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Note 4 - Goodwill and Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Amortization of Intangible Assets (in Dollars)	$ 476	$ 135
Percent By Which Goodwill Exceeds Fair Value	41.00%	50.00%
Amount by Which Goodwill Exceeds Fair Value (in Dollars)	$ 7,516	$ 8,670
Goodwill and Indefinite Lived Intangible Assets [Member]
Fair Value Inputs, Discount Rate	24.00%	20.00%

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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