Segment Information (Tables)

12 Months Ended

Jan. 26, 2014

Notes to financial statements [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	GPU		Tegra Processor			All Other			Consolidated
	(In thousands)
Year Ended January 26, 2014:
Revenue	$	3,468,144	$	398,018		$	264,000		$	4,130,162
Depreciation and amortization expense	$	146,571	$	49,839		$	42,738		$	239,148
Operating income (loss)	$	834,763	$	(268,068	)	$	(70,468	)	$	496,227
Year Ended January 27, 2013:
Revenue	$	3,251,712	$	764,447		$	264,000		$	4,280,159
Depreciation and amortization expense	$	143,262	$	40,793		$	42,180		$	226,235
Operating income (loss)	$	694,338	$	40,508		$	(86,607	)	$	648,239
Year Ended January 29, 2012:
Revenue	$	3,186,764	$	591,166		$	220,000		$	3,997,930
Depreciation and amortization expense	$	129,307	$	35,431		$	39,467		$	204,205
Operating income (loss)	$	721,957	$	43,736		$	(117,394	)	$	648,299

	Year Ended
	January 26, 2014			January 27, 2013			January 29, 2012
	(In thousands)
Reconciling items included in "All Other" category :
Revenue not allocated to reporting segments	$	264,000		$	264,000		$	220,000
Unallocated corporate operating expenses and other expenses	(166,483		)	(157,680		)	(156,268		)
Stock-based compensation	(136,295		)	(136,662		)	(136,354		)
Acquisition-related costs, net	(31,652		)	(36,138		)	(37,472		)
Other non-recurring expenses and benefits	(38		)	(20,127		)	(7,300		)
Total	$	(70,468	)	$	(86,607	)	$	(117,394	)

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

	Year Ended
	January 26, 2014		January 27, 2013		January 29, 2012
Revenue:	(In thousands)
China	$	793,790	$	780,493	$	941,811
Taiwan	1,321,503		1,356,838		1,137,175
Other Asia Pacific	675,339		783,573		730,975
Europe	295,160		263,488		296,591
United States	726,830		799,430		596,264
Other Americas	317,540		296,337		295,114
Total revenue	$	4,130,162	$	4,280,159	$	3,997,930

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 26, 2014		January 27, 2013
Long-lived assets:	(In thousands)
United States	$	522,461	$	542,669
Taiwan	51,993		45,868
China	29,313		34,644
India	31,456		31,312
Europe	50,677		28,190
Other Asia Pacific	1,092		941
Total long-lived assets	$	686,992	$	683,624

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

	Year Ended
	January 26, 2014		January 27, 2013		January 29, 2012
Revenue:
Customer A	11	%	13	%	11	%
Customer B	10	%	9	%	7	%

Schedule Of Accounts Receivable, Major Customers

	January 26, 2014		January 27, 2013
Accounts Receivable:
Customer A	23	%	20	%
Customer B	5	%	10	%
Customer C	9	%	10	%