Accrued Liabilities - Schedule of Accrued Liabilities (Details) - USD ($)	Jun. 30, 2018	Dec. 31, 2017	Dec. 31, 2016	Sep. 30, 2013
Payables and Accruals [Abstract]
Accrued salaries, bonus, and benefits	$ 1,467,050	$ 1,641,491
Accrued rent	255,850	441,417		$ 515,138
Accrued licenses and maintenance fees	578,999	581,672
Accrued warranties	143,991	164,365	$ 222,845
Accrued taxes	267,299	234,668
Accrued professional services	431,329	367,072
Other	348,768	299,931
Total accrued liabilities	3,493,286	3,730,616
Less: Long term accrued liabilities	(534,413)	(535,369)
Total current accrued liabilities	$ 2,958,873	$ 3,195,247