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Note 18 - Stock Option and Purchase Plans (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]

		Year ended December 31,
		2015				2014
Expected life (years)			4.0				4.0
Expected volatility			50.2	%			53.3	%
Risk-free interest rates			1.32	%			1.73	%
Expected dividend yield			0.0	%			2.67	%

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

						Weighted
						Average
		Number of				Grant Date
		Shares				Fair Value
Nonvested shares at January 1, 2015			888,901			$	3.60
Granted			287,500				2.05
Vested			(86,701	)			3.60
Forfeited			(15,000	)			2.75
Nonvested shares at December 31, 2015			1,074,700			$	3.19

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

		Number of Shares				Weighted- average Exercise Price Per Share				Weighted- average Remaining Term				Aggregate Intrinsic Value
Outstanding at January 1, 2015			1,056,000			$	3.72
Granted			260,500				2.05
Exercised			0				0
Forfeited			(62,000	)			3.09
Expired			(32,500	)			4.27
Outstanding at December 31, 2015			1,222,000			$	3.38				2.33			$	0
Exercisable at December 31, 2015			473,500			$	4.09				0.79			$	0

X

- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited 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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- 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

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

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