Income Taxes (Details 1) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Deferred tax assets:
Stock issued for services	$ 922	$ 585
Accrued compensation	105	0
Stock issued for acquisition of program	1,787	949
Stock issued for license agreement	2,308	2,507
Net operating loss carry-forward	37,852	24,657
Total gross deferred tax assets	42,974	28,698
Less: valuation allowance	(42,974)	(28,698)
Total net deferred tax assets	$ 0	$ 0