Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.4
Property, Plant, Equipment and Rental Assets - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Property, Plant, Equipment and Rental Assets        
Depreciation expense $ 0.3 $ 0.3 $ 1.0 $ 1.0