Annual report pursuant to Section 13 and 15(d)

Summary of Business and Significant Accounting Principles (Details1)

v3.19.1
Summary of Business and Significant Accounting Principles (Details1)
12 Months Ended
Dec. 31, 2018
Buildings [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 15 years
Buildings [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 39 years
Leasehold improvements [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 7 years
Software [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 3 years
Software [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 6 years
Equipment [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 5 years
Vehicles and prototypes [Member] | Minimum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 3 years
Vehicles and prototypes [Member] | Maximum [Member]  
Property, Plant and Equipment [Line Items]  
Estimated useful lives 5 years