CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues
Interest revenue	$ 0	$ 754	$ 0	$ 2,254
Revenues	44,165	67,898	60,552	152,991
Operating expenses
Cost of Revenue	15,033	11,926	40,191	37,016
Amortization of Intangible Assets	1,575	1,577	4,745	14,254
General and administrative	12,092	13,211	33,037	39,401
Selling and Marketing Expense	1,712	3,469	6,515	14,367
Research and Development Expense	4,310	672	6,065	2,149
Impairment of Intangible Assets, Finite-lived	0	0	0	152,330
Change in fair value of contingent consideration	0	302	0	(22,433)
Total operating expenses	34,722	31,157	90,553	237,084
Operating income (loss)	9,443	36,741	(30,001)	(84,093)
Non-operating expense, net
Interest and other income, net	1,460	1,581	4,984	4,871
Interest expense	(3,011)	(2,866)	(8,950)	(9,262)
Unrealized Gain (Loss) on Investments	(27,378)	0	18,109	0
Gain (Loss) on Investments	3,476	0	3,476	0
Gain (Loss) on Extinguishment of Debt	(3,900)	0	(3,900)	0
Total non-operating (expense) income, net	(29,353)	(1,285)	13,719	(4,391)
(Loss) income before income taxes	(19,910)	35,456	(16,282)	(88,484)
Income tax (benefit) expense	(1,944)	9,900	(419)	(3,346)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(17,966)	25,556	(15,863)	(85,138)
Net Income (Loss) Attributable to Noncontrolling Interest	(182)	0	(340)	0
Net (loss) income	$ (17,784)	$ 25,556	$ (15,523)	$ (85,138)
Net income per share
Basic (in Dollars per Share)	$ (0.16)	$ 0.18	$ (0.13)	$ (0.58)
Net income per diluted share (in Dollars per Share)	$ (0.16)	$ 0.18	$ (0.13)	$ (0.58)
Weighted average shares outstanding
Basic (in Shares)	112,986	143,171	119,966	147,159
Diluted (in Shares)	112,986	144,224	119,966	147,159
Queen et al. patents [Member]
Revenues
Revenues	$ 0	$ 533	$ 9	$ 4,534
Acquired rights [Member]
Revenues
Revenues	23,865	42,184	(4,277)	66,117
Product Revenue [Member]
Revenues
Revenue from Contract with Customer, Including Assessed Tax	20,345	24,387	64,868	79,472
License and other [Member]
Revenues
Revenues	$ (45)	$ 40	$ (48)	$ 614