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| 0001437749-17-016933-index.html | 2017-10-06 14:36:30 | |
| 0001437749-17-016933.txt | 2017-10-06 14:36:30 | |
 0001437749-17-016933-xbrl.zip | 76908 | 2017-10-06 14:36:30 |
| ex_96220.htm | 12828 | 2017-10-06 14:36:30 |
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| ex_96223.htm | 4738 | 2017-10-06 14:36:30 |
| FilingSummary.xml | 22965 | 2017-10-06 14:36:30 |
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| pke-20170827.xml | 606360 | 2017-10-06 14:36:30 |
| pke-20170827.xsd | 34963 | 2017-10-06 14:36:30 |
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| pke20170827_10q.htm | 607295 | 2017-10-06 14:36:30 |
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| report.css | 2767 | 2017-10-06 14:36:30 |
| Show.js | 1410 | 2017-10-06 14:36:30 |