Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details Narrative)

v3.8.0.1
Summary of Significant Accounting Policies (Details Narrative)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2017
USD ($)
Sep. 30, 2017
USD ($)
Jun. 30, 2017
USD ($)
Dec. 31, 2017
USD ($)
Number
Impairment of acquired intellectual property | $ $ 2,411 $ 2,411
Useful life of patent       10 years
Number of segments | Number       1
Lead acid batteries [Member] | Supplier Concentration Risk [Member] | Vendor One [Member]        
Percentage of concentration of credit risk       56.00%
Lead acid batteries [Member] | Supplier Concentration Risk [Member] | Vendor Two [Member]        
Percentage of concentration of credit risk       44.00%