Note 10 - Stock-based Compensation Plans and Warrants (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

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

Risk-free interest rate	3.90	%
Expected life (years)	9.4
Expected volatility	52	%
Expected dividend yield	0.0	%

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

				Weighted-		Average		Aggregate
				Average		Remaining		Intrinsic
				Exercise		Contractual		Value
Options	Shares			Price		Term		($000’s)
Outstanding January 1, 2015		822,500		$	11.82		3.4	$	7,181
Granted		-		$	-		-		-
Exercised		-		$	-		-		-
Forfeited or expired		(315,000	)	$	12.09		-		3,247
Outstanding at December 31, 2015		507,500		$	11.66		4.3		3,934
Exercisable at December 31, 2015		507,500		$	11.66		4.3	$	3,934

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

				Weighted-
				Average
	Amount			Exercise Price
Outstanding at January 1, 2013		862,500		$	11.92
Granted		-		$	-
Expired or canceled		(20,000	)	$	15.25
Exercised		-		$	-
Outstanding at December 31, 2013		842,500		$	11.84
Granted		-		$	-
Expired or canceled		(20,000	)	$	12.60
Exercised		-		$	-
Outstanding at December 31, 2014		822,500		$	11.82
Granted		-		$	-
Expired or canceled		(315,000	)	$	12.09
Exercised		-		$	-
Outstanding at December 31, 2015		507,500	(a)	$	11.66
Options exercisable at December 31, 2015		507,500		$	11.66
Weighted-average years of remaining contractual life of options outstanding at December 31, 2015		4.3

Schedule of Nonvested Share Activity [Table Text Block]

				Weighted-
				Average
				Grant-date
	Shares			Fair Value
Nonvested at December 31, 2013		19,483		$	4.60
Granted		206,858		$	8.69
Forfeited or canceled		-		$	-
Vested		(81,827	)	$	8.07
Nonvested at December 31, 2014		144,514		$	8.50
Granted		87,945		$	6.37
Forfeited or canceled		-		$	-
Vested		(155,609	)	$	7.27
Nonvested at December 31, 2015		76,850		$	8.54