Consolidated Statements of Comprehensive Loss - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Statement of Comprehensive Income [Abstract]
Net loss	$ (10,998,794)	$ (1,929,361)
Other comprehensive (loss) income, net of applicable taxes:
Foreign currency translation	(139,394)	(190,499)
Net unrealized gain (loss) on marketable securities	3,406	(1,998)
Net minimum pension liability	1,489	573
Total other comprehensive loss, net of applicable taxes:	(134,499)	(191,924)
Total comprehensive loss	(11,133,293)	(2,121,285)
Less: Accrual of Series A redeemable convertible preferred stock dividends	777,890	765,203
Less: Accretion to redemption value of Series A redeemable convertible preferred stock	1,181,446	587,613
Total comprehensive loss attributable to common stockholders	$ (13,092,629)	$ (3,474,101)