Deferred Revenue (Details) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Deferred Revenue Arrangement [Line Items]
Deferred revenue	$ 9,455,133	$ 7,634,335
Less: Long-term deferred revenue	(2,009,198)	(976,165)
Total current deferred revenue	7,445,935	6,658,170
Product Shipped, Revenue Deferred [Member]
Deferred Revenue Arrangement [Line Items]
Deferred revenue	366,388	457,348
Customer Deposits [Member]
Deferred Revenue Arrangement [Line Items]
Deferred revenue	2,505,000	1,065,371
Deferred Service And License Fees [Member]
Deferred Revenue Arrangement [Line Items]
Deferred revenue	$ 6,583,745	$ 6,111,616