Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-19-029551-index-headers.html | 2019-08-06 20:21:34 | |
| 0001564590-19-029551-index.html | 2019-08-06 20:21:34 | |
| 0001564590-19-029551.txt | 2019-08-06 20:21:34 | |
 0001564590-19-029551-xbrl.zip | 233283 | 2019-08-06 20:21:34 |
| FilingSummary.xml | 52689 | 2019-08-06 20:21:34 |
| Financial_Report.xlsx | 117652 | 2019-08-06 20:21:34 |
| R1.htm | 45707 | 2019-08-06 20:21:34 |
| R10.htm | 143062 | 2019-08-06 20:21:34 |
| R11.htm | 73453 | 2019-08-06 20:21:34 |
| R12.htm | 125788 | 2019-08-06 20:21:34 |
| R13.htm | 38140 | 2019-08-06 20:21:34 |
| R14.htm | 25869 | 2019-08-06 20:21:34 |
| R15.htm | 83024 | 2019-08-06 20:21:34 |
| R16.htm | 81891 | 2019-08-06 20:21:34 |
| R17.htm | 11321 | 2019-08-06 20:21:34 |
| R18.htm | 213443 | 2019-08-06 20:21:34 |
| R19.htm | 58735 | 2019-08-06 20:21:34 |
| R2.htm | 84162 | 2019-08-06 20:21:34 |
| R20.htm | 142547 | 2019-08-06 20:21:34 |
| R21.htm | 23712 | 2019-08-06 20:21:34 |
| R22.htm | 5617 | 2019-08-06 20:21:34 |
| R23.htm | 107829 | 2019-08-06 20:21:34 |
| R24.htm | 7908 | 2019-08-06 20:21:34 |
| R25.htm | 202819 | 2019-08-06 20:21:34 |
| R26.htm | 78238 | 2019-08-06 20:21:34 |
| R27.htm | 70260 | 2019-08-06 20:21:34 |
| R28.htm | 118859 | 2019-08-06 20:21:34 |
| R29.htm | 37247 | 2019-08-06 20:21:34 |
| R3.htm | 25824 | 2019-08-06 20:21:34 |
| R30.htm | 25664 | 2019-08-06 20:21:34 |
| R31.htm | 67333 | 2019-08-06 20:21:34 |
| R32.htm | 78810 | 2019-08-06 20:21:34 |
| R33.htm | 213523 | 2019-08-06 20:21:34 |
| R34.htm | 52207 | 2019-08-06 20:21:34 |
| R35.htm | 136144 | 2019-08-06 20:21:34 |
| R36.htm | 107995 | 2019-08-06 20:21:34 |
| R37.htm | 10046 | 2019-08-06 20:21:34 |
| R38.htm | 14391 | 2019-08-06 20:21:34 |
| R39.htm | 25045 | 2019-08-06 20:21:34 |
| R4.htm | 41349 | 2019-08-06 20:21:34 |
| R40.htm | 21198 | 2019-08-06 20:21:34 |
| R41.htm | 14584 | 2019-08-06 20:21:34 |
| R42.htm | 15415 | 2019-08-06 20:21:34 |
| R43.htm | 30180 | 2019-08-06 20:21:34 |
| R44.htm | 16548 | 2019-08-06 20:21:34 |
| R45.htm | 6488 | 2019-08-06 20:21:34 |
| R46.htm | 26196 | 2019-08-06 20:21:34 |
| R47.htm | 5114 | 2019-08-06 20:21:34 |
| R48.htm | 22767 | 2019-08-06 20:21:34 |
| R49.htm | 20425 | 2019-08-06 20:21:34 |
| R5.htm | 13623 | 2019-08-06 20:21:34 |
| R50.htm | 14381 | 2019-08-06 20:21:34 |
| R51.htm | 20880 | 2019-08-06 20:21:34 |
| R52.htm | 4852 | 2019-08-06 20:21:34 |
| R53.htm | 14018 | 2019-08-06 20:21:34 |
| R54.htm | 14505 | 2019-08-06 20:21:34 |
| R55.htm | 23669 | 2019-08-06 20:21:34 |
| R56.htm | 139059 | 2019-08-06 20:21:34 |
| R57.htm | 18414 | 2019-08-06 20:21:34 |
| R58.htm | 23799 | 2019-08-06 20:21:34 |
| R59.htm | 40900 | 2019-08-06 20:21:34 |
| R6.htm | 91675 | 2019-08-06 20:21:34 |
| R60.htm | 18997 | 2019-08-06 20:21:34 |
| R61.htm | 19732 | 2019-08-06 20:21:34 |
| R62.htm | 13806 | 2019-08-06 20:21:34 |
| R63.htm | 33672 | 2019-08-06 20:21:34 |
| R64.htm | 19139 | 2019-08-06 20:21:34 |
| R65.htm | 17209 | 2019-08-06 20:21:34 |
| R66.htm | 76283 | 2019-08-06 20:21:34 |
| R67.htm | 45708 | 2019-08-06 20:21:34 |
| R68.htm | 29367 | 2019-08-06 20:21:34 |
| R69.htm | 45769 | 2019-08-06 20:21:34 |
| R7.htm | 7838 | 2019-08-06 20:21:34 |
| R70.htm | 13256 | 2019-08-06 20:21:34 |
| R71.htm | 44087 | 2019-08-06 20:21:34 |
| R72.htm | 10883 | 2019-08-06 20:21:34 |
| R73.htm | 73126 | 2019-08-06 20:21:34 |
| R74.htm | 7966 | 2019-08-06 20:21:34 |
| R75.htm | 17908 | 2019-08-06 20:21:34 |
| R76.htm | 15227 | 2019-08-06 20:21:34 |
| R77.htm | 13547 | 2019-08-06 20:21:34 |
| R78.htm | 5681 | 2019-08-06 20:21:34 |
| R8.htm | 71833 | 2019-08-06 20:21:34 |
| R9.htm | 15260 | 2019-08-06 20:21:34 |
| report.css | 2767 | 2019-08-06 20:21:34 |
| Show.js | 1085 | 2019-08-06 20:21:34 |
| xfor-10q_20190630.htm | 2763407 | 2019-08-06 20:21:34 |
| xfor-20190630.xml | 2685599 | 2019-08-06 20:21:34 |
| xfor-20190630.xsd | 94992 | 2019-08-06 20:21:34 |
| xfor-20190630_cal.xml | 61911 | 2019-08-06 20:21:34 |
| xfor-20190630_def.xml | 311758 | 2019-08-06 20:21:34 |
| xfor-20190630_lab.xml | 640889 | 2019-08-06 20:21:34 |
| xfor-20190630_pre.xml | 511677 | 2019-08-06 20:21:34 |
| xfor-ex311_7.htm | 8697 | 2019-08-06 20:21:34 |
| xfor-ex312_6.htm | 8678 | 2019-08-06 20:21:34 |
| xfor-ex321_8.htm | 21689 | 2019-08-06 20:21:34 |