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|---|---|---|
 0001683168-19-001039-index-headers.html | 2019-04-15 16:01:03 | |
| 0001683168-19-001039-index.html | 2019-04-15 16:01:03 | |
| 0001683168-19-001039.txt | 2019-04-15 16:01:03 | |
 0001683168-19-001039-xbrl.zip | 52111 | 2019-04-15 16:01:03 |
| FilingSummary.xml | 16666 | 2019-04-15 16:01:03 |
| Financial_Report.xlsx | 42401 | 2019-04-15 16:01:03 |
| ptsc-20190228.xml | 277192 | 2019-04-15 16:01:03 |
| ptsc-20190228.xsd | 16106 | 2019-04-15 16:01:03 |
| ptsc-20190228_cal.xml | 35293 | 2019-04-15 16:01:03 |
| ptsc-20190228_def.xml | 55189 | 2019-04-15 16:01:03 |
| ptsc-20190228_lab.xml | 156437 | 2019-04-15 16:01:03 |
| ptsc-20190228_pre.xml | 117757 | 2019-04-15 16:01:03 |
| ptsc_10q-022819.htm | 335475 | 2019-04-15 16:01:03 |
| ptsc_ex3101.htm | 8175 | 2019-04-15 16:01:03 |
| ptsc_ex3102.htm | 7850 | 2019-04-15 16:01:03 |
| ptsc_ex3201.htm | 6230 | 2019-04-15 16:01:03 |
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| R9.htm | 23377 | 2019-04-15 16:01:03 |
| report.css | 2767 | 2019-04-15 16:01:03 |
| Show.js | 1085 | 2019-04-15 16:01:03 |