OPERATING AND GEOGRAPHICAL SEGMENTS (Tables)

12 Months Ended

Dec. 31, 2015

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Information about Reportable Segments

	Micro- Controllers		Nonvolatile Memory		Automotive		Multi-market and Other		Total
	(in thousands)
Year ended December 31, 2015
Net revenue from external customers	$	807,924	$	150,780	$	138,728	$	75,024	$	1,172,456
Segment income from operations	67,631		25,039		20,425		23,531		136,626
Year ended December 31, 2014
Net revenue from external customers	$	994,069	$	166,768	$	153,221	$	99,276	$	1,413,334
Segment income from operations	116,417		35,868		23,096		3,260		178,641
Year ended December 31, 2013
Net revenue from external customers	$	958,471	$	153,363	$	159,774	$	114,839	$	1,386,447
Segment income from operations	67,847		24,383		13,685		17,441		123,356

Reconciliation of Segment Information to Consolidated Statements of Operations

The Company does not allocate assets by segment, as management does not use asset information to measure or evaluate a segment’s performance.

Reconciliation of Segment Information to Consolidated Statements of Operations

	Years Ended
	December 31, 2015			December 31, 2014			December 31, 2013
	(in thousands)
Total segment income from operations	$	136,626		$	178,641		$	123,356
Unallocated amounts:
Stock-based compensation expense	(51,392		)	(59,679		)	(43,124		)
Loss from manufacturing facility damage and shutdown	—			(3,485		)	(2,205		)
Acquisition-related charges	(12,526		)	(13,767		)	(5,534		)
French building underutilization and other	(1,522		)	(2,957		)	(945		)
Restructuring charges	(4,595		)	(13,882		)	(50,026		)
(Loss) gain related to foundry arrangements	(5,825		)	2,583			(7,424		)
Recovery of receivables due from foundry supplier	—			485			600
Fair value adjustments to inventory from businesses acquired	—			(2,322		)	—
Impairment of XSense assets	—			(26,624		)	—
Writeoff of uncollectible receivable	—			(4,126		)	—
Settlement charges	—			—			(21,600		)
Merger expenses and other	(11,631		)	—			—
Gain on sale of assets	1,626			4,364			4,430
Consolidated income (loss) from operations	$	50,761		$	59,231		$	(2,472	)

Schedule of Geographic Sources of Revenue

Geographic sources of revenue were as follows:

	Years Ended
	December 31, 2015		December 31, 2014		December 31, 2013
	(in thousands)
China, including Hong Kong	$	368,930	$	435,958	$	417,617
United States	204,197		211,532		192,878
Germany	161,386		204,257		199,298
South Korea	78,991		119,886		142,476
Japan	49,398		37,066		41,533
Singapore	33,515		55,536		44,957
Taiwan	31,205		60,632		51,830
France	13,903		15,499		26,270
Rest of Europe	115,238		139,458		128,841
Rest of Asia-Pacific	90,341		102,643		120,290
Rest of the World	25,352		30,867		20,457
Total net revenue	$	1,172,456	$	1,413,334	$	1,386,447

Schedule of Physical Locations of Long-lived Assets

Physical locations of tangible long-lived assets were as follows:

	December 31, 2015		December 31, 2014
	(in thousands)
United States	$	80,500	$	92,466
Philippines	53,891		56,094
France	10,364		13,714
Germany	7,354		17,920
Rest of Asia-Pacific	15,036		20,237
Rest of Europe	4,566		5,854
Total	$	171,711	$	206,285