Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Other comprehensive income (loss):
Net Loss, Including Portion Attributable to Noncontrolling Interest	$ (9,897)	$ (13,552)
Unrealized loss on short-term investments, net of tax of $0	0	(143)
Unrealized loss on foreign currency translation, net of tax of $0	67	(28)
Reclassification adjustment for losses included in net loss	0	84
Total other comprehensive loss	(9,830)	(13,639)
Comprehensive Income (Loss) Attributable to Noncontrolling Interest	68	(422)
Comprehensive loss attributable to Acacia Research Corporation	$ (9,898)	$ (13,217)