Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000928816-17-002188-index-headers.html | 2017-10-16 12:40:05 | |
| 0000928816-17-002188-index.html | 2017-10-16 12:40:05 | |
| 0000928816-17-002188.txt | 2017-10-16 12:40:05 | |
 0000928816-17-002188-xbrl.zip | 34649 | 2017-10-16 12:40:05 |
| a_teifcover.htm | 52539 | 2017-10-16 12:40:05 |
 BarChart1.png | 27797 | 2017-10-16 12:40:05 |
 BarChart2.png | 27838 | 2017-10-16 12:40:05 |
 BarChart3.png | 28018 | 2017-10-16 12:40:05 |
 BarChart4.png | 29060 | 2017-10-16 12:40:05 |
 BarChart5.png | 27766 | 2017-10-16 12:40:05 |
| FilingSummary.xml | 5224 | 2017-10-16 12:40:05 |
| ptaex-20170930.xml | 220955 | 2017-10-16 12:40:05 |
| ptaex-20170930.xsd | 11652 | 2017-10-16 12:40:05 |
| ptaex-20170930_def.xml | 113754 | 2017-10-16 12:40:05 |
| ptaex-20170930_lab.xml | 152898 | 2017-10-16 12:40:05 |
| ptaex-20170930_pre.xml | 224146 | 2017-10-16 12:40:05 |
| R1.htm | 112762 | 2017-10-16 12:40:05 |
| R13.htm | 571299 | 2017-10-16 12:40:05 |
| R2.htm | 112716 | 2017-10-16 12:40:05 |
| R3.htm | 112725 | 2017-10-16 12:40:05 |
| R4.htm | 112659 | 2017-10-16 12:40:05 |
| R5.htm | 112706 | 2017-10-16 12:40:05 |
| R6.htm | 97556 | 2017-10-16 12:40:05 |
| report.css | 2767 | 2017-10-16 12:40:05 |
| Show.js | 1410 | 2017-10-16 12:40:05 |