SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Revenue Recognition, Impact on Condensed Consolidated Balance Sheet (Details) - USD ($)	Dec. 31, 2018	Dec. 31, 2017
Assets [Abstract]
Accounts receivable	$ 16,518,687	$ 4,655,105
Deferred royalty buy-down	184,931	1,794,126
Deferred tax assets, net	313,768	1,739,706
Liabilities [Abstract]
Accounts payable and accrued expenses	1,798,588	933,998
Deferred revenue	0	1,057,979
Income tax payable	704,934	68,733
Deferred revenue, long term	0	5,340,708
Equity [Abstract]
Retained earnings	72,176,719	$ 41,939,115
Adjusted / Balances Without Adoption of New Revenue Standard [Member] | ASU 2014-09 [Member]
Assets [Abstract]
Accounts receivable	6,800,000
Deferred royalty buy-down	200,000
Deferred tax assets, net	1,400,000
Liabilities [Abstract]
Accounts payable and accrued expenses	1,000,000
Deferred revenue	1,000,000
Income tax payable	(1,200,000)
Deferred revenue, long term	4,300,000
Equity [Abstract]
Retained earnings	61,000,000
Adjustments / Effect of Change Higher / (Lower) [Member] | ASU 2014-09 [Member]
Assets [Abstract]
Accounts receivable	9,700,000
Deferred royalty buy-down	0
Deferred tax assets, net	(1,100,000)
Liabilities [Abstract]
Accounts payable and accrued expenses	800,000
Deferred revenue	(1,000,000)
Income tax payable	1,900,000
Deferred revenue, long term	(4,300,000)
Equity [Abstract]
Retained earnings	$ 11,200,000