Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Jun. 29, 2014	Jun. 30, 2013
Income Statement [Abstract]
Net revenues	$ 119,449	$ 113,116
Cost of revenues	48,754	36,619
Gross profit	70,695	76,497
Operating expenses:
Engineering and development	37,821	40,387
Sales and marketing	16,034	19,413
General and administrative	8,900	7,739
Special charges	2,544	12,033
Total operating expenses	65,299	79,572
Operating income (loss)	5,396	(3,075)
Interest and other income, net	142	773
Income (loss) before income taxes	5,538	(2,302)
Income tax expense (benefit)	(462)	748
Net income (loss)	$ 6,000	$ (3,050)
Net income (loss) per share:
Basic	$ 0.07	$ (0.03)
Diluted	$ 0.07	$ (0.03)
Number of shares used in per share calculations:
Basic	87,395	89,146
Diluted	88,253	89,146

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan, asset impairment charges and other charges. Costs of exit or disposal activities includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement.

No definition available.