CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Mar. 31, 2012	Apr. 02, 2011	Apr. 03, 2010
Net revenues	$ 727,844	$ 676,694	$ 645,430
Cost of goods sold	358,604	321,485	307,949
Gross profit	369,240	355,209	337,481
Operating expenses:
Research and development	36,801	32,656	26,376
Selling, general and administrative	245,261	213,899	214,483
Contingent consideration income	(1,580)	(1,894)	(2,345)
Asset impairment	0	0	15,686
Total operating expenses	280,482	244,661	254,200
Operating income	88,758	110,548	83,281
Other income (expense), net	740	(467)	(2,010)
Income before provision for income taxes	89,498	110,081	81,271
Provision for income taxes	22,612	30,101	22,901
Net income	$ 66,886	$ 79,980	$ 58,370
Basic income per common share
Net income (in dollars per share)	$ 2.64	$ 3.19	$ 2.29
Income per common share assuming dilution
Net income (in dollars per share)	$ 2.59	$ 3.12	$ 2.24
Weighted average shares outstanding
Basic (in shares)	25,364	25,077	25,451
Diluted (in shares)	25,795	25,596	26,063