Unaudited Condensed Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Sep. 27, 2015	Sep. 28, 2014
Net revenue	$ 341,893	$ 353,338	$ 939,832	$ 1,040,333
Cost of revenue	245,566	251,005	677,569	742,889
Gross profit	96,327	102,333	262,263	297,444
Operating expenses:
Research and development	21,572	23,337	63,126	67,994
Sales and marketing	35,923	39,283	107,538	117,373
General and administrative	11,803	11,726	33,192	34,995
Restructuring and other charges	1,016	1,360	6,384	2,190
Litigation reserves, net	0	69	(2,690)	254
Total operating expenses	70,314	75,775	207,550	222,806
Income from operations	26,013	26,558	54,713	74,638
Interest income	65	68	184	174
Other income (expense), net	(199)	2,246	(67)	1,911
Income before income taxes	25,879	28,872	54,830	76,723
Provision for income taxes	10,780	8,847	28,053	27,582
Net income	$ 15,099	$ 20,025	$ 26,777	$ 49,141
Net income per share:
Basic (in dollars per share)	$ 0.47	$ 0.56	$ 0.80	$ 1.36
Diluted (in dollars per share)	$ 0.47	$ 0.55	$ 0.79	$ 1.34
Weighted average shares used to compute net income per share:
Basic	31,979	35,643	33,473	36,133
Diluted	32,335	36,250	34,002	36,806