Segment And Geographic Information (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

The following table sets forth the Company’s segment revenue, operating expenses and operating income (loss) for the years ended December 31, 2017, 2016 and 2015 (in thousands): 

	Years Ended December 31,
	2017				2016				2015
Revenue:
Product licensing segment (1)		$	167,923			$	30,499			$	31,335
Semiconductor and IP licensing segment		205,809				229,066				241,965
Total revenue		373,732				259,565				273,300
Operating expenses:
Product licensing segment		172,745				25,299				11,191
Semiconductor and IP licensing segment		87,838				72,812				56,315
Unallocated operating expenses (2)		144,649				72,066			(3)	43,592
Total operating expenses		405,232				170,177				111,098
Operating income (loss):
Product licensing segment		(4,822		)		5,200				20,144
Semiconductor and IP licensing segment		117,971				156,254				185,650
Unallocated operating expenses (2)		(144,649		)		(72,066		)		(43,592		)
Total operating income (loss)		$	(31,500	)		$	89,388			$	162,202

(1) Includes $0.1 million and $1.3 million for 2016 and 2015, respectively, which are not part of current segment operations.

(2) Unallocated operating expenses consist primarily of general and administrative expenses and stock-based compensation. These expenses are not allocated because it is not practical to do so.

(3) Includes approximately $23.9 million in transaction-related costs, severance, and other one-time expenses related to the DTS acquisition.

Schedule of Geographic Revenue Information

The table below lists the geographic revenue from continuing operations for the periods indicated (in thousands): 

	Years Ended December 31,
	2017				2016				2015
U.S.	$	164,846	44	%	$	99,594	38	%	$	98,428	36	%
Japan	81,688		22		6,866		3		9,409		3
Korea	50,155		13		95,170		37		87,527		32
Taiwan	33,861		9		34,763		13		57,049		21
Other	43,182		12		23,172		9		20,887		8
	$	373,732	100	%	$	259,565	100	%	$	273,300	100	%

Schedule of Property and Equipment, Net, by Geographical Area

As of December 31, 2017, 2016 and 2015 property and equipment, net, by geographical area are presented below (in thousands): 

	Years Ended December 31,
	2017		2016		2015
U.S.	$	32,862	$	36,891	$	3,219
Europe	1,019		1,252		529
Asia and other	561		712		—
Total	$	34,442	$	38,855	$	3,748