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Significant Accounting Policies And Use Of Estimates (Narrative) (Details) (USD $)
In Thousands, except Share data in Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Dec. 31, 2011
Jan. 21, 2011
Significant Accounting Policies And Use Of Estimates [Line Items]        
Outstanding common stock options, warrants and debentures 86.4 100.7    
Outstanding debt convertible to shares 188      
Allowance for doubtful accounts $ 15,000   $ 9,000  
Useful life of finite intangible asset 50 years      
Percentage acquired in Jonway Auto 51.00%     51.00%
Personal Electric Products Including ZAPPY3 and Zapino Scooters [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Warranty term 30 to 90 day      
Xebra, ZAPTRUCK XL, and ZAPVAN Shuttle [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Warranty term six month      
Xebra Vehicles Repaired By ZAP [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Warranty term six month      
Jonway SUV Products [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Warranty term 2-year or 60,000 kilometer mileage      
Zhejiang Jonway Automobile Co., Ltd. [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Percentage of ownership in Jonway Auto       49.00%
Minimum [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Percentage of deposit required for bank acceptance notes 40.00%      
Maximum [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Percentage of deposit required for bank acceptance notes 60.00%      
Derivative Liabilities [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Derivative liabilities converted into shares   4.3    
EPA License [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Useful life of finite intangible asset 7 years      
Customer Relationships [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Useful life of finite intangible asset 8 years 6 months      
Developed Technology Rights [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Useful life of finite intangible asset 7 years      
Land Use Rights [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Useful life of finite intangible asset 50 years      
Leasehold Improvements [Member]
       
Significant Accounting Policies And Use Of Estimates [Line Items]        
Period of amortization 10 years