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Note 8 - Share-based Compensation (Tables)

9 Months Ended

Sep. 30, 2015

Notes Tables

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

		Three Months Ended September 30,								Nine Months Ended September 30,
		2015				2014				2015				2014

Cost of sales		$	116			$	62			$	296			$	154
Selling, general and administrative expenses			91				820				1,044				1,913
Total		$	207			$	882			$	1,340			$	2,067

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

		Options Outstanding				Weighted Average Exercise Price per Share				Weighted Average Remaining Contractual Life				Aggregate Intrinsic Value
														(In thousands)
Balance, January 1, 2015			38,000			$	26.05
Options granted			-				-
Options exercised			(2,000	)			22.07
Options cancelled			(4,000	)			28.42
Balance, September 30, 2015			32,000				26.00				3.54			$	-
Exercisable, September 30, 2015			32,000				26.00				3.54			$	-

Schedule of Unvested Restricted Stock Units Roll Forward [Table Text Block]

		Number of RSUs and PSAs				Weighted Average Grant Date Fair Value
Balance, January 1, 2015			231,215			$	36.34
RSUs and PSAs granted			-				-
RSUs and PSAs vested			(49,403	)			30.01
RSUs and PSAs canceled			(50,707	)			35.93
Balance, September 30, 2015			131,105				38.88