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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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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed 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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Note 2 - Acquisitions (Details) - Fair Value of Assets Acquired and Liabilities Assumed (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Note 2 - Acquisitions (Details) - Fair Value of Assets Acquired and Liabilities Assumed [Line Items]
Goodwill	$ 58,489us-gaap_Goodwill	$ 57,593us-gaap_Goodwill	$ 57,799us-gaap_Goodwill
Customer Relationships [Member] \| Digital Assent, LLC [Member]
Note 2 - Acquisitions (Details) - Fair Value of Assets Acquired and Liabilities Assumed [Line Items]
Intangible Assets Acquired	382
Technology-Based Intangible Assets [Member] \| Digital Assent, LLC [Member]
Note 2 - Acquisitions (Details) - Fair Value of Assets Acquired and Liabilities Assumed [Line Items]
Intangible Assets Acquired	1,110
Digital Assent, LLC [Member]
Note 2 - Acquisitions (Details) - Fair Value of Assets Acquired and Liabilities Assumed [Line Items]
Current Assets	36
Property and equipment	16
Goodwill	1,124
Other Long Term Assets	23
Total acquired assets	2,691
Current liabilities	(117)
Net assets acquired	$ 2,574