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| 0001174947-18-000952-index.html | 2018-06-08 10:39:53 | |
| 0001174947-18-000952.txt | 2018-06-08 10:39:53 | |
 0001174947-18-000952-xbrl.zip | 98114 | 2018-06-08 10:39:53 |
| ex31-1.htm | 8847 | 2018-06-08 10:39:53 |
| ex31-2.htm | 9117 | 2018-06-08 10:39:53 |
| ex32-1.htm | 4373 | 2018-06-08 10:39:53 |
| ex32-2.htm | 4310 | 2018-06-08 10:39:53 |
| FilingSummary.xml | 25170 | 2018-06-08 10:39:53 |
| Financial_Report.xlsx | 54551 | 2018-06-08 10:39:53 |
| form10q-20373_frevs.htm | 535549 | 2018-06-08 10:39:53 |
| frevsob-20180430.xml | 386500 | 2018-06-08 10:39:53 |
| frevsob-20180430.xsd | 40322 | 2018-06-08 10:39:53 |
| frevsob-20180430_cal.xml | 57802 | 2018-06-08 10:39:53 |
| frevsob-20180430_def.xml | 167121 | 2018-06-08 10:39:53 |
| frevsob-20180430_lab.xml | 342203 | 2018-06-08 10:39:53 |
| frevsob-20180430_pre.xml | 252612 | 2018-06-08 10:39:53 |
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| R30.htm | 21860 | 2018-06-08 10:39:53 |
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| R32.htm | 146180 | 2018-06-08 10:39:53 |
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| R9.htm | 6737 | 2018-06-08 10:39:53 |
| report.css | 2767 | 2018-06-08 10:39:53 |
| Show.js | 1410 | 2018-06-08 10:39:53 |