Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-19-010862-index-headers.html | 2019-07-19 15:10:46 | |
| 0001493152-19-010862-index.html | 2019-07-19 15:10:46 | |
| 0001493152-19-010862.txt | 2019-07-19 15:10:46 | |
 0001493152-19-010862-xbrl.zip | 20995 | 2019-07-19 15:10:46 |
| ex31-1.htm | 21060 | 2019-07-19 15:10:46 |
| ex31-2.htm | 21074 | 2019-07-19 15:10:46 |
| ex32-1.htm | 7178 | 2019-07-19 15:10:46 |
| FilingSummary.xml | 8392 | 2019-07-19 15:10:46 |
| Financial_Report.xlsx | 18530 | 2019-07-19 15:10:46 |
| form10-q.htm | 189479 | 2019-07-19 15:10:46 |
| R1.htm | 31237 | 2019-07-19 15:10:46 |
| R10.htm | 5110 | 2019-07-19 15:10:46 |
| R11.htm | 16171 | 2019-07-19 15:10:46 |
| R12.htm | 10557 | 2019-07-19 15:10:46 |
| R13.htm | 19137 | 2019-07-19 15:10:46 |
| R2.htm | 32919 | 2019-07-19 15:10:46 |
| R3.htm | 18924 | 2019-07-19 15:10:46 |
| R4.htm | 27294 | 2019-07-19 15:10:46 |
| R5.htm | 20796 | 2019-07-19 15:10:46 |
| R6.htm | 30975 | 2019-07-19 15:10:46 |
| R7.htm | 7702 | 2019-07-19 15:10:46 |
| R8.htm | 8601 | 2019-07-19 15:10:46 |
| R9.htm | 6040 | 2019-07-19 15:10:46 |
| report.css | 2767 | 2019-07-19 15:10:46 |
| Show.js | 1085 | 2019-07-19 15:10:46 |
| ytfd-20190630.xml | 61714 | 2019-07-19 15:10:46 |
| ytfd-20190630.xsd | 9300 | 2019-07-19 15:10:46 |
| ytfd-20190630_cal.xml | 15415 | 2019-07-19 15:10:46 |
| ytfd-20190630_def.xml | 15796 | 2019-07-19 15:10:46 |
| ytfd-20190630_lab.xml | 65812 | 2019-07-19 15:10:46 |
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