Segment Information, Operations By Geographic Area And Customer Concentration (Tables)

6 Months Ended

Jul. 01, 2012

Segment Reporting [Abstract]

Schedule Of Reportable Segment And Reconciliation Of Segment Contribution Income To Income Before Income Taxes

Financial information for each reportable segment and a reconciliation of segment contribution income to income before income taxes is as follows (in thousands, except percentage data):

	Three Months Ended						Six Months Ended
	July 1, 2012			July 3, 2011			July 1, 2012			July 3, 2011
Net revenues:
Retail	$	113,824		$	107,869		242,801			224,994
Commercial	80,626			77,112			$	155,258		$	156,734
Service provider	126,205			106,259			$	248,216		$	188,335
Total net revenues	320,655			291,240			$	646,275		$	570,063
Contribution income:
Retail	$	18,559		$	21,007		$	44,831		$	40,885
Retail contribution margin	16.3		%	19.5		%	18.5		%	18.2		%
Commercial	19,429			16,122			$	32,274		$	33,703
Commercial contribution margin	24.1		%	20.9		%	20.8		%	21.5		%
Service Provider	9,609			9,020			$	22,539		$	17,401
Service Provider contribution margin	7.6		%	8.5		%	9.1		%	9.2		%
Total segment contribution income	47,597			46,149			99,644			91,989
Corporate and unallocated costs	(12,201		)	(11,380		)	(23,564		)	(21,992		)
Amortization of intangible assets (1)	(1,016		)	(1,189		)	(1,963		)	(2,546		)
Stock-based compensation expense	(3,395		)	(3,508		)	(6,787		)	(6,880		)
Restructuring and other charges	—			(2,094		)	—			(2,094		)
Acquisition related compensation	—			(20		)	—			(40		)
Impact to cost of sales from acquisition accounting adjustments to inventory	—			(609		)	—			(609		)
Litigation reserves, net	—			225			(151		)	278
Interest income	116			106			235			235
Other income (expense), net	354			(341		)	(247		)	(671		)
Income before income taxes	$	31,455		$	27,339		$	67,167		$	57,670

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(1) Amount excludes amortization expense related to patents within purchased intangible assets in costs of revenues.

Schedule Of Net Revenue By Geography Periods

The following table shows net revenue by geography for the periods indicated (in thousands):

	Three Months Ended				Six Months Ended
	July 1, 2012		July 3, 2011		July 1, 2012		July 3, 2011
United States	$	158,046	$	146,727	$	322,791	$	274,491
Americas (excluding U.S.)	5,392		2,799		9,002		6,982
United Kingdom	47,210		40,188		96,604		86,821
EMEA (excluding U.K.)	70,605		70,143		146,292		146,130
APAC	39,402		31,383		71,586		55,639
Total net revenue	$	320,655	$	291,240	$	646,275	$	570,063

Schedule Of Long-Lived Asset By Geographic Areas

Long-lived assets by geographic location are as follows (in thousands):

	July 1, 2012		December 31, 2011
United States	$	10,291	$	9,901
Americas (excluding U.S.)	39		44
EMEA	630		331
China	5,340		4,909
APAC (excluding China)	982		699
	$	17,282	$	15,884

Schedule Of Customer Concentration

Significant customers as a percentage of net revenues are as follows:

	Three Months Ended				Six Months Ended
	July 1, 2012		July 3, 2011		July 1, 2012		July 3, 2011
Virgin Media Limited and Affiliates (Service Provider)	10	%	9	%	10	%	10	%
Ingram Micro, Inc. and Affiliates (Distributor)	9	%	10	%	9	%	10	%
Best Buy Co., Inc. and Affiliates (Retailer)	7	%	10	%	8	%	12	%
All others	74	%	71	%	73	%	68	%
	100	%	100	%	100	%	100	%