Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Intangible Assets (Details)

v2.4.0.6
Goodwill and Intangible Assets - Intangible Assets (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Finite-Lived Intangible Assets [Line Items]        
Acquisitions $ 0   $ 0  
Intangible Assets, Net [Roll Forward]        
December 31, 2011     12,727,528  
2012 Amortization (1,314,778) 0 (2,971,022) 0
June 30, 2012 9,756,506   9,756,506  
Customer contracts [Member]
       
Intangible Assets, Net [Roll Forward]        
2012 Amortization (646,124)   (1,633,713)  
Customer contracts [Member] | Minimum [Member]
       
Finite-Lived Intangible Assets [Line Items]        
Intangible assets amortization period     1 year  
Customer contracts [Member] | Maximum [Member]
       
Finite-Lived Intangible Assets [Line Items]        
Intangible assets amortization period     5 years  
Customer relationships, non-compete agreements, technology, and trade name [Member]
       
Intangible Assets, Net [Roll Forward]        
2012 Amortization (668,654)   (1,337,309)  
Customer relationships, non-compete agreements, technology, and trade name [Member] | Minimum [Member]
       
Finite-Lived Intangible Assets [Line Items]        
Intangible assets amortization period     4 years  
Customer relationships, non-compete agreements, technology, and trade name [Member] | Maximum [Member]
       
Finite-Lived Intangible Assets [Line Items]        
Intangible assets amortization period     10 years  
Other U.S Regions [Member] | Customer contracts [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     1,060,433  
2012 Amortization     (1,012,507)  
June 30, 2012 47,926   47,926  
Other U.S Regions [Member] | Customer relationships [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     3,240,593  
2012 Amortization     (550,812)  
June 30, 2012 2,689,781   2,689,781  
Other U.S Regions [Member] | Non-compete agreements [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     1,393,575  
2012 Amortization     (275,170)  
June 30, 2012 1,118,405   1,118,405  
Other U.S Regions [Member] | Technology [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     200,582  
2012 Amortization     (25,960)  
June 30, 2012 174,622   174,622  
All Other [Member] | Customer contracts [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     2,551,124  
2012 Amortization     (621,206)  
June 30, 2012 1,929,918   1,929,918  
All Other [Member] | Customer relationships [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     2,073,478  
2012 Amortization     (78,572)  
June 30, 2012 1,994,906   1,994,906  
All Other [Member] | Non-compete agreements [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     398,222  
2012 Amortization     (49,778)  
June 30, 2012 348,444   348,444  
All Other [Member] | Technology [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     1,386,506  
2012 Amortization     (273,369)  
June 30, 2012 1,113,137   1,113,137  
All Other [Member] | Trade names [Member]
       
Intangible Assets, Net [Roll Forward]        
December 31, 2011     423,015  
2012 Amortization     (83,648)  
June 30, 2012 $ 339,367   $ 339,367