7. Accrued Liabilities

Accrued liabilities consist of the following:


	September 30,	December 31,
	2016	2015

Accrued salaries, bonus, and benefits	$ 2,867,006	$ 3,053,012
Accrued rent	1,199,018	1,361,379
Accrued licenses and maintenance fees	586,304	666,373
Accrued interest	-	494,703
Accrued warranties	247,648	316,835
Accrued taxes	318,950	324,226
Accrued professional services	183,948	27,140
Other	208,930	90,325
Total accrued liabilities	5,611,804	6,333,993
Less: Long term accrued liabilities	(388,213)	(275,603)
Total current accrued liabilities	$ 5,223,591	$ 6,058,390

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 September 30, 2016, the remaining accrued costs associated with the termination were $207,399.

In the fourth quarter of 2015, the Company entered an agreement to sublease 3,152 square feet of the first floor office space through December 31, 2018. In July 2016, the Company and the subtenant mutually agreed to an early termination of the sublease, effective July 31, 2016.

In August 2016 the Company entered into an agreement to sublease approximately 11,000 square feet of office space through December 31, 2018. The costs associated with the sublease were $40,972 and were accrued as a rent liability as of August 31, 2016. As of September 30, 2016, the remaining accrued costs associated with the termination were $36,094. As part of the sublease agreement, the Company will sublease an additional 16,000 square feet beginning in January 2017.