13. MAJOR CUSTOMERS AND VENDORS - Digital currency mining segment major suppliers (Details) - Customer Concentration Risk [Member] - Accounts receivable	6 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Cyptech Solutions
Concentration Risk Percentage	71.79%	71.70%
Sunnyside Digital Inc.
Concentration Risk Percentage	27.06%	0.00%
Bitmain Technologies Ltd.
Concentration Risk Percentage	0.00%	24.03%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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