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Business Combination (Details Textual) (Ocunetics Inc Acquisition [Member], USD $) In Thousands, unless otherwise specified	Dec. 29, 2012	Sep. 15, 2011
Ocunetics Inc Acquisition [Member]
Business Combinations (Textual) [Abstract]
Purchase price of the acquired assets in cash consideration		$ 75
Purchase price of the acquired assets through earn-out provision at fair value		105
Acquired net assets recorded as goodwill	60
Purchase price of the intangible assets	$ 120

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Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.

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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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