Segment Information (Tables)

3 Months Ended

Apr. 27, 2014

Notes to financial statements [Abstract]

Financial Information by Operating Segment

	GPU		Tegra Processor			All Other			Consolidated
	(In thousands)
Three Months Ended April 27, 2014
Revenue	$	897,363	$	139,424		$	66,000		$	1,102,787
Depreciation and amortization expense	$	29,524	$	14,168		$	11,391		$	55,083
Operating income (loss)	$	235,197	$	(61,440	)	$	(22,398	)	$	151,359
Three Months Ended April 28, 2013
Revenue	$	785,612	$	103,127		$	66,000		$	954,739
Depreciation and amortization expense	$	38,848	$	10,671		$	10,225		$	59,744
Operating income (loss)	$	158,526	$	(54,990	)	$	(20,755	)	$	82,781

Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Table Text Block]

	Three Months Ended
	April 27, 2014			April 28, 2013
	(In thousands)
Reconciling items included in "All Other" category :
Revenue not allocated to reporting segments	$	66,000		$	66,000
Unallocated corporate operating expenses and other expenses	(43,436		)	(44,497		)
Stock-based compensation	(35,521		)	(33,397		)
Amortization of acquisition-related intangibles	(9,441		)	(8,861		)
Total	$	(22,398	)	$	(20,755	)

Revenue from customers based in different geographic regions

	Three Months Ended
	April 27,		April 28,
	2014		2013
	(In thousands)
Revenue:
Taiwan	$	372,859	$	289,881
China	223,462		175,044
United States	172,935		185,978
Other Asia Pacific	154,850		167,257
Other Americas	91,763		65,007
Europe	86,918		71,572
Total revenue	$	1,102,787	$	954,739