Refers to number of patents infringed by the plaintiff.

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Refers to number of products the district court granted Halo's motion for a permanent injunction against.

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Refers to royalty on sell of products on relevant US sales during stay period.

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Refers to the stay period for the district court granted Pulse's emergency motion.

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The amount the liability recorded for the income tax examination increased or decreased in the current year/accounting period.

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The amount of the additional liability or refund received or expected based on a final settlement with a taxing authority.

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The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.

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Presents an assertion of a fact by a plaintiff in a pleading or complaint, which the plaintiff claims it will prove upon presentation of evidence at the proceeding.

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Amount of damages awarded to the plaintiff in the legal matter.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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Identifies the domicile or jurisdiction of the court of law, arbitration or mediation proceeding.

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States the date the complaint was formally filed in a court of law, in arbitration or mediation.

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Commitments and contingencies (Details) (USD $) In Millions, unless otherwise specified			3 Months Ended
	Mar. 28, 2014 Turkish Foreign Tax Authority [Member]	Dec. 28, 2012 Turkish Foreign Tax Authority [Member]	Mar. 28, 2014 Halo [Member] Plant Product	Mar. 29, 2013 Halo [Member]
Commitments [Line Items]
Number of product groups under permanent injunction			8
Stay period			90 days
Royalty in stay period (in hundredths)			4.50%
Amount of bond held in an interest-bearing account			$ 1.6
Lawsuit filing date			March 2007
Domicile of Litigation			United States District Court, District of Nevada
Plaintiff allegations			The plaintiff, Halo, claims that we infringe certain U.S. patents related to an electronic surface mount package, and is seeking injunctive relief and damages.
Number of patents infringed			3
Damage and interest payable amount			2.0
Legal expenses			0.3	0.3
Legal Reserve
Legal reserve		3.7
(Decrease) increase in Legal reserve	$ (0.1)	$ 3.7