Quarterly report pursuant to Section 13 or 15(d)

Property, Plant, and Equipment - Additional Information (Details)

v3.21.1
Property, Plant, and Equipment - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Property Plant And Equipment [Abstract]        
Depreciation expense $ 347,000 $ 622,000 $ 1,036,000 $ 1,449,000