Quarterly report pursuant to Section 13 or 15(d)

Property, Plant and Equipment - Depreciation (Details)

v3.21.2
Property, Plant and Equipment - Depreciation (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Property, Plant and Equipment [Abstract]        
Depreciation and amortization expense $ 145,458 $ 176,357 $ 306,014 $ 352,017