Note 7 - Industry Segments (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended March 31,
(unaudited, in thousands)	2013			2012
Information Technology
Revenue	$	837		$	706
Operating loss		(510	)		(640	)
Industrial Products
Revenue		3,249			3,388
Operating income		888			833
Consolidated Segments
Revenue	$	4,086		$	4,094
Operating income		378			193
Corporate expenses		(463	)		(447	)
Consolidated operating loss	$	(85	)	$	(254	)
Depreciation and Amortization
Information Technology	$	39		$	52
Industrial Products		75			82
Consolidated segments		114			134
Corporate		3			4
Consolidated depreciation and amortization	$	117		$	138
Capital Expenditures
Information Technology	$	29		$	61
Industrial Products		150			10
Consolidated segments		179			71
Corporate		--			--
Consolidated capital expenditures	$	179		$	71

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

(unaudited, in thousands)	March 31, 2013		December 31, 2012
Identifiable Assets
Information Technology	$	1,179	$	1,712
Industrial Products		6,760		6,250
Consolidated segments		7,939		7,962
Corporate		1,964		1,974
Consolidated assets	$	9,903	$	9,936