Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Definite Lived Intangible Assets (Details)

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Goodwill and Intangible Assets - Definite Lived Intangible Assets (Details) - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Mar. 31, 2016
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, net $ 19,299,079 $ 21,566,829 $ 28,370,079
Customer relationships      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Assets, Gross 33,605,000 33,605,000  
Less: accumulated amortization 19,745,228 17,655,228  
Intangible assets, net 13,859,772 15,949,772  
Trade names      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Assets, Gross 7,110,000 7,110,000  
Less: accumulated amortization $ 1,670,693 $ 1,492,943