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Note 11 - Other Assets (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Other Assets [Table Text Block]

		December 31,
		2017				2016
Long term spare parts		$	871			$	830
Long term deposits			578				964
Other			129				0
Total		$	1,578			$	1,794

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Tabular disclosure of the carrying amounts of other assets. This disclosure includes other current assets and other noncurrent assets.

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