Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Other comprehensive income (loss):
Net Loss, Including Portion Attributable to Noncontrolling Interest	$ (27,353)	$ (12,835)	$ (40,128)	$ (50,521)
Unrealized loss on short-term investments, net of tax of $0	(94)	(347)	(356)	(1,196)
Unrealized loss on foreign currency translation, net of tax of $0	0	0	(141)	0
Reclassification adjustment for losses included in net loss	274	350	617	1,362
Total other comprehensive loss	(27,173)	(12,832)	(40,008)	(50,355)
Comprehensive Income (Loss) Attributable to Noncontrolling Interest	(43)	(420)	3,998	(736)
Comprehensive loss attributable to Acacia Research Corporation	$ (27,130)	$ (12,412)	$ (44,006)	$ (49,619)