Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (87,109)	$ (75,212)	$ (241,283)	$ (293,586)
Other comprehensive loss (gain):
Foreign currency translation adjustments	669	(177)	714	(144)
Total other comprehensive loss (gain)	669	(177)	714	(144)
Comprehensive loss	(86,440)	(75,389)	(240,569)	(293,730)
Comprehensive loss attributable to noncontrolling interests	(3,086)	(10,797)	(14,324)	(64,338)
Comprehensive loss attributable to Sorrento	$ (83,354)	$ (64,592)	$ (226,245)	$ (229,392)