Summary Of Significant Accounting Policies (Narrative) (Details) (USD $)	12 Months Ended
Mar. 30, 2013	Mar. 31, 2012	Mar. 26, 2011
Depreciation and amortization expense on property, plant and equipment	$ 13,562,000	$ 9,972,000	$ 8,145,000
Impairment of goodwill	0	0	0
Advertising expense	1,500,000	1,800,000	1,300,000
Weighted outstanding options excluded from diluted calculation	453,000	1,052,000	615,000
Maximum [Member]
Intangible assets, useful life	10 years
Acquired intangible assets, useful life	15 years
Share-based compensation, vesting period	4 years
Minimum [Member]
Intangible assets, useful life	1 year
Acquired intangible assets, useful life	4 years
Share-based compensation, vesting period	0 years
Buildings [Member] \| Maximum [Member]
Estimated useful life	39 years
Software [Member]
Estimated useful life	3 years
Furniture, Fixtures, Machinery And Equipment [Member] \| Maximum [Member]
Estimated useful life	10 years
Furniture, Fixtures, Machinery And Equipment [Member] \| Minimum [Member]
Estimated useful life	3 years
Capitalized Enterprise Resource Planning Software [Member]
Estimated useful life	10 years
Property, Plant And Equipment [Member]
Depreciation and amortization expense on property, plant and equipment	$ 10,200,000	$ 6,300,000	$ 4,800,000
Property, Plant And Equipment [Member] \| Maximum [Member]
Estimated useful life	39 years
Property, Plant And Equipment [Member] \| Minimum [Member]
Estimated useful life	3 years
Futaihua Industrial [Member] \| Accounts Receivable [Member]
Concentration risk, percentage	21.00%	28.00%
Hongfujin Precision [Member] \| Accounts Receivable [Member]
Concentration risk, percentage	36.00%	14.00%
Protek [Member] \| Accounts Receivable [Member]
Concentration risk, percentage	16.00%
Avnet, Inc. [Member] \| Sales [Member]
Concentration risk, percentage		15.00%	24.00%
Apple, Inc. [Member] \| Sales [Member]
Concentration risk, percentage	82.00%	62.00%	47.00%
No Other Distributor [Member] \| Maximum [Member] \| Accounts Receivable [Member]
Concentration risk, percentage	10.00%	10.00%
Ten Largest Customers [Member]
Number of customers responsible for sales concentration		10
Ten Largest Customers [Member] \| Sales [Member]
Concentration risk, percentage	89.00%	74.00%	62.00%
No Other Customer Or Distributor [Member] \| Maximum [Member] \| Sales [Member]
Concentration risk, percentage	10.00%	10.00%	10.00%

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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