Consolidated Income Statements (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Revenue:
Product	$ 839,129	$ 640,836	$ 471,598
Services	113,995	116,692	100,891
Maintenance	373,300	392,307	363,465
Total revenue	1,326,424	1,149,835	935,954
Costs and expenses:
Cost of product	73,392	69,657	31,421
Cost of services	72,607	81,498	82,968
Cost of maintenance	45,124	44,001	42,054
Marketing and sales	342,278	323,798	305,558
Research and development	454,085	400,745	376,413
General and administrative	112,076	92,863	86,394
Amortization of acquired intangibles	15,077	16,536	14,160
Restructuring and other charges	113	360	10,152
Litigation charges	0	0	15,800
Total costs and expenses	1,114,752	1,029,458	964,920
Income (loss) from operations	211,672	120,377	(28,966)
Interest expense	(34,742)	(43,025)	(36,343)
Other income, net	11,341	18,074	2,541
Income (loss) before provision (benefit) for income taxes	188,271	95,426	(62,768)
Provision (benefit) for income taxes	(251,677)	23,197	(189,306)
Net income	$ 439,948	$ 72,229	$ 126,538
Net income per share - basic (in usd per share)	$ 1.63	$ 0.27	$ 0.49
Net income per share - diluted (in usd per share)	$ 1.57	$ 0.27	$ 0.48
Weighted average common shares outstanding - basic (shares)	270,479	263,892	260,787
Weighted average common shares outstanding - diluted (shares)	280,667	270,816	265,871