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| 0001683168-20-003851-index.html | 2020-11-12 16:00:49 | |
| 0001683168-20-003851.txt | 2020-11-12 16:00:49 | |
 0001683168-20-003851-xbrl.zip | 53373 | 2020-11-12 16:00:49 |
| FilingSummary.xml | 19238 | 2020-11-12 16:00:49 |
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| peye-20200930.xml | 282123 | 2020-11-12 16:00:49 |
| peye-20200930.xsd | 21059 | 2020-11-12 16:00:49 |
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| precision_10q-093020.htm | 276196 | 2020-11-12 16:00:49 |
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| R9.htm | 6351 | 2020-11-12 16:00:49 |
| report.css | 2767 | 2020-11-12 16:00:49 |
| Show.js | 1085 | 2020-11-12 16:00:49 |