CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014
Income Statement [Abstract]
Net revenues	$ 219,693	$ 227,580	$ 433,106	$ 452,068
Cost of goods sold	114,396	119,466	225,270	237,676
Gross profit	105,297	108,114	207,836	214,392
Operating expenses:
Research and development	11,553	10,938	22,874	26,319
Selling, general and administrative	74,565	84,769	162,177	177,331
Total operating expenses	86,118	95,707	185,051	203,650
Operating income	19,179	12,407	22,785	10,742
Interest and other expense, net	(2,606)	(2,645)	(4,615)	(5,188)
Income before provision for income taxes	16,573	9,762	18,170	5,554
Provision for income taxes	3,710	2,275	5,574	1,715
Net income	$ 12,863	$ 7,487	$ 12,596	$ 3,839
Net income (loss) per share - basic (in dollars per share)	$ 0.25	$ 0.15	$ 0.25	$ 0.07
Net income (loss) per share - diluted (in dollars per share)	$ 0.25	$ 0.14	$ 0.24	$ 0.07
Weighted average shares outstanding
Basic (in shares)	50,680	51,391	51,020	51,567
Diluted (in shares)	51,187	51,925	51,638	52,056
Comprehensive (loss) income	$ (1,526)	$ 6,990	$ (4,153)	$ 2,495