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Nature of Operations - Additional Information (Detail)
3 Months Ended
Mar. 31, 2020
MW
Village Fields Hemp USA LLC VF Hemp [Member]  
Nature Of Operations [Line Items]  
Equity ownership percentage 65.00%
Pure Sunfarms Corp Pure Sunfarms Member [Member]  
Nature Of Operations [Line Items]  
Equity ownership percentage 58.70%
VF Clean Energy Inc [Member] | Power Plant [Member]  
Nature Of Operations [Line Items]  
Generation of Electricity 7.0