Annual report pursuant to Section 13 and 15(d)

Loan from National Brain Tumor Society and National Foundation for Cancer Research - Summary of Loan (Details)

v3.21.2
Loan from National Brain Tumor Society and National Foundation for Cancer Research - Summary of Loan (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Guarantee Obligations [Line Items]    
Deferred financing costs   $ (25)
Interest expense $ 30  
Amortization of deferred financing costs 94  
N B T S and N F C R [Member]    
Guarantee Obligations [Line Items]    
Funding 500  
Deferred financing costs (94)  
Interest expense 30  
Amortization of deferred financing costs 94  
Payment of principal and interest $ (530)