Note 11 - Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2014

Discontinued Operations and Disposal Groups [Abstract]

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 for the years ended December 31 (in thousands):

	2014			2013			2012
Revenues	$	—		$	9,763		$	11,132
Gross profit (loss)	(67		)	(4,255		)	(645		)
Operating expenses	(5,941		)	1,973			2,038
Closure charges of welding business	—			5,019			—
Operating income (loss)	(6,008		)	(11,247		)	2,683
Other income (expense)	(74		)	—			—
Loss before tax benefits	(6,082		)	(10,731		)	(2,904		)
Tax benefits	2,235			4,270			1,191
Net loss	(3,847		)	(6,461		)	(1,713		)

Balance sheet data for discontinued operations was as follows at December 31 (in thousands):

	2014		2013
Restricted cash	$	—	$	1,193
Receivables, net	—		4,038
Prepaid expenses and other current assets	—		204
Property, plant and equipment, less accumulated depreciation	—		1,118
Deferred tax assets	—		1,803
Total assets	$	—	$	8,356
Accounts payable	$	—	$	2,050
Accrued expenses	—		20
Deferred tax liabilities	—		197
Total liabilities	$	—	$	2,267