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| 0001296435-19-000153-index.html | 2019-11-26 11:18:45 | |
| 0001296435-19-000153.txt | 2019-11-26 11:18:45 | |
 0001296435-19-000153-xbrl.zip | 15789 | 2019-11-26 11:18:45 |
| FilingSummary.xml | 1754 | 2019-11-26 11:18:45 |
| Financial_Report.xlsx | 5756 | 2019-11-26 11:18:45 |
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| form8-kxx2020dividends_htm.xml | 4154 | 2019-11-26 11:18:45 |
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| np-20191126.xsd | 4819 | 2019-11-26 11:18:45 |
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| prdatednovember262019.htm | 8089 | 2019-11-26 11:18:45 |
| R1.htm | 38597 | 2019-11-26 11:18:45 |
| report.css | 2766 | 2019-11-26 11:18:45 |
| Show.js | 1085 | 2019-11-26 11:18:45 |