Goodwill (Tables)

12 Months Ended

Jan. 25, 2015

Notes to financial statements [Abstract]

Goodwill

	January 25, 2015		January 26, 2014
	(In thousands)
Icera	$	271,186	$	271,186
PortalPlayer	104,896		104,896
3dfx	50,326		75,326
Mental Images	59,252		59,252
MediaQ	35,167		35,167
ULi	31,115		31,115
Hybrid Graphics	27,906		27,906
Ageia	19,198		19,198
Portland Group Inc.	2,149		2,149
Other	16,984		16,984
Total goodwill	$	618,179	$	643,179