Note 2 - Sale of Subsidiary; Discontinued Operations (Tables)

9 Months Ended

Sep. 30, 2016

Income Statement Disclosures [Member]

Notes Tables

Disposal Groups, Including Discontinued Operations [Table Text Block]

	Three Months Ended Sept. 30,				Nine Months Ended Sept. 30,
(unaudited, in thousands)	2016		2015		201 6		2015
Net sales		--		--		--	$	2,902
Operating loss		--		--		--		(3	)
Net income before income taxes		--		--		--		6
Income taxes		--		--		--		9
Net loss from discontinued operations		--		--		--	$	(3	)