Summary of Significant Accounting Policies - Summary of Contract Assets and Liabilities (Details) - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Contract Assets - Unbilled Receivables	$ 168,445	$ 251,867
Total deferred revenue	5,646,713	6,232,687
Less: Long-term deferred revenue	(554,258)	(407,151)
Total current deferred revenue	5,092,455	5,825,536
Customer Deposits [Member]
Total deferred revenue		487,086
Product Shipped, Revenue Deferred [Member]
Total deferred revenue	674,324	645,199
Deferred Service and License Fees [Member]
Total deferred revenue	$ 4,972,389	$ 5,100,402