Restructuring Costs (Tables)

12 Months Ended

Dec. 31, 2018

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Costs

Accrued restructuring costs as of December 31, 2018 associated with the 2013 and 2017 Plans is as follows: 

	Severance related costs			Facility and other costs			Total
Original charge	$	3,179,131		$	426,889		$	3,606,020
Utilized/Paid	(2,067,554		)	(231,973		)	(2,299,527		)
Balance at December 31, 2013	$	1,111,577		$	194,916		$	1,306,493
Provisions/Additions	365,174			770,136			1,135,310
Utilized/Paid	(653,325		)	(759,563		)	(1,412,888		)
Balance at December 31, 2014	$	823,426		$	205,489		$	1,028,915
Provisions/Additions	55,527			117,468			172,995
Utilized/Paid	(161,313		)	(307,935		)	(469,248		)
Balance at December 31, 2015	$	717,640		$	15,022		$	732,662
Provisions/Additions	165,228			12,161			177,389
Utilized/Paid	(36,531		)	(27,183		)	(63,714		)
Balance at December 31, 2016	$	846,337		$	—		$	846,337
Provisions/Additions	(159,597		)	—			(159,597		)
Utilized/Paid	(38,341		)	—			(38,341		)
Balance at December 31, 2017	$	648,399		$	—		$	648,399
Provisions/Additions	(173,265		)	1,434,843			1,261,578
Utilized/Paid	(13,773		)	(981,396		)	(995,169		)
Balance at December 31, 2018	$	461,361		$	453,447		$	914,808