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v3.20.2

COMMON STOCK - Warrants (Details) - shares | 6 Months Ended
--- | ---
Jun. 30, 2020 | Jun. 30, 2019
COMMON STOCK [Abstract] |  |
Warrants outstanding at beginning of period | 186,182 | 197,621
Issued | 0 | 0
Expired | 0 | 0
Warrants outstanding at end of period | 186,182 | 197,621

X
- Definition Number of warrants or rights outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of warrants or rights expired. + References No definition available. + Details
Name: | wwr_ClassOfWarrantOrRightExpired
Namespace Prefix: | wwr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of warrants or rights issued. + References No definition available. + Details
Name: | wwr_ClassOfWarrantOrRightIssued
Namespace Prefix: | wwr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration