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Leases - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended
Oct. 31, 2019
Jun. 30, 2020
Jun. 30, 2019
Leases [Abstract]      
Monthly rental payments $ 4,000    
Operating lease expense   $ 0 $ 262,000
Rent expense   12,000 0
Variable lease expense   0 107,000
Short term lease cost   $ 0 $ 15,000