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Note 5 - Accrued Expenses and Other Current Liabilities (Tables)

6 Months Ended

Jun. 30, 2014

Disclosure Text Block Supplement [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

		June 30, 2014				December 31, 2013
Accrued employee liabilities		$	5,478			$	5,010
Accrued property, use, and franchise taxes			1,824				2,558
Other			361				237
Total		$	7,663			$	7,805

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Tabular disclosure of the components of accrued liabilities.

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