LEASES - Right-of-use lease asset by type (Details)
Jun. 30, 2020
USD ($)
Disclosure of quantitative information about right-of-use assets  
Right-of-use assets $ 1,114,597
Incremental borrowing rate (as a percent) 7.74%
Gross carrying amount  
Disclosure of quantitative information about right-of-use assets  
Right-of-use assets $ 2,369,326
Gross carrying amount | Machinery and equipment  
Disclosure of quantitative information about right-of-use assets  
Right-of-use assets 598,561
Gross carrying amount | Vehicles  
Disclosure of quantitative information about right-of-use assets  
Right-of-use assets 264,069
Gross carrying amount | Equipment and computer software  
Disclosure of quantitative information about right-of-use assets  
Right-of-use assets 407,546
Gross carrying amount | Land and buildings  
Disclosure of quantitative information about right-of-use assets  
Right-of-use assets $ 1,099,150