Annual report pursuant to Section 13 and 15(d)

DERIVATIVE LIABILITIES FOR AUTHORIZED SHARE DEFICIENCIES - Weighted-Average Assumption for Valuations of Class B Pre-Funded Warrants (Details)

v3.22.2.2
DERIVATIVE LIABILITIES FOR AUTHORIZED SHARE DEFICIENCIES - Weighted-Average Assumption for Valuations of Class B Pre-Funded Warrants (Details) - $ / shares
12 Months Ended
Jun. 16, 2022
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 | Class B Pre-Funded Warrants            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Market price of Common Stock $ 3.20          
Exercise price            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Exercise price   $ 65.49 $ 70.48      
Exercise price | Class B Pre-Funded Warrants            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Exercise price $ 0.001          
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 | Class B Pre-Funded Warrants            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Risk-free interest rate 3.30%          
Dividend rate            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Dividend rate   0.00% 0.00%      
Dividend rate | Class B Pre-Funded Warrants            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Dividend rate 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) | Class B Pre-Funded Warrants            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Remaining contractual term (years) 9 years 10 months 24 days          
Historical volatility            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Historical volatility   105.20% 119.90%      
Historical volatility | Class B Pre-Funded Warrants            
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]            
Historical volatility 95.00%