The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.

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Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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SUPPLEMENTARY FINANCIAL INFORMATION (UNAUDITED) (Details) (USD $)	12 Months Ended			0 Months Ended	3 Months Ended	0 Months Ended	3 Months Ended
	Mar. 29, 2015	Mar. 30, 2014	Mar. 31, 2013	Jul. 12, 2013	Sep. 29, 2013	Dec. 13, 2013	Dec. 29, 2013	Dec. 28, 2014	Sep. 28, 2014	Mar. 30, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Amortization of intangible assets	$ 6,573,000us-gaap_AmortizationOfIntangibleAssets	$ 24,793,000us-gaap_AmortizationOfIntangibleAssets	$ 20,546,000us-gaap_AmortizationOfIntangibleAssets
Provision	19,383,000us-gaap_RestructuringCharges	5,538,000us-gaap_RestructuringCharges	5,834,000us-gaap_RestructuringCharges
PCI Express
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on divestiture				82,349,000	82,300,000
Assets of Audio Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on divestiture						(3,716,000)	(3,400,000)
High-Speed Converter Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on Disposition of Business	16,840,000	0	0
Severance Costs									6,800,000
Provision	18,305,000	0	0					11,900,000
IPR&D \| Cost of revenue
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Amortization of intangible assets		8,700,000								8,700,000
IPR&D \| Research and development
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of intangible assets										$ 2,400,000