Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Statement Of Income And Comprehensive Income [Abstract]
Net loss attributable to Sorrento	$ (45,811)	$ (34,657)	$ (21,911)
Other comprehensive income:
Unrealized gain on marketable securities, net of tax of $14,294	73,579	0	0
Total other comprehensive income	73,579	0	0
Comprehensive income (loss) attributable to Sorrento	27,768	(34,657)	(21,911)
Comprehensive income (loss) attributable to noncontrolling interests	0	0	0
Comprehensive income (loss)	$ 27,768	$ (34,657)	$ (21,911)