Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000928816-17-000843-index-headers.html | 2017-03-16 14:18:44 | |
| 0000928816-17-000843-index.html | 2017-03-16 14:18:44 | |
| 0000928816-17-000843.txt | 2017-03-16 14:18:44 | |
 0000928816-17-000843-xbrl.zip | 15591 | 2017-03-16 14:18:44 |
| a_teifsumsupp.htm | 11514 | 2017-03-16 14:18:44 |
| FilingSummary.xml | 2541 | 2017-03-16 14:18:44 |
| ptaex-20170310.xml | 28306 | 2017-03-16 14:18:44 |
| ptaex-20170310.xsd | 3740 | 2017-03-16 14:18:44 |
| ptaex-20170310_def.xml | 7241 | 2017-03-16 14:18:44 |
| ptaex-20170310_lab.xml | 114624 | 2017-03-16 14:18:44 |
| ptaex-20170310_pre.xml | 27854 | 2017-03-16 14:18:44 |
| R1.htm | 17203 | 2017-03-16 14:18:44 |
| R2.htm | 36887 | 2017-03-16 14:18:44 |
| R6.htm | 66390 | 2017-03-16 14:18:44 |
| report.css | 2767 | 2017-03-16 14:18:44 |
| Show.js | 1410 | 2017-03-16 14:18:44 |
 sumlogo.jpg | 7334 | 2017-03-16 14:18:44 |