Accrued Liabilities

3 Months Ended

Mar. 31, 2018

7. Accrued Liabilities

Accrued liabilities consist of the following:


	March 31,	December 31,
	2018	2017

Accrued salaries, bonus, and benefits	$ 1,376,613	$ 1,641,491
Accrued rent	348,690	441,417
Accrued licenses and maintenance fees	581,691	581,672
Accrued warranties	145,172	164,365
Accrued taxes	258,964	234,668
Accrued professional services	491,894	367,072
Other	325,519	299,931
Total accrued liabilities	3,528,543	3,730,616
Less: Long term accrued liabilities	(580,866)	(535,369)
Total current accrued liabilities	$ 2,947,677	$ 3,195,247

Our primary company facilities are located in St. Louis, Missouri where we currently lease approximately 52,000 square feet of office and 12,000 square feet of demonstration and assembly space. In the third quarter of 2013, the Company modified the existing lease agreement to terminate approximately 13,000 square feet of unimproved space. The costs associated with the termination were $515,138 and were accrued as a rent liability as of September 30, 2013. As of March 31, 2018, the remaining accrued costs associated with the termination were $71,592.

In August 2016 the Company entered into an agreement to sublease approximately 11,000 square feet of office space immediately and an additional 16,000 square feet of office space beginning in January, 2017, with the term of the sublease ending on December 31, 2018. The initial costs associated with the sub lease were $69,180, and as of March 31, 2018, the remaining accrued costs were $19,822.