Accrued Liabilities

6 Months Ended

Jun. 30, 2019

Payables and Accruals [Abstract]

Accrued Liabilities

7. Accrued Liabilities

Accrued liabilities consist of the following:

	June 30, 2019			December 31, 2018
Accrued salaries, bonus, and benefits	$	1,199,869		$	1,491,844
Accrued licenses and maintenance fees		483,879			577,389
Accrued warranties		125,820			149,464
Accrued taxes		184,442			192,268
Accrued professional services		175,000			489,017
Other		467,995			383,960
Total accrued liabilities		2,637,005			3,283,942
Less: Long term accrued liabilities		(260,947	)		(641,461	)
Total current accrued liabilities	$	2,376,058		$	2,642,481

Certain prior year amounts have been reclassified to conform to the 2019 presentation.