Goodwill and other Intangible Assets, Net - Summary of Changes in Carrying Amount of Goodwill (Details) - USD ($)  | 
9 Months Ended | |
|---|---|---|
Sep. 30, 2015  | 
Sep. 30, 2014  | 
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| Goodwill and Intangible Assets Disclosure [Abstract] | ||
| Beginning Balance | $ 15,617,308 | $ 6,496,756 | 
| Acquisitions | 4,058,155 | $ 11,000,045 | 
| Impairment | (6,803,537) | |
| Foreign currency translation (loss) gain | (602,422) | $ 41,981 | 
| Ending Balance | $ 12,269,504 | $ 17,538,782 | 
| X | ||||||||||
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
- References No definition available. 
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
- Definition Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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