Segment Information (Tables)

12 Months Ended

Jan. 29, 2012

Notes to financial statements [Abstract]

Financial Information by Operating Segment

	GPU			PSB		CPB			All Other			Consolidated
	(In thousands)
Year Ended January 29, 2012:
Revenue	$	2,542,430		$	864,334	$	591,166		$	—		$	3,997,930
Depreciation and amortization expense	$	118,644		$	22,564	$	62,997		$	—		$	204,205
Operating income (loss)	$	528,242		$	327,970	$	(207,913	)	$	—		$	648,299
Year Ended January 30, 2011:
Revenue	$	2,527,144		$	818,552	$	197,613		$	—		$	3,543,309
Depreciation and amortization expense	$	126,536		$	26,711	$	33,742		$	—		$	186,989
Operating income (loss)	$	30,154		$	321,944	$	(153,351	)	$	57,000		$	255,747
Year Ended January 31, 2010:
Revenue	$	2,660,176		$	510,223	$	156,046		$	—		$	3,326,445
Depreciation and amortization expense	$	139,298		$	28,443	$	28,923		$	—		$	196,664
Operating income (loss)	$	(13,487	)	$	148,953	$	(94,170	)	$	(140,241	)	$	(98,945	)

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

	Year Ended
	January 29, 2012		January 30, 2011		January 31, 2010
Revenue:	(In thousands)
China	$	941,811	$	1,223,199	$	1,304,196
Taiwan	1,137,175		936,797		883,137
Other Asia Pacific	730,975		519,473		406,286
Europe	296,591		261,421		203,760
United States	596,264		297,265		248,793
Other Americas	295,114		305,154		280,273
Total revenue	$	3,997,930	$	3,543,309	$	3,326,445

The following table presents summarized information for long-lived assets by geographic region. Long lived assets consist of property and equipment and deposits and other assets and exclude goodwill and intangible assets.

	January 29, 2012		January 30, 2011
Long-lived assets:	(In thousands)
United States	$	563,699	$	529,797
Taiwan	40,199		56,202
China	27,360		32,500
India	30,598		31,454
Europe	17,737		4,541
Other Asia Pacific	811		787
Total long-lived assets	$	680,404	$	655,281

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

	Year Ended
	January 29, 2012		January 30, 2011		January 31, 2010
Revenue:
Customer A	11	%	—		—
Customer B	—		12	%	12	%

ScheduleOfAccountsReceivablePercentagesFromSignificantCustomersTextBlock [Table Text Block]

	January 29, 2012		January 30, 2011
Accounts Receivable:
Customer A	20	%	11	%