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DEBT - Convertible Debt to Equity Conversion (Exchange Agreements) (Details) - USD ($)	May 07, 2021	Nov. 04, 2021	Sep. 30, 2021	Sep. 03, 2021	Aug. 19, 2021	Jul. 26, 2021	Jul. 22, 2021	Sep. 30, 2020
Debt Instrument [Line Items]
Preferred Stock Par value	$ 0.001		$ 0.001					$ 0.001
Warrants to acquire shares of common stock		1,478,752
Threshold expiry period for right to purchase additional preferred stock from merger closing date	12 months
TDR Capital
Debt Instrument [Line Items]
Convertible debt				$ 6,600,000		$ 1,100,000
Digital Power Lending, LLC
Debt Instrument [Line Items]
Convertible debt					$ 1,100,000
Debt financing							$ 2,420,000
MAI warrants
Debt Instrument [Line Items]
Preferred Stock Par value	$ 0.001			$ 0.001	$ 0.001	$ 0.001	$ 0.001
Warrants to acquire shares of common stock	3,717,898
MTI warrants
Debt Instrument [Line Items]
Convertible debt	$ 10,762,500
Warrants to acquire shares of common stock	42,759,290

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

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-Publisher FASB
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-SubTopic 10
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The portion of the carrying value of long-term convertible debt as of the balance sheet date that is scheduled to be repaid within one year or in the normal operating cycle if longer. Convertible debt is a financial instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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Amount, after accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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