2. SUMMARY OF SIGNIFICANT ACCOUNTING ACCOUNTING POLICIES - Useful Life of Property and Equipment (Details)	6 Months Ended
	Mar. 31, 2023
Land Improvements (Member)
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	15 years
Building [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	30 years
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	15 years
Miners [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	3 years
Miners [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	5 years
Mining Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	3 years
Mining Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	15 years
Infrastructure [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	5 years
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	1 year
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	10 years
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	7 years