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v3.20.2

Share Capital, Warrants and Options - Schedule of Number and Weighted Average Exercise Prices of Warrants (Details) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 shares EquityInstruments $ / shares | Dec. 31, 2019 shares $ / shares
Statement Line Items [Line Items] |  |
Outstanding at end of year | EquityInstruments | 3,984,731 |
Post-consolidation Basis [Member] |  |
Statement Line Items [Line Items] |  |
Outstanding at beginning of year | shares | 15,651,397 | 25,797,283
Issued | shares |  | 3,984,731
Cancelled / expired | shares | (11,666,666) | (14,130,617)
Outstanding at end of year | shares | 3,984,731 | 15,651,397
Weighted Average Exercise Price, Outstanding at beginning of year | $ / shares | $ 0.96 | $ 1.20
Weighted Average Exercise Price, Issued | $ / shares |  | 0.25
Weighted Average Exercise Price, Cancelled / expired | $ / shares | 1.20 | 1.20
Weighted Average Exercise Price, Outstanding at end of year | $ / shares | $ 0.25 | $ 0.96

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- Definition Number of warrants cancelled or expired. + References No definition available. + Details
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- Definition Weighted average exercise price of warrants outstanding. + References No definition available. + Details
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Namespace Prefix: | WSCRF_
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Balance Type: | na
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- Details
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