11. STOCK-BASED COMPENSATION - Schedule of Restricted Stock Summary (Details) - USD ($)	3 Months Ended	12 Months Ended
Dec. 31, 2021	Sep. 30, 2021
Class of Stock [Line Items]
Number of Shares Outstanding at Beginning	1,067,860	10,995
Weighted Average Grant-Date Fair Value Per Share Outstanding at Beginning	$ 26.39	$ 30.72
Stock Issued During Period, Shares, Restricted Stock Award, Gross	1,100,250
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 0
Restricted stock vested during period	22,635
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	20,750
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value	$ 40.91
Number of Shares Outstanding at Ending	1,067,860	10,995
Weighted Average Exercise, Ending Balance	$ 26.39	$ 30.72
Restricted [Member]
Class of Stock [Line Items]
Weighted Average Grant-Date Fair Value Per Share Outstanding at Beginning	$ 14.56	$ 27.73
Aggregate Intrinsic Value Outstanding at Beginning	$ 10,127,922	$ 127,432
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 14.70
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Intrinsic Value, Amount Per Share	$ 10,474,380
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Intrinsic Value, Amount Per Share	$ 23.44
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested	$ 624,283
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value	$ 20.48
Share based compensation arrangement by share based payment award	$ 197,540
Weighted Average Exercise, Ending Balance	$ 14.56	$ 27.73
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding	$ 10,127,922	$ 127,432

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Exercise price per share or per unit of warrants or rights outstanding.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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