CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenue	$ 0	$ 150	$ 150	$ 1,200
Costs and Expenses*
Operating legal costs	6,776	8,865	15,341	19,722
Amortization and impairment of intangibles	819	2,333	2,436	4,258
General and administrative	2,095	4,148	7,391	12,594
Total operating expenses	9,690	15,346	25,168	36,574
Operating loss from continuing operations	(9,690)	(15,196)	(25,018)	(35,374)
Non-operating income (expense), net	(145)	35	(322)	57
Gain on revaluation of warrants and conversion feature	716	2,785	1,411	2,057
Interest expense	(1,708)	0	(2,173)	0
Extinguishment of debt	(1,044)	0	(1,254)	0
Issuance of warrants	0	0	0	(65)
Loss from continuing operations before income taxes	(11,871)	(12,376)	(27,356)	(33,325)
Income tax expense	0	0	0	0
Loss from continuing operations	(11,871)	(12,376)	(27,356)	(33,325)
Loss from discontinued operations before income taxes*	0	0	0	(209)
Income tax expense	0	0	0	0
Loss from discontinued operations	0	0	0	(209)
Net loss	$ (11,871)	$ (12,376)	$ (27,356)	$ (33,534)
Basic
Loss per share from continuing operations	$ (0.12)	$ (0.13)	$ (0.28)	$ (0.38)
Loss per share from discontinued operations	(0.00)	(0.00)	(0.00)	(0.00)
Total net loss per share	(0.12)	(0.13)	(0.28)	(0.38)
Diluted
Loss per share from continuing operations	(0.12)	(0.16)	(0.28)	(0.4)
Loss per share from discontinued operations	(0.00)	(0.00)	(0.00)	(0.00)
Total net loss per share	$ (0.12)	$ (0.16)	$ (0.28)	$ (0.4)
Weighted-average number of shares outstanding during the period:
Basic	102,466,238	92,624,983	96,887,444	88,463,526
Diluted	102,466,238	92,645,299	96,887,444	89,514,852
* Includes stock-based compensation expense, as follows:
Stock Based Compensation Expense	$ 1,066	$ 2,745	$ 4,191	$ 8,563
Operating legal costs [Member]
* Includes stock-based compensation expense, as follows:
Stock Based Compensation Expense	130	307	631	1,035
General and Administrative [Member]
* Includes stock-based compensation expense, as follows:
Stock Based Compensation Expense	936	2,438	3,560	7,377
Discontinued Operations [Member]
* Includes stock-based compensation expense, as follows:
Stock Based Compensation Expense	$ 0	$ 0	$ 0	$ 151