Quartely Summary (Tables)

12 Months Ended

Jan. 29, 2012

Table Text Block Supplement [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

	Fiscal Year 2012 Quarters Ended
	January 29, 2012 (A, B)		October 30,  2011 (B)		July 31, 2011 (B)		May 1, 2011 (B)
	(In thousands, except per share data)
Statement of Operations Data:
Revenue	$	953,194	$	1,066,180	$	1,016,517	$	962,039
Cost of revenue	$	463,181	$	509,463	$	491,233	$	477,536
Gross profit	$	490,013	$	556,717	$	525,284	$	484,503
Net income	$	116,025	$	178,273	$	151,573	$	135,219
Basic net income per share	$	0.19	$	0.29	$	0.25	$	0.23
Diluted net income per share	$	0.19	$	0.29	$	0.25	$	0.22

	Fiscal Year 2011 Quarters Ended
	January 30, 2011 (C)		October 31,  2010		August 1, 2010 (D, E, F)			May 2, 2010
	(In thousands, except per share data)
Statement of Operations Data:
Revenue	$	886,376	$	843,912	$	811,208		$	1,001,813
Cost of revenue	$	460,017	$	451,850	$	676,916		$	545,436
Gross profit	$	426,359	$	392,062	$	134,292		$	456,377
Net income (loss)	$	171,651	$	84,862	$	(140,961	)	$	137,594
Basic net income (loss) per share	$	0.29	$	0.15	$	(0.25	)	$	0.24
Diluted net income (loss) per share	$	0.29	$	0.15	$	(0.25	)	$	0.23

(A) Includes, an additional charge of $7.3 million associated with the fair value prescribed to the settlement between the Company and Rambus. On February 7, 2012, the Company and Rambus entered into a licensing agreement and both parties also agreed to settle all outstanding legal disputes.

(B) Includes other acquisition related costs including transaction costs, compensation charges and restructuring costs related to the acquisition of Icera, Inc. of $1.3 million, $7.6 million, $6.4 million and $5.1 million for the first, second, third and fourth quarters of fiscal year 2012, respectively.

(C) Includes a $57.0 million benefit, as a result of the Company and Intel entering into a new six-year cross licensing agreement. Both parties also agreed to settle all outstanding legal disputes. Please refer to Note 4 of these Notes to the Consolidated Financial Statements for details.

(D) Includes a $13.4 million benefit from an insurance provider as reimbursement for some claims against us towards the cost arising from a weak die/packaging material set. Portions of the reimbursement are allocated to cost of revenue ($11.1 million) and legal expense ($2.3 million).

(E) Includes a $192.3 million warranty charge against cost of revenue arising from a weak die/packaging material set.

(F) Includes a $15.0 million charge related to a class action lawsuit settlement. Please refer to Note 14 of these Notes to the Consolidated Financial Statements for details.