XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.20.2

SALE OF URANIUM ASSETS - Disposal of Uranium Assets (Details) $ in Thousands | Aug. 30, 2019 USD ($) | Mar. 05, 2019 USD ($) item
--- | --- | ---
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Number of Royalty interests sold | item |  | 4
Exchange for final payment | $ 1,250 |
Uranium assets |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Borrowings |  | $ 2,000
Total cash consideration of disposal |  | 2,750
Paid at signing |  | $ 500
Cash proceed | $ 1,000 |

X
- Definition Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. + References No definition available. + Details
Name: | us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromDivestitureOfBusinesses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Borrowing amount classified as assets attributable to disposal group held for sale or disposed of. + References No definition available. + Details
Name: | wwr_DisposalGroupIncludingDiscontinuedOperationsBorrowings
Namespace Prefix: | wwr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents the number of royalty interests. + References No definition available. + Details
Name: | wwr_NumberOfRoyaltyInterests
Namespace Prefix: | wwr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow from disposal of mineral properties and promissory note. + References No definition available. + Details
Name: | wwr_ProceedsFromSaleOfMineralPropertiesAndPromissoryNote
Namespace Prefix: | wwr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of cash proceeds from transferred ownership of the royalties and promissory note. + References No definition available. + Details
Name: | wwr_ProceedsFromTransferOfRoyaltyInterestAndPromissoryNote
Namespace Prefix: | wwr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |