Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2014

Accrued Liabilities [Abstract]

Schedule Of Accrued Liabilities

	June 30,	December 31,
	2014	2013
Accrued salaries, bonus, and benefits	$     2,504,797	$    3,565,385
Accrued rent	1,480,065	1,499,942
Accrued warranties	437,758	501,212
Accrued interest	496,788	498,058
Accrued licenses and maintenance fees	767,639	302,384
Accrued taxes	266,779	360,475
Other	338,181	351,925
Total accrued liabilities	$     6,292,007	$    7,079,381