XML 86 R79.htm IDEA: XBRL DOCUMENT v3.21.2
Income Taxes - Schedule of temporary difference, unused tax losses and unused tax credits (Details) - USD ($)
 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Deductible temporary differences, unused tax losses and unused tax credits not included in deferred tax assets/liabilities $ 104,016,000 $ 119,464,000
Intangible asset [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Deductible temporary differences, unused tax losses and unused tax credits not included in deferred tax assets/liabilities $ 6,209,000 0
Expiry Date Range 2020 - 2039  
Share issue costs and other [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Deductible temporary differences, unused tax losses and unused tax credits not included in deferred tax assets/liabilities $ 5,162,000 8,758,000
Expiry Date Range 2041 - 2045  
Loss carryforwards [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Deductible temporary differences, unused tax losses and unused tax credits not included in deferred tax assets/liabilities $ 75,393,000 87,023,000
Expiry Date Range 2025 - Indefinite  
Digital currencies [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Deductible temporary differences, unused tax losses and unused tax credits not included in deferred tax assets/liabilities $ 0 9,434,000
Intercompany loan [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Deductible temporary differences, unused tax losses and unused tax credits not included in deferred tax assets/liabilities 12,884,000 0
Data centre equipment [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Deductible temporary differences, unused tax losses and unused tax credits not included in deferred tax assets/liabilities $ 4,368,000 $ 14,249,000