Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Cash, Cash Equivalents and Restricted Cash) (Details)

v3.22.2.2
Summary of Significant Accounting Policies (Cash, Cash Equivalents and Restricted Cash) (Details)
Jun. 30, 2022
USD ($)
ft²
Jun. 30, 2021
USD ($)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]    
Additional percentage of collateral held required by bank 5.00%  
Restricted cash $ 5,996,000 $ 0
Cash and cash equivalents 22,676,000 77,404,000
Total cash, cash equivalents and restricted cash 28,672,000 $ 77,404,000
Letter Of Credit - Term Loan [Member]    
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]    
Collateral held 5,743,000  
Letter Of Credit - San Diego Lease [Member]    
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]    
Collateral held 198,000  
Company Purchasing Card [Member]    
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]    
Collateral held $ 55,000  
Facility [Member]    
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]    
Area of facility | ft² 130,000