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Warrant Liability - Warrants were issued but not exercised (Details) - shares
6 Months Ended 12 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Disclosure of fair value measurement of liabilities [line items]    
Outstanding, end of period 19,265,136 21,265,146
Public Warrants    
Disclosure of fair value measurement of liabilities [line items]    
Outstanding, end of period 15,265,136 15,265,146
Mudrick Warrants    
Disclosure of fair value measurement of liabilities [line items]    
Outstanding, end of period 4,000,000 4,000,000
MWC Options    
Disclosure of fair value measurement of liabilities [line items]    
Outstanding, end of period   2,000,000