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Summary of Significant Accounting Prinicples (Details)
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9 Months Ended |
|---|---|
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Sep. 30, 2014
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Buildings [Member]
|
|
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives | 15 - 30 years |
|
Leasehold improvements [Member]
|
|
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives | 7 years |
|
Software [Member]
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|
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives | 3 - 6 years |
|
Equipment [Member]
|
|
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives | 5 years |
|
Vehicles and prototypes [Member]
|
|
| Property, Plant and Equipment [Line Items] | |
| Estimated useful lives | 3 - 5 years |