Summary of Significant Accounting Policies (Details)
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3 Months Ended |
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Mar. 31, 2014
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|
Computer software and office and computer equipment [Member] | Minimum [Member]
|
|
Property, Plant and Equipment [Line Items] | |
Property plant and equipment useful life | 3 years |
Computer software and office and computer equipment [Member] | Maximum [Member]
|
|
Property, Plant and Equipment [Line Items] | |
Property plant and equipment useful life | 5 years |
Machinery and equipment, automobiles, furniture & fixtures [Member] | Minimum [Member]
|
|
Property, Plant and Equipment [Line Items] | |
Property plant and equipment useful life | 3 years |
Machinery and equipment, automobiles, furniture & fixtures [Member] | Maximum [Member]
|
|
Property, Plant and Equipment [Line Items] | |
Property plant and equipment useful life | 10 years |
Installed Level 2 electric vehicle charging stations [Member]
|
|
Property, Plant and Equipment [Line Items] | |
Property plant and equipment useful life | 3 years |
Installed Level 3 electric vehicle charging stations [Member]
|
|
Property, Plant and Equipment [Line Items] | |
Property plant and equipment useful life | 5 years |