Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000928816-18-001271-index-headers.html | 2018-06-08 09:25:03 | |
| 0000928816-18-001271-index.html | 2018-06-08 09:25:03 | |
| 0000928816-18-001271.txt | 2018-06-08 09:25:03 | |
 0000928816-18-001271-xbrl.zip | 17987 | 2018-06-08 09:25:03 |
| a_teif.htm | 11349 | 2018-06-08 09:25:03 |
| FilingSummary.xml | 2264 | 2018-06-08 09:25:03 |
| ptaex-20180515.xml | 21560 | 2018-06-08 09:25:03 |
| ptaex-20180515.xsd | 4738 | 2018-06-08 09:25:03 |
| ptaex-20180515_def.xml | 27933 | 2018-06-08 09:25:03 |
| ptaex-20180515_lab.xml | 116358 | 2018-06-08 09:25:03 |
| ptaex-20180515_pre.xml | 60795 | 2018-06-08 09:25:03 |
| R1.htm | 42165 | 2018-06-08 09:25:03 |
| R5.htm | 68700 | 2018-06-08 09:25:03 |
| report.css | 2767 | 2018-06-08 09:25:03 |
| Show.js | 1410 | 2018-06-08 09:25:03 |
 sumlogo.jpg | 8875 | 2018-06-08 09:25:03 |