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Note 4 - Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

		Number of stock awards (in thousands)				Weighted average grant date fair value
Unvested at December 31, 2013			777			$	5.95
Granted			136			$	12.27
Vested			(137	)		$	7.43
Forfeited			(134	)		$	7.80
Unvested at December 31, 2014			642			$	6.60
Granted			63			$	28.10
Vested			(246	)		$	4.97
Forfeited			(129	)		$	5.38
Unvested at December 31, 2015			330			$	12.43
Granted			120			$	18.92
Vested			(169	)		$	5.28
Forfeited			(16	)		$	16.53
Unvested at December 31, 2016			265			$	18.63

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

		Number of options (in thousands)				Weighted average exercise price				Weighted average remaining contractual term (in years)				Aggregate intrinsic value (in thousands)
Outstanding at December 31, 2013			221			$	14.98				1.0			$	-
Options granted			-				-
Options exercised			(45	)		$	13.64
Options forfeited			(100	)		$	21.71
Outstanding at December 31, 2014			76			$	14.73				0.5			$	945
Options granted			-				-
Options exercised			(73	)		$	14.79
Options forfeited			-				-
Outstanding at December 31, 2015			3			$	12.79				0.4			$	15
Options granted			-				-
Options exercised			(3	)		$	12.79				-				-
Options forfeited			-				-
Outstanding at December 31, 2016			-				-				-				-
Exercisable at December 31, 2016			-				-				-				-

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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+ References

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