Note 2 - Fair Value of Assets Acquired and Liabilities Assumed (Details) $ in Thousands	Oct. 28, 2014 USD ($)
Digital Assent LLC [Member] \| Customer Relationships [Member]
Property and equipment	$ 16
Digital Assent LLC [Member] \| Technology-Based Intangible Assets [Member]
Finite-lived intangible assets	382
Digital Assent LLC [Member]
Current Assets	36
Finite-lived intangible assets	1,110
Goodwill	1,124
Other Long Term Assets	23
Total acquired assets	2,691
Current liabilities	(117)
Net assets acquired	$ 2,574

Amount of assets acquired at the acquisition date.

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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