Restructuring Costs - Schedule of Restructuring Costs (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Restructuring Reserve [Roll Forward]
Provisions/Additions	$ 172,995	$ 1,135,310	$ 3,606,020
Utilized/Paid	(469,248)	(1,199,473)	(2,274,716)
Restructuring Costs Under the 2013 Plan
Restructuring Reserve [Roll Forward]
Beginning Balance	1,028,915	1,306,493
Provisions/Additions	172,995	1,135,310	3,606,020
Utilized/Paid	(469,248)	(1,412,888)	(2,299,527)
Ending Balance	732,662	1,028,915	1,306,493
Severance related costs | Restructuring Costs Under the 2013 Plan
Restructuring Reserve [Roll Forward]
Beginning Balance	823,426	1,111,577
Provisions/Additions	55,527	365,174	3,179,131
Utilized/Paid	(161,313)	(653,325)	(2,067,554)
Ending Balance	717,640	823,426	1,111,577
Facility and other costs | Restructuring Costs Under the 2013 Plan
Restructuring Reserve [Roll Forward]
Beginning Balance	205,489	194,916
Provisions/Additions	117,468	770,136	426,889
Utilized/Paid	(307,935)	(759,563)	(231,973)
Ending Balance	$ 15,022	$ 205,489	$ 194,916