Accrued Liabilities (Schedule Of Accrued Liabilities) (Details) (USD $)	3 Months Ended	6 Months Ended
	Sep. 30, 2013 sqft	Jun. 30, 2014 sqft	Dec. 31, 2013	Dec. 31, 2012
Operating Leased Assets [Line Items]
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	653,473
Accrued interest		496,788	498,058
Accrued license 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
Square feet of office leased space		52,000
Square feet of demonstration and assembly leased space		12,000
Square feet of terminated unimproved space leased space	13,000
Lease Termination Costs [Member]
Operating Leased Assets [Line Items]
Accrued rent	$ 515,138	$ 451,118