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Note 4 - Inventories (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule Of Inventory Current And Non Current [Table Text Block]

		December 31,
		2016				2015
Short-term inventories:
Raw materials		$	15,411			$	21,486
Work-in-process			1,235				1,901
Finished goods			40				3,641
Supplies			2,351				2,447
Total short-term inventories			19,037				29,475
Long-term inventories:
Finished goods			773				823
Total inventories		$	19,810			$	30,298

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. Includes current and non-current inventory balances.

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