Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-20-000849-index-headers.html | 2020-02-14 17:30:54 | |
| 0001558370-20-000849-index.html | 2020-02-14 17:30:54 | |
| 0001558370-20-000849.txt | 2020-02-14 17:30:54 | |
 0001558370-20-000849-xbrl.zip | 209981 | 2020-02-14 17:30:54 |
| FilingSummary.xml | 42276 | 2020-02-14 17:30:54 |
| Financial_Report.xlsx | 96082 | 2020-02-14 17:30:54 |
| R1.htm | 35435 | 2020-02-14 17:30:54 |
| R10.htm | 125076 | 2020-02-14 17:30:54 |
| R11.htm | 215060 | 2020-02-14 17:30:54 |
| R12.htm | 30597 | 2020-02-14 17:30:54 |
| R13.htm | 18988 | 2020-02-14 17:30:54 |
| R14.htm | 34427 | 2020-02-14 17:30:54 |
| R15.htm | 150446 | 2020-02-14 17:30:54 |
| R16.htm | 177198 | 2020-02-14 17:30:54 |
| R17.htm | 7671 | 2020-02-14 17:30:54 |
| R18.htm | 78745 | 2020-02-14 17:30:54 |
| R19.htm | 261654 | 2020-02-14 17:30:54 |
| R2.htm | 79216 | 2020-02-14 17:30:54 |
| R20.htm | 167018 | 2020-02-14 17:30:54 |
| R21.htm | 105359 | 2020-02-14 17:30:54 |
| R22.htm | 52511 | 2020-02-14 17:30:54 |
| R23.htm | 120471 | 2020-02-14 17:30:54 |
| R24.htm | 196651 | 2020-02-14 17:30:54 |
| R25.htm | 28434 | 2020-02-14 17:30:54 |
| R26.htm | 17875 | 2020-02-14 17:30:54 |
| R27.htm | 24990 | 2020-02-14 17:30:54 |
| R28.htm | 147427 | 2020-02-14 17:30:54 |
| R29.htm | 174898 | 2020-02-14 17:30:54 |
| R3.htm | 13003 | 2020-02-14 17:30:54 |
| R30.htm | 75206 | 2020-02-14 17:30:54 |
| R31.htm | 260509 | 2020-02-14 17:30:54 |
| R32.htm | 12297 | 2020-02-14 17:30:54 |
| R33.htm | 18719 | 2020-02-14 17:30:54 |
| R34.htm | 4807 | 2020-02-14 17:30:54 |
| R35.htm | 6891 | 2020-02-14 17:30:54 |
| R36.htm | 22467 | 2020-02-14 17:30:54 |
| R37.htm | 35480 | 2020-02-14 17:30:54 |
| R38.htm | 30986 | 2020-02-14 17:30:54 |
| R39.htm | 8447 | 2020-02-14 17:30:54 |
| R4.htm | 51773 | 2020-02-14 17:30:54 |
| R40.htm | 16180 | 2020-02-14 17:30:54 |
| R41.htm | 7783 | 2020-02-14 17:30:54 |
| R42.htm | 59934 | 2020-02-14 17:30:54 |
| R43.htm | 30171 | 2020-02-14 17:30:54 |
| R44.htm | 27655 | 2020-02-14 17:30:54 |
| R45.htm | 149967 | 2020-02-14 17:30:54 |
| R46.htm | 11869 | 2020-02-14 17:30:54 |
| R47.htm | 41985 | 2020-02-14 17:30:54 |
| R48.htm | 8403 | 2020-02-14 17:30:54 |
| R49.htm | 13716 | 2020-02-14 17:30:54 |
| R5.htm | 46780 | 2020-02-14 17:30:54 |
| R50.htm | 4650 | 2020-02-14 17:30:54 |
| R51.htm | 83091 | 2020-02-14 17:30:54 |
| R52.htm | 7783 | 2020-02-14 17:30:54 |
| R53.htm | 38612 | 2020-02-14 17:30:54 |
| R54.htm | 24407 | 2020-02-14 17:30:54 |
| R55.htm | 30905 | 2020-02-14 17:30:54 |
| R56.htm | 23307 | 2020-02-14 17:30:54 |
| R57.htm | 34273 | 2020-02-14 17:30:54 |
| R58.htm | 9235 | 2020-02-14 17:30:54 |
| R59.htm | 44856 | 2020-02-14 17:30:54 |
| R6.htm | 83019 | 2020-02-14 17:30:54 |
| R60.htm | 10006 | 2020-02-14 17:30:54 |
| R61.htm | 36953 | 2020-02-14 17:30:54 |
| R62.htm | 6990 | 2020-02-14 17:30:54 |
| R63.htm | 35812 | 2020-02-14 17:30:54 |
| R64.htm | 19482 | 2020-02-14 17:30:54 |
| R65.htm | 14260 | 2020-02-14 17:30:54 |
| R66.htm | 78137 | 2020-02-14 17:30:54 |
| R7.htm | 130016 | 2020-02-14 17:30:54 |
| R8.htm | 12937 | 2020-02-14 17:30:54 |
| R9.htm | 52829 | 2020-02-14 17:30:54 |
| report.css | 2767 | 2020-02-14 17:30:54 |
| Show.js | 1085 | 2020-02-14 17:30:54 |
| wwr-20191231.xml | 3095248 | 2020-02-14 17:30:54 |
| wwr-20191231.xsd | 74834 | 2020-02-14 17:30:54 |
| wwr-20191231ex211635930.htm | 1730 | 2020-02-14 17:30:54 |
| wwr-20191231ex231fe1699.htm | 4328 | 2020-02-14 17:30:54 |
| wwr-20191231ex311b085f8.htm | 12962 | 2020-02-14 17:30:54 |
| wwr-20191231ex312c053e2.htm | 12763 | 2020-02-14 17:30:54 |
| wwr-20191231ex321ce0a1d.htm | 8414 | 2020-02-14 17:30:54 |
| wwr-20191231ex322321e11.htm | 7831 | 2020-02-14 17:30:54 |
| wwr-20191231ex41901a544.htm | 13205 | 2020-02-14 17:30:54 |
| wwr-20191231x10k.htm | 3397137 | 2020-02-14 17:30:54 |
| wwr-20191231_cal.xml | 71655 | 2020-02-14 17:30:54 |
| wwr-20191231_def.xml | 248838 | 2020-02-14 17:30:54 |
| wwr-20191231_lab.xml | 577966 | 2020-02-14 17:30:54 |
| wwr-20191231_pre.xml | 456689 | 2020-02-14 17:30:54 |
 wwr20191231ex211635930001.jpg | 166544 | 2020-02-14 17:30:54 |
 wwr20191231x10k001.jpg | 154008 | 2020-02-14 17:30:54 |
 wwr20191231x10k002.jpg | 495730 | 2020-02-14 17:30:54 |
 wwr20191231x10k003.jpg | 214656 | 2020-02-14 17:30:54 |
 wwr20191231x10k004.jpg | 31232 | 2020-02-14 17:30:54 |
 wwr20191231x10k005.jpg | 241909 | 2020-02-14 17:30:54 |
 wwr20191231x10k006.jpg | 94890 | 2020-02-14 17:30:54 |
 wwr20191231x10k007.jpg | 153555 | 2020-02-14 17:30:54 |
 wwr20191231x10k008.jpg | 130310 | 2020-02-14 17:30:54 |
 wwr20191231x10k009.jpg | 110871 | 2020-02-14 17:30:54 |
 wwr20191231x10k010.jpg | 174565 | 2020-02-14 17:30:54 |
 wwr20191231x10k011.jpg | 254237 | 2020-02-14 17:30:54 |
 wwr20191231x10k012.jpg | 206531 | 2020-02-14 17:30:54 |