Acquisitions (Tables)

6 Months Ended

Jun. 30, 2012

Acquisitions [Abstract]

Schedule of Purchase Price Allocation

Based on the total purchase consideration and the estimate of the assets acquired and the liabilities assumed by ARG as of the Acquisition Date, the purchase price allocation was as follows ($ amounts in thousands):

				Amortization Period	Annual Amortization
Assets Acquired and Liabilities Assumed:
Fair value of net tangible assets acquired	$	10,000
Intangible assets acquired - patents	150,000			10 years	$	15,000
Goodwill	36,202
Net deferred income tax liability	(36,202		)
Total	$	160,000

Deferred Tax Liability, Acquisition

The estimated net deferred tax liability was determined as follows ($ amounts in thousands):

	Book Basis		Tax Basis		Difference
Intangible assets acquired - patents	$	150,000	$	—	$	(150,000	)
Estimated net operating loss carryforwards - ADAPTIX	—		46,565		46,565
Net deferred tax liability - pretax					(103,435		)
Estimated tax rate					35		%
Estimated net deferred tax liability					$	(36,202	)

Business Acquisition, Pro Forma Information

The unaudited pro forma combined results are presented in thousands, except share and per share information.

	Three Months Ended June 30,						Six Months Ended June 30,
	2012			2011			2012			2011
Revenues	$	50,484		$	39,746		$	149,524		$	100,876
Total operating costs and expenses	40,711			41,893			76,045			86,870
Operating income (loss)	9,773			(2,147		)	73,479			14,006
Interest and investment income	102			24			158			53
Income (loss) from operations before provision for income taxes	9,875			(2,123		)	73,637			14,059
Provision for income taxes	(3,494		)	(306		)	(18,241		)	(7,454		)
Net income (loss) including noncontrolling interests in operating subsidiaries	6,381			(2,429		)	55,396			6,605
Net (income) loss attributable to noncontrolling interests in operating subsidiaries	(60		)	300			215			(903		)
Net income (loss) attributable to Acacia Research Corporation	$	6,321		$	(2,129	)	$	55,611		$	5,702

	Three Months Ended June 30,					Six Months Ended June 30,
	2012		2011			2012		2011
Pro forma income (loss) per common share attributable to Acacia Research Corporation:
Basic earnings (loss) per share	$	0.13	$	(0.05	)	$	1.20	$	0.15
Diluted earnings (loss) per share	$	0.13	$	(0.05	)	$	1.18	$	0.14
Weighted average number of shares outstanding, basic	47,944,193		40,994,082			46,155,846		38,104,500
Weighted average number of shares outstanding, diluted	48,938,766		42,453,782			47,208,105		39,477,616