Acquisition (Details) (USD $) In Thousands, unless otherwise specified	Jun. 23, 2011
Assets:
Inventory	$ 5,000
Identifiable intangible assets:
Total identifiable intangible assets	8,113
Goodwill	483
Total assets acquired	13,596
Current liabilities	34
Net assets acquired	13,562
Patents [Member]
Identifiable intangible assets:
Identifiable intangible assets	6,948
Customer lists [Member]
Identifiable intangible assets:
Identifiable intangible assets	736
Trademarks, Know-how [Member]
Identifiable intangible assets:
Identifiable intangible assets	$ 429

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

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The amount of acquisition cost of a business combination allocated to assets acquired.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

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The amount of acquisition cost of a business combination allocated to inventory, including finished goods, work-in-process, and raw materials.

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The amount of acquisition cost of a business combination allocated to current liabilities of the acquired entity.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Amount of acquisition cost of a business combination allocated to assets, excluding financial assets and goodwill, lacking physical substance.

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