Accrued Liabilities - Schedule of Accrued Liabilities (Details) - USD ($)	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Payables and Accruals [Abstract]
Accrued salaries, bonus, and benefits	$ 1,491,844	$ 1,641,491
Accrued rent	69,826	441,417
Accrued licenses and maintenance fees	576,598	581,672
Accrued warranties	149,464	164,365	$ 222,845
Accrued taxes	251,988	234,668
Accrued professional services	430,088	367,072
Other	314,134	299,931
Total accrued liabilities	3,283,942	3,730,616
Less: Long term accrued liabilities	(641,461)	(535,369)
Total current accrued liabilities	$ 2,642,481	$ 3,195,247