Segment Information (Tables)

6 Months Ended

Jul. 27, 2014

Segment Reporting [Abstract]

Net Sales by Segment

Net sales by segment are as follows:

	Three Months Ended				Six Months Ended
(in thousands)	July 27, 2014		July 28, 2013		July 27, 2014		July 28, 2013
Semiconductor Products Group	$	145,451	$	158,149	$	277,195	$	316,708
All others	291		6,861		1,406		10,709
Total	$	145,742	$	165,010	$	278,601	$	327,417

Income (loss) by Segment and Reconciliation to Consolidated Operating Income

Income (loss) by segment and reconciliation to consolidated operating income:

	Three Months Ended					Six Months Ended
(in thousands)	July 27, 2014			July 28, 2013		July 27, 2014			July 28, 2013
Semiconductor Products Group	$	36,517		$	39,137	$	66,478		$	81,160
All others	(1,345		)	2,131		(4,049		)	346
Operating Income by segment	35,172			41,268		62,429			81,506
Items to reconcile segment operating income (loss) to consolidated income before taxes
Intangible amortization and impairments	6,444			9,811		12,869			17,667
Stock-based compensation expense	6,274			6,156		13,121			14,782
Inventory write-down	—			—		1,052			—
Restructuring charges	—			—		1,001			—
Other non-segment related expenses	58			506		502			1,437
Amortization of fair value adjustments related to acquired PP&E	339			338		678			3,085
Interest expense, net	1,588			10,584		2,975			14,644
Non-operating expense, net	345			198		623			1,005
Income before taxes	$	20,124		$	13,675	$	29,608		$	28,886

Net Sales Activity By Geographic Region

Net sales activity by geographic region is as follows:

	Three Months Ended				Six Months Ended
	July 27, 2014		July 28, 2013		July 27, 2014		July 28, 2013
Asia-Pacific	77	%	72	%	76	%	73	%
North America	13	%	17	%	13	%	16	%
Europe	10	%	11	%	11	%	11	%
	100	%	100	%	100	%	100	%

Summary Of Sales Activity To Countries That Represented Greater Than 10% Of Total Net Sales

The table below summarizes sales activity to countries that represented greater than 10% of total net sales for one or more of the periods presented:

	Three Months Ended				Six Months Ended
(percentage of total sales)	July 27, 2014		July 28, 2013		July 27, 2014		July 28, 2013
China (including Hong Kong)	36	%	32	%	35	%	33	%
United States	12	%	15	%	13	%	15	%
Japan	12	%	13	%	11	%	12	%
South Korea	8	%	11	%	10	%	11	%

Income (Loss) From Continuing Operations Before Income Taxes

Income (loss) from continuing operations before income taxes is as follows:

	Three Months Ended						Six Months Ended
(in thousands)	July 27, 2014			July 28, 2013			July 27, 2014			July 28, 2013
Domestic	$	(6,002	)	$	(11,831	)	$	(11,139	)	$	(18,245	)
Foreign	26,126			25,506			40,747			47,131
Total	$	20,124		$	13,675		$	29,608		$	28,886