Condensed Quarterly Results (Unaudited) - Quarterly Financial Information (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	12 Months Ended
Mar. 29, 2015	Dec. 28, 2014	Sep. 28, 2014	Jun. 29, 2014	Mar. 30, 2014	Dec. 29, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 29, 2015	Mar. 30, 2014	Mar. 31, 2013
Quarterly Financial Information Disclosure [Abstract]
Net revenues	$ 133,043us-gaap_SalesRevenueNet	$ 140,203us-gaap_SalesRevenueNet	$ 127,503us-gaap_SalesRevenueNet	$ 119,449us-gaap_SalesRevenueNet	$ 115,720us-gaap_SalesRevenueNet	$ 119,449us-gaap_SalesRevenueNet	$ 112,622us-gaap_SalesRevenueNet	$ 113,116us-gaap_SalesRevenueNet	$ 520,198us-gaap_SalesRevenueNet	$ 460,907us-gaap_SalesRevenueNet	$ 484,538us-gaap_SalesRevenueNet
Gross profit	77,546us-gaap_GrossProfit	82,401us-gaap_GrossProfit	75,410us-gaap_GrossProfit	70,695us-gaap_GrossProfit	76,298us-gaap_GrossProfit	81,003us-gaap_GrossProfit	76,309us-gaap_GrossProfit	76,497us-gaap_GrossProfit	306,052us-gaap_GrossProfit	310,107us-gaap_GrossProfit	325,358us-gaap_GrossProfit
Operating income	11,813us-gaap_OperatingIncomeLoss	23,700us-gaap_OperatingIncomeLoss	13,521us-gaap_OperatingIncomeLoss	5,396us-gaap_OperatingIncomeLoss	(42,633)us-gaap_OperatingIncomeLoss	20,302us-gaap_OperatingIncomeLoss	13,186us-gaap_OperatingIncomeLoss	(3,075)us-gaap_OperatingIncomeLoss	54,430us-gaap_OperatingIncomeLoss	(12,220)us-gaap_OperatingIncomeLoss	57,850us-gaap_OperatingIncomeLoss
Net income	$ 11,148us-gaap_NetIncomeLoss	$ 22,435us-gaap_NetIncomeLoss	$ 11,010us-gaap_NetIncomeLoss	$ 6,000us-gaap_NetIncomeLoss	$ (46,779)us-gaap_NetIncomeLoss	$ 20,586us-gaap_NetIncomeLoss	$ 10,977us-gaap_NetIncomeLoss	$ (3,050)us-gaap_NetIncomeLoss	$ 50,593us-gaap_NetIncomeLoss	$ (18,266)us-gaap_NetIncomeLoss	$ 73,136us-gaap_NetIncomeLoss
Net income (loss) per share:
Basic	$ 0.13us-gaap_EarningsPerShareBasic	$ 0.26us-gaap_EarningsPerShareBasic	$ 0.13us-gaap_EarningsPerShareBasic	$ 0.07us-gaap_EarningsPerShareBasic	$ (0.54)us-gaap_EarningsPerShareBasic	$ 0.24us-gaap_EarningsPerShareBasic	$ 0.13us-gaap_EarningsPerShareBasic	$ (0.03)us-gaap_EarningsPerShareBasic	$ 0.58us-gaap_EarningsPerShareBasic	$ (0.21)us-gaap_EarningsPerShareBasic	$ 0.78us-gaap_EarningsPerShareBasic
Diluted	$ 0.13us-gaap_EarningsPerShareDiluted	$ 0.25us-gaap_EarningsPerShareDiluted	$ 0.12us-gaap_EarningsPerShareDiluted	$ 0.07us-gaap_EarningsPerShareDiluted	$ (0.54)us-gaap_EarningsPerShareDiluted	$ 0.24us-gaap_EarningsPerShareDiluted	$ 0.13us-gaap_EarningsPerShareDiluted	$ (0.03)us-gaap_EarningsPerShareDiluted	$ 0.57us-gaap_EarningsPerShareDiluted	$ (0.21)us-gaap_EarningsPerShareDiluted	$ 0.78us-gaap_EarningsPerShareDiluted

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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