RESTATEMENT OF PREVIOUSLY REPORTED CONDENSED CONSOLIDATED FINANCIAL STATEMENTS (Details) - USD ($)	3 Months Ended				6 Months Ended	9 Months Ended
	Sep. 30, 2018		Jun. 30, 2018	Sep. 30, 2017	Jun. 30, 2018	Sep. 30, 2018		Sep. 30, 2017	Dec. 31, 2017
Assets [Abstract]
Accounts Receivable	$ 14,455,354	[1]	$ 13,648,258		$ 13,648,258	$ 14,455,354	[1]		$ 4,655,105
Total Current Assets	87,669,194	[1]	82,156,626		82,156,626	87,669,194	[1]		66,380,515
Total Assets	93,552,934	[1]	90,084,680		90,084,680	93,552,934	[1]		74,996,394
Liabilities [Abstract]
AP and Accrued Liabilities	1,116,463	[1]	1,650,447		1,650,447	1,116,463	[1]		933,998
Income Tax Payable	694,050	[1]	950,161		950,161	694,050	[1]		68,733
Total current liabilities	1,810,513	[1]	2,600,608		2,600,608	1,810,513	[1]		2,138,848
Stockholders' Equity [Abstract]
Retained Earnings	65,993,035	[1]	60,949,985		60,949,985	65,993,035	[1]		41,939,115
Total Stockholders' Equity	91,742,421	[1]	87,484,072		87,484,072	91,742,421	[1]		67,516,838
Total liabilities and stockholders' equity	93,552,934	[1]	90,084,680		90,084,680	93,552,934	[1]		74,996,394
Revenues [Abstract]
Total Revenues	8,168,081	[1]	7,850,774	$ 6,516,108	14,940,183	23,108,264	[1]	$ 20,742,243
Costs and expenses [Abstract]
General and administrative	2,232,077	[1]	2,043,952	2,175,501	4,113,585	6,345,662	[1]	6,916,501
Total cost and expenses	2,394,702	[1]	2,255,748	2,532,348	4,520,608	6,915,310	[1]	7,865,860
Operating income	5,773,379	[1]	5,595,026	3,983,760	10,419,575	16,192,954	[1]	12,876,383
Income before income tax expense	6,133,016	[1]	5,950,757	4,191,889	11,007,935	17,140,951	[1]	13,353,244
Provision for income tax expense	(1,089,966)	[1]	(1,102,826)	(1,477,057)	(2,181,400)	(3,271,366)	[1]	(4,669,569)
Net income	$ 5,043,050	[1]	$ 4,847,931	$ 2,714,832	$ 8,826,535	$ 13,869,585	[1]	$ 8,683,675
Basic net income per share (in dollars per share)	$ 0.69	[1]	$ 0.67	$ 0.38	$ 1.23	$ 1.92	[1]	$ 1.21
Diluted net income per share (in dollars per share)	$ 0.69	[1]	$ 0.66	$ 0.37	$ 1.21	$ 1.89	[1]	$ 1.19
Cash Flows from Operating Activities [Abstract]
Net income	$ 5,043,050	[1]	$ 4,847,931	$ 2,714,832	$ 8,826,535	$ 13,869,585	[1]	$ 8,683,675
Changes in Operating Assets and Liabilities [Abstract]
Accounts Receivable					(1,438,426)	(2,245,522)	[1]	(871,093)
Income tax receivable					(518,513)	(774,624)	[1]	437,781
Accounts payable and accrued expenses					177,436	(356,548)	[1]	46,626
Endo [Member]
Assets [Abstract]
Accounts Receivable	14,455,354					14,455,354			4,655,105
Liabilities [Abstract]
Income Tax Payable									0
Stockholders' Equity [Abstract]
Retained Earnings									$ (2,900,000)
Revenues [Abstract]
Total Revenues	8,200,000			6,500,000		23,100,000		20,700,000
Royalties [Member]
Revenues [Abstract]
Total Revenues	8,168,081	[1]	7,815,504	6,511,700	14,900,504	23,068,585	[1]	20,729,017
Royalties [Member] | Endo [Member]
Changes in Operating Assets and Liabilities [Abstract]
Royalty Revenue					750,000
Licensing Revenues [Member]
Revenues [Abstract]
Total Revenues	$ 0	[1]		$ 4,408		$ 39,679	[1]	$ 13,226
As Reported [Member]
Assets [Abstract]
Accounts Receivable			12,893,893		12,893,893
Total Current Assets			81,402,261		81,402,261
Total Assets			89,330,315		89,330,315
Liabilities [Abstract]
AP and Accrued Liabilities			1,591,707		1,591,707
Income Tax Payable			801,800		801,800
Total current liabilities			2,393,507		2,393,507
Stockholders' Equity [Abstract]
Retained Earnings			60,402,721		60,402,721
Total Stockholders' Equity			86,936,808		86,936,808
Total liabilities and stockholders' equity			89,330,315		89,330,315
Revenues [Abstract]
Total Revenues			7,096,409		14,185,818
Costs and expenses [Abstract]
General and administrative			1,985,212		4,054,845
Total cost and expenses			2,197,008		4,461,868
Operating income			4,899,401		9,723,950
Income before income tax expense			5,255,132		10,312,310
Provision for income tax expense			(954,465)		(2,033,039)
Net income			$ 4,300,667		$ 8,279,271
Basic net income per share (in dollars per share)			$ 0.60		$ 1.15
Diluted net income per share (in dollars per share)			$ 0.59		$ 1.13
Cash Flows from Operating Activities [Abstract]
Net income			$ 4,300,667		$ 8,279,271
Changes in Operating Assets and Liabilities [Abstract]
Accounts Receivable					(684,061)
Income tax receivable					(666,874)
Accounts payable and accrued expenses					118,696
As Reported [Member] | Royalties [Member]
Revenues [Abstract]
Total Revenues			7,061,139		14,146,139
Adjustment [Member]
Assets [Abstract]
Accounts Receivable			754,365		754,365
Total Current Assets			754,365		754,365
Total Assets			754,365		754,365
Liabilities [Abstract]
AP and Accrued Liabilities			58,740		58,740
Income Tax Payable			148,361		148,361
Total current liabilities			207,101		207,101
Stockholders' Equity [Abstract]
Retained Earnings			547,264		547,264
Total Stockholders' Equity			547,264		547,264
Total liabilities and stockholders' equity			754,365		754,365
Revenues [Abstract]
Total Revenues			754,365		754,365
Costs and expenses [Abstract]
General and administrative			58,740		58,740
Total cost and expenses			58,740		58,740
Operating income			695,625		695,625
Income before income tax expense			695,625		695,625
Provision for income tax expense			(148,361)		(148,361)
Net income			547,264		547,264
Cash Flows from Operating Activities [Abstract]
Net income			547,264		547,264
Changes in Operating Assets and Liabilities [Abstract]
Accounts Receivable					(754,365)
Income tax receivable					148,361
Accounts payable and accrued expenses					58,740
Adjustment [Member] | Royalties [Member]
Revenues [Abstract]
Total Revenues			$ 754,365		$ 754,365

[1] As of January 1, 2018, the Company adopted the requirements of ASC 606 using the modified retrospective adoption method, and as a result, there is a lack of comparability of certain amounts to the prior periods presented. 3-Summary of Significant Accounting Policies for additional discussion.