Note 19 - Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]

	For the Years Ended
	December 31, 2014		December 31, 2013
Employee stock options	$	332	$	575
Restricted stock grants		24		-
Total stock-based compensation expense	$	356	$	575

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

	For the Years Ended
	December 31, 2014		December 31, 2013
General and administrative	$	326	$	429
Sales, marketing and customer service		30		100
Engineering, design and product management		-		46
Total stock-based compensation expense		356		575
Tax effect on stock-based compensation expense		-		-
Total stock-based compensation expense after income taxes	$	356	$	575

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

	For the Years Ended
	December 31, 2014					December 31, 2013
Expected term				4					3.75
Risk-free interest rate		1.39	%	-	1.85%		0.95	%	-	1.2%
Expected volatility		141	%	-	144%		106	%	-	118%
Expected dividend yield				0%					0%

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

	Shares			Weighted- Average Exercise Price Per Share		Weighted- Average Remaining Contractual Term		Aggregate Intrinsic Value ($000)
Outstanding as of January 1, 2013		5,836,500		$	0.45
Granted		4,450,000			0.06
Exercised		—			—
Forfeited		(3,172,250	)		0.47
Outstanding as of December 31, 2013		7,114,250			0.20
Granted		24,345,000			0.88
Exercised		(895,000	)		0.22
Forfeited		(5,135,250	)		0.25
Outstanding as of December 31, 2014		25,429,000			0.84		5.65	$	30,302
Vested and exercisable as of December 31, 2014		1,492,000			0.44		1.92	$	2,316
Vested and expected to vest as of December 31, 2014		16,871,918			0.57		5.46	$	20,596

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

Range of exercise price			Shares Exercisable		Weighted average remaining contractual life		Weighted average exercise price		Aggregate Intrinsic ($000)
$0.51	-	$1.24		200,000		-	$	1.24	$	970
$0.30	-	$0.50		792,000		1.32		0.48		1,196
$0.05	-	$0.29		500,000		3.64		0.05		150
				1,492,000		1.92	$	0.44	$	2,316

Schedule of Nonvested Share Activity [Table Text Block]

	Time-based Options					Restricted Stock
	Shares			Weighted Average Exercise Price Per Share		Shares		Weighted Average Grant Date Fair Value Per Share
Non-vested as of January 1, 2013		4,227,000		$	0.38		-	$	-
Granted		4,450,000			0.06		-
Vested		(802,750	)		0.41		-
Forfeited		(2,195,500	)		0.64		-
Non-vested as of December 31, 2013		5,678,750		$	0.13		-		-
Granted		24,345,000			0.88		525,000		-
Vested		(1,708,500	)		0.24		-		-
Forfeited		(4,378,250	)		0.24		-		-
Non-vested as of December 31, 2014		23,937,000			0.84		525,000	$	-

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

	Number of Shares		Weighted Average Grant-Date Fair Value
Restricted stock units at January 1, 2013		1,325,868		0.63
Granted		-		-
Forfeited		-		-
Restricted stock units at December 31, 2013		1,325,868	$	0.63
Granted		525,000		0.75
Forfeited		-		-
Restricted stock units at December 31, 2014		1,850,868		0.66