Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001654954-17-004540-index-headers.html | 2017-05-12 12:37:31 | |
| 0001654954-17-004540-index.html | 2017-05-12 12:37:31 | |
| 0001654954-17-004540.txt | 2017-05-12 12:37:31 | |
 0001654954-17-004540-xbrl.zip | 30867 | 2017-05-12 12:37:31 |
| FilingSummary.xml | 10444 | 2017-05-12 12:37:31 |
| Financial_Report.xlsx | 24937 | 2017-05-12 12:37:31 |
| R1.htm | 25620 | 2017-05-12 12:37:31 |
| R10.htm | 8364 | 2017-05-12 12:37:31 |
| R11.htm | 8787 | 2017-05-12 12:37:31 |
| R12.htm | 14140 | 2017-05-12 12:37:31 |
| R13.htm | 8580 | 2017-05-12 12:37:31 |
| R14.htm | 10752 | 2017-05-12 12:37:31 |
| R15.htm | 4766 | 2017-05-12 12:37:31 |
| R16.htm | 7862 | 2017-05-12 12:37:31 |
| R17.htm | 10109 | 2017-05-12 12:37:31 |
| R2.htm | 47195 | 2017-05-12 12:37:31 |
| R3.htm | 14300 | 2017-05-12 12:37:31 |
| R4.htm | 44968 | 2017-05-12 12:37:31 |
| R5.htm | 56822 | 2017-05-12 12:37:31 |
| R6.htm | 16442 | 2017-05-12 12:37:31 |
| R7.htm | 7587 | 2017-05-12 12:37:31 |
| R8.htm | 8792 | 2017-05-12 12:37:31 |
| R9.htm | 13354 | 2017-05-12 12:37:31 |
| report.css | 2767 | 2017-05-12 12:37:31 |
| Show.js | 1410 | 2017-05-12 12:37:31 |
| zmtp-20170331.xml | 82177 | 2017-05-12 12:37:31 |
| zmtp-20170331.xsd | 13891 | 2017-05-12 12:37:31 |
| zmtp-20170331_cal.xml | 27144 | 2017-05-12 12:37:31 |
| zmtp-20170331_def.xml | 11465 | 2017-05-12 12:37:31 |
| zmtp-20170331_lab.xml | 95381 | 2017-05-12 12:37:31 |
| zmtp-20170331_pre.xml | 68569 | 2017-05-12 12:37:31 |
| zmtp_10q.htm | 314227 | 2017-05-12 12:37:31 |
| zmtp_ex311.htm | 12653 | 2017-05-12 12:37:31 |
| zmtp_ex321.htm | 7488 | 2017-05-12 12:37:31 |