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| 0001494650-20-000136-index.html | 2020-11-05 07:02:29 | |
| 0001494650-20-000136.txt | 2020-11-05 07:02:29 | |
 0001494650-20-000136-xbrl.zip | 228735 | 2020-11-05 07:02:29 |
| FilingSummary.xml | 31142 | 2020-11-05 07:02:29 |
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| optn09302010qex311.htm | 7772 | 2020-11-05 07:02:29 |
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| report.css | 2767 | 2020-11-05 07:02:29 |
| Show.js | 1085 | 2020-11-05 07:02:29 |