Note 9 - Discontinued Operations (Tables)

9 Months Ended

Sep. 30, 2013

Income Statement [Member]

Note 9 - Discontinued Operations (Tables) [Line Items]

Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]

Operating results for discontinued operations are summarized as follows (in thousands):

	Quarters Ended September 30,						Nine Months Ended September 30,
	2013			2012			2013			2012
Revenues	$	744		$	2,288		$	8,864		$	8,045
Gross profit (loss)	(837		)	(157		)	(4,077		)	164
Operating expenses	210			556			1,828			1,466
Closure charges of welding business	—			—			5,019			—
Operating loss	(1,047		)	(723		)	(10,924		)	(1,302		)
Loss before tax benefits	(1,047		)	(741		)	(10,742		)	(1,500		)
Tax benefits	489			306			4,286			620
Net loss	(558		)	(435		)	(6,456		)	(880		)

Balance Sheet [Member]

Note 9 - Discontinued Operations (Tables) [Line Items]

Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]

Balance sheet data for discontinued operations was as follows (in thousands):

	September 30, 2013		December 31, 2012
Restricted cash	$	1,193	$	1,192
Receivables, net	9,552		4,380
Costs and estimated earnings in excess of billings	1,543		2,775
Inventories	—		386
Prepaid expenses and other current assets	77		253
Property, plant and equipment, less accumulated depreciation	1,242		2,803
Other assets	—		4,021
Total assets	$	13,607	$	15,810
Accounts payable	$	1,644	$	3,225
Accrued expenses	757		1,660
Total liabilities	$	2,401	$	4,885