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| 0000076321-16-000104-index.html | 2016-08-03 16:57:04 | |
| 0000076321-16-000104.txt | 2016-08-03 16:57:04 | |
 0000076321-16-000104-xbrl.zip | 220426 | 2016-08-03 16:57:04 |
| FilingSummary.xml | 30297 | 2016-08-03 16:57:04 |
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| pkd-20160630.xml | 2802543 | 2016-08-03 16:57:04 |
| pkd-20160630.xsd | 40905 | 2016-08-03 16:57:04 |
| pkd-20160630_cal.xml | 89784 | 2016-08-03 16:57:04 |
| pkd-20160630_def.xml | 243914 | 2016-08-03 16:57:04 |
| pkd-20160630_lab.xml | 453067 | 2016-08-03 16:57:04 |
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| q2-6302016x10q.htm | 1807336 | 2016-08-03 16:57:04 |
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| report.css | 2767 | 2016-08-03 16:57:04 |
| Show.js | 1410 | 2016-08-03 16:57:04 |