Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001514226-17-000016-index-headers.html | 2017-03-29 15:17:04 | |
| 0001514226-17-000016-index.html | 2017-03-29 15:17:04 | |
| 0001514226-17-000016.txt | 2017-03-29 15:17:04 | |
 0001514226-17-000016-xbrl.zip | 444423 | 2017-03-29 15:17:04 |
| dth-20161231.xml | 4001685 | 2017-03-29 15:17:04 |
| dth-20161231.xsd | 90618 | 2017-03-29 15:17:04 |
| dth-20161231_cal.xml | 161748 | 2017-03-29 15:17:04 |
| dth-20161231_def.xml | 582640 | 2017-03-29 15:17:04 |
| dth-20161231_lab.xml | 1168238 | 2017-03-29 15:17:04 |
| dth-20161231_pre.xml | 817190 | 2017-03-29 15:17:04 |
| dth12311610-k.htm | 3785371 | 2017-03-29 15:17:04 |
| dth123116ex211.htm | 15681 | 2017-03-29 15:17:04 |
| dth123116ex311.htm | 14898 | 2017-03-29 15:17:04 |
| dth123116ex312.htm | 14863 | 2017-03-29 15:17:04 |
| dth123116ex321.htm | 7359 | 2017-03-29 15:17:04 |
| dth123116ex322.htm | 7417 | 2017-03-29 15:17:04 |
| FilingSummary.xml | 53027 | 2017-03-29 15:17:04 |
| Financial_Report.xlsx | 165378 | 2017-03-29 15:17:04 |
| R1.htm | 28376 | 2017-03-29 15:17:04 |
| R10.htm | 141802 | 2017-03-29 15:17:04 |
| R11.htm | 156119 | 2017-03-29 15:17:04 |
| R12.htm | 20285 | 2017-03-29 15:17:04 |
| R13.htm | 35258 | 2017-03-29 15:17:04 |
| R14.htm | 156834 | 2017-03-29 15:17:04 |
| R15.htm | 57310 | 2017-03-29 15:17:04 |
| R16.htm | 46650 | 2017-03-29 15:17:04 |
| R17.htm | 45693 | 2017-03-29 15:17:04 |
| R18.htm | 129269 | 2017-03-29 15:17:04 |
| R19.htm | 65953 | 2017-03-29 15:17:04 |
| R2.htm | 42495 | 2017-03-29 15:17:04 |
| R20.htm | 10477 | 2017-03-29 15:17:04 |
| R21.htm | 5060 | 2017-03-29 15:17:04 |
| R22.htm | 61377 | 2017-03-29 15:17:04 |
| R23.htm | 24764 | 2017-03-29 15:17:04 |
| R24.htm | 114210 | 2017-03-29 15:17:04 |
| R25.htm | 34827 | 2017-03-29 15:17:04 |
| R26.htm | 81806 | 2017-03-29 15:17:04 |
| R27.htm | 124210 | 2017-03-29 15:17:04 |
| R28.htm | 152649 | 2017-03-29 15:17:04 |
| R29.htm | 13905 | 2017-03-29 15:17:04 |
| R3.htm | 26601 | 2017-03-29 15:17:04 |
| R30.htm | 22311 | 2017-03-29 15:17:04 |
| R31.htm | 74754 | 2017-03-29 15:17:04 |
| R32.htm | 29356 | 2017-03-29 15:17:04 |
| R33.htm | 34720 | 2017-03-29 15:17:04 |
| R34.htm | 36766 | 2017-03-29 15:17:04 |
| R35.htm | 145094 | 2017-03-29 15:17:04 |
| R36.htm | 50072 | 2017-03-29 15:17:04 |
| R37.htm | 1019057 | 2017-03-29 15:17:04 |
| R38.htm | 55908 | 2017-03-29 15:17:04 |
| R39.htm | 5866 | 2017-03-29 15:17:04 |
| R4.htm | 86394 | 2017-03-29 15:17:04 |
| R40.htm | 7857 | 2017-03-29 15:17:04 |
| R41.htm | 21267 | 2017-03-29 15:17:04 |
| R42.htm | 22106 | 2017-03-29 15:17:04 |
| R43.htm | 19801 | 2017-03-29 15:17:04 |
| R44.htm | 48813 | 2017-03-29 15:17:04 |
| R45.htm | 6239 | 2017-03-29 15:17:04 |
| R46.htm | 20072 | 2017-03-29 15:17:04 |
| R47.htm | 10910 | 2017-03-29 15:17:04 |
| R48.htm | 12623 | 2017-03-29 15:17:04 |
| R49.htm | 22025 | 2017-03-29 15:17:04 |
| R5.htm | 13054 | 2017-03-29 15:17:04 |
| R50.htm | 54393 | 2017-03-29 15:17:04 |
| R51.htm | 15676 | 2017-03-29 15:17:04 |
| R52.htm | 45162 | 2017-03-29 15:17:04 |
| R53.htm | 15981 | 2017-03-29 15:17:04 |
| R54.htm | 10321 | 2017-03-29 15:17:04 |
| R55.htm | 29089 | 2017-03-29 15:17:04 |
| R56.htm | 57553 | 2017-03-29 15:17:04 |
| R57.htm | 12796 | 2017-03-29 15:17:04 |
| R58.htm | 30302 | 2017-03-29 15:17:04 |
| R59.htm | 17019 | 2017-03-29 15:17:04 |
| R6.htm | 101850 | 2017-03-29 15:17:04 |
| R60.htm | 27135 | 2017-03-29 15:17:04 |
| R61.htm | 9614 | 2017-03-29 15:17:04 |
| R62.htm | 14830 | 2017-03-29 15:17:04 |
| R63.htm | 75089 | 2017-03-29 15:17:04 |
| R64.htm | 16007 | 2017-03-29 15:17:04 |
| R65.htm | 88902 | 2017-03-29 15:17:04 |
| R66.htm | 311710 | 2017-03-29 15:17:04 |
| R67.htm | 17744 | 2017-03-29 15:17:04 |
| R68.htm | 24469 | 2017-03-29 15:17:04 |
| R69.htm | 28541 | 2017-03-29 15:17:04 |
| R7.htm | 41682 | 2017-03-29 15:17:04 |
| R70.htm | 73281 | 2017-03-29 15:17:04 |
| R71.htm | 81930 | 2017-03-29 15:17:04 |
| R72.htm | 20343 | 2017-03-29 15:17:04 |
| R73.htm | 10370 | 2017-03-29 15:17:04 |
| R74.htm | 46363 | 2017-03-29 15:17:04 |
| R75.htm | 22766 | 2017-03-29 15:17:04 |
| R76.htm | 6870 | 2017-03-29 15:17:04 |
| R77.htm | 14116 | 2017-03-29 15:17:04 |
| R78.htm | 27276 | 2017-03-29 15:17:04 |
| R79.htm | 16978 | 2017-03-29 15:17:04 |
| R8.htm | 89272 | 2017-03-29 15:17:04 |
| R80.htm | 16100 | 2017-03-29 15:17:04 |
| R81.htm | 34523 | 2017-03-29 15:17:04 |
| R82.htm | 69724 | 2017-03-29 15:17:04 |
| R83.htm | 6716 | 2017-03-29 15:17:04 |
| R84.htm | 77009 | 2017-03-29 15:17:04 |
| R85.htm | 126615 | 2017-03-29 15:17:04 |
| R86.htm | 148017 | 2017-03-29 15:17:04 |
| R87.htm | 143961 | 2017-03-29 15:17:04 |
| R88.htm | 19947 | 2017-03-29 15:17:04 |
| R89.htm | 20715 | 2017-03-29 15:17:04 |
| R9.htm | 89188 | 2017-03-29 15:17:04 |
| R90.htm | 21285 | 2017-03-29 15:17:04 |
| R91.htm | 6732 | 2017-03-29 15:17:04 |
| R92.htm | 12440 | 2017-03-29 15:17:04 |
| report.css | 2768 | 2017-03-29 15:17:04 |
| Show.js | 1411 | 2017-03-29 15:17:04 |