Annual report pursuant to Section 13 and 15(d)

DERIVATIVE LIABILITIES FOR AUTHORIZED SHARE DEFICIENCIES - Weighted-Average Assumption for Valuations by Charter Revision (Details)

v3.22.2.2
DERIVATIVE LIABILITIES FOR AUTHORIZED SHARE DEFICIENCIES - Weighted-Average Assumption for Valuations by Charter Revision (Details) - $ / shares
12 Months Ended
May 26, 2021
Feb. 17, 2021
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2020
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Risk-free interest rate     3.10% 0.90%  
Dividend rate     0.00% 0.00%  
Remaining contractual term (years)     9 years 8 months 12 days 8 years 8 months 12 days 8 years 1 month 6 days
Market price of common stock          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Market price of Common Stock $ 7.69 $ 11.99      
Market price of common stock | Stock Options          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Market price of Common Stock 7.69 11.99      
Market price of common stock | Warrants          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Market price of Common Stock 7.69 11.99      
Exercise price          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Exercise price 65.49 70.48      
Exercise price | Stock Options          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Exercise price 69.96 84.19      
Exercise price | Warrants          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Exercise price $ 63.67 $ 63.88      
Risk-free interest rate          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Risk-free interest rate 0.40% 0.30%      
Risk-free interest rate | Stock Options          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Risk-free interest rate 1.00% 0.60%      
Risk-free interest rate | Warrants          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Risk-free interest rate 0.20% 0.10%      
Dividend rate          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Dividend rate 0.00% 0.00%      
Dividend rate | Stock Options          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Dividend rate 0.00% 0.00%      
Dividend rate | Warrants          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Dividend rate 0.00% 0.00%      
Remaining contractual term (years)          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Remaining contractual term (years) 2 years 4 months 24 days 2 years 6 months      
Remaining contractual term (years) | Stock Options          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Remaining contractual term (years) 5 years 2 months 12 days 4 years 7 months 6 days      
Remaining contractual term (years) | Warrants          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Remaining contractual term (years) 1 year 3 months 18 days 1 year 6 months      
Historical volatility          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Historical volatility 105.20% 119.90%      
Historical volatility | Stock Options          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Historical volatility 119.10% 112.60%      
Historical volatility | Warrants          
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]          
Historical volatility 99.60% 123.50%