Quarterly report pursuant to Section 13 or 15(d)

Property, Plant and Equipment and Rental Assets (Details)

v3.19.2
Property, Plant and Equipment and Rental Assets (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Mar. 31, 2019
Property, Plant and Equipment      
Total property, plant and equipment, gross $ 33,198   $ 32,129
Less, accumulated depreciation (27,150)   (26,838)
Total property, plant, equipment and rental assets, net 6,048   5,291
Value of C1000 Signature systems deployed under factory rental program 700    
Depreciation expense 300 $ 200  
Machinery, equipment, automobiles and furniture      
Property, Plant and Equipment      
Total property, plant and equipment, gross 15,577   15,344
Leasehold improvements      
Property, Plant and Equipment      
Total property, plant and equipment, gross 11,079   11,074
Molds and tooling      
Property, Plant and Equipment      
Total property, plant and equipment, gross 3,003   2,893
Rental assets      
Property, Plant and Equipment      
Total property, plant and equipment, gross $ 3,539   $ 2,818