XML 42 R31.htm IDEA: XBRL DOCUMENT v3.20.2
Summary of Significant Accounting Policies - Summary of Estimated Useful Lives of Assets (Details)
6 Months Ended
Jun. 30, 2020
Furniture and Fixtures [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 5 years
Manufacturing Equipment and Customer Equipment [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 3 years
Manufacturing Equipment and Customer Equipment [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 7 years
Vehicles [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 5 years