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| 0000078460-16-000062-index.html | 2016-09-07 16:03:06 | |
| 0000078460-16-000062.txt | 2016-09-07 16:03:06 | |
 0000078460-16-000062-xbrl.zip | 291508 | 2016-09-07 16:03:06 |
| a20160731exhibit311.htm | 21431 | 2016-09-07 16:03:06 |
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| a20160731exhibit321.htm | 8417 | 2016-09-07 16:03:06 |
| a20160731exhibit322.htm | 8322 | 2016-09-07 16:03:06 |
| FilingSummary.xml | 32469 | 2016-09-07 16:03:06 |
| Financial_Report.xlsx | 98193 | 2016-09-07 16:03:06 |
| pny-20160731.xml | 2223765 | 2016-09-07 16:03:06 |
| pny-20160731.xsd | 53048 | 2016-09-07 16:03:06 |
| pny-20160731x10xq.htm | 1954806 | 2016-09-07 16:03:06 |
| pny-20160731_cal.xml | 98277 | 2016-09-07 16:03:06 |
| pny-20160731_def.xml | 296444 | 2016-09-07 16:03:06 |
| pny-20160731_lab.xml | 891212 | 2016-09-07 16:03:06 |
| pny-20160731_pre.xml | 472424 | 2016-09-07 16:03:06 |
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| report.css | 2767 | 2016-09-07 16:03:06 |
| Show.js | 1410 | 2016-09-07 16:03:06 |