 2014-03-21 19:12:19 |
| dtrpi-20131231.xsd | 32340 | 2014-03-21 19:12:19 |
| dtrpi-20131231_cal.xml | 33938 | 2014-03-21 19:12:19 |
| dtrpi-20131231_def.xml | 49349 | 2014-03-21 19:12:19 |
| dtrpi-20131231_lab.xml | 186109 | 2014-03-21 19:12:19 |
| dtrpi-20131231_pre.xml | 123599 | 2014-03-21 19:12:19 |
| FilingSummary.xml | 19051 | 2014-03-21 19:12:19 |
| Financial_Report.xls | 236138 | 2014-03-21 19:12:19 |
| Financial_Report.xlsx | 68659 | 2014-03-21 19:12:19 |
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| report.css | 2740 | 2014-03-21 19:12:19 |
| Show.js | 1410 | 2014-03-21 19:12:19 |