2. SUMMARY OF SIGNIFICANT POLICIES (Tables)

6 Months Ended

Mar. 31, 2021

Accounting Policies [Abstract]

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Activities of Digital Currencies

	Amount
Balance at September 30, 2020	$	—
Additions of digital currencies		7,449,202
Realized gain on sale of digital currencies		635,627
Sale of digital currencies		(2,422,282)
Balance at March 31, 2021	$	5,662,547

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Basic and Diluted Income (Loss) Per Share

	For three months ended					For six months ended
	March 31, 2021		March 31, 2020			March 31, 2021		March 31, 2020
Numerator:
Net Income (Loss) attributable to the Company	$	7,400,040	$	(5,815,098	)	$	232,510	$	(7,731,352)
Numerator for basic and diluted EPS - Income (loss) attributable to the Company's common shareholders	$	7,222,535	$	(5,815,098	)	$	55,005	$	(7,731,352)
Denominator:
Denominator for basic EPS - Weighted average shares		25,925,259		5,135,802			24,025,557		4,957,491
Dilutive effect of warrants and options		1,522,604		—			1,522,604		—
Dilutive effect of preferred stock conversions		5,250,000		—			5,250,000		—
Denominator for diluted EPS - Adjusted weighted average shares		32,697,863		5,135,802			30,798,161		4,957,491
Basic Income (Loss) per common share	$	0.28	$	(1.13	)	$	0.00	$	(1.56)
Diluted Income (Loss) per common share	$	0.22	$	(1.13	)	$	0.00	$	(1.56)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Useful Life of Property and Equipment

	Useful life
Machinery and equipment		1 - 7 years
Mining equipment		3 - 15 years
Leasehold improvements		Shorter of estimated lease term or 5 years
Furniture and fixtures		1 - 5 years

Financial Instruments Disclosure [Text Block]

	Amount		Level 1		Level 2		Level 3
Derivative asset	$	9,495,404	$	—	$	—	$	9,495,404
Investment in equity security		729,500		729,500		—		—
Investment in debt security		500,000		—		—		500,000
Total	$	10,724,904	$	729,500	$	—	$	9,995,404

Fair value measured at September 30, 2020:

	Amount		Level 1		Level 2		Level 3
Derivative asset	$	2,115,269	$	—	$	—	$	2,115,269
Investment in equity security		210,000		210,000		—		—
Investment in debt security		500,000		—		—		500,000
Total	$	2,825,269	$	210,000	$	—	$	2,615,269

The below table presents the change in the fair value of the derivative asset and investment in debt security during the three months ended March 31, 2021:

SUMMARY OF SIGNIFICANT POLICIES - Fair Value of Drivative Asset

	Amount
Balance at September 30, 2020	$	2,615,269
Gain/(loss) on derivative asset		7,380,135
Balance at March 31, 2021	$	9,995,404