Accrued Liabilities

3 Months Ended

Mar. 31, 2019

Payables and Accruals [Abstract]

Accrued Liabilities

7. Accrued Liabilities

Accrued liabilities consist of the following:

	March 31, 2019			December 31, 2018
Accrued salaries, bonus, and benefits	$	1,182,958		$	1,491,844
Accrued licenses and maintenance fees		483,879			576,598
Accrued warranties		136,946			149,464
Accrued taxes		188,074			251,988
Accrued professional services		765,948			430,088
Other		329,523			383,960
Total accrued liabilities		3,087,328			3,283,942
Less: Long term accrued liabilities		(813,641	)		(641,461	)
Total current accrued liabilities	$	2,273,687		$	2,642,481