Note 13 - Share-based Compensation (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

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

	Year Ended December 31,
	2018		2017		2016
Cost of sales	$	12	$	292	$	422
Selling, general, and administrative expense		269		908		1,387
Loss from operations of discontinued operations		-		-		(8	)
Total	$	281	$	1,200	$	1,801

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

	Options Outstanding		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life		Aggregate Intrinsic Value
					(in years)		(in thousands)
Balance, December 31, 2017		24,000	$	24.15
Options granted		-		-
Options exercised		-		-
Options canceled		-		-
Balance, December 31, 2018		24,000		24.15
Exercisable, December 31, 2018		24,000		24.15		1.24	$	-

Schedule of Unvested Restricted Stock Units and Performance Share Awards Activity [Table Text Block]

	Number of RSUs and PSAs (1)			Weighted- Average Grant Date Fair Value
Unvested RSUs as of December 31, 2017		169,583		$	9.50
PSAs granted		43,077			19.97
Unvested PSAs canceled		(3,085	)		19.97
RSUs vested		(169,583	)		9.50
Unvested PSAs as of December 31, 2018		39,992			19.97