Note 13 - Discontinued Operations (Tables)

9 Months Ended

Sep. 30, 2013

Discontinued Operations and Disposal Groups [Abstract]

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

	Three Months Ended September 30,					Nine Months Ended September 30,
	2013		2012			2013			2012
	(Dollars in thousands)					(Dollars in thousands)
Revenues - electricity	$	—	$	3,840		$	4,866		$	9,873
Cost of revenues - electricity:		—		1,542			2,869			4,565
Gross margin		—		2,298			1,997			5,308
Operating expenses:
Selling and marketing expenses		—		99			192			281
General and administrative expenses		—		76			140			152
Operating income		—		2,123			1,665			4,875
Income from discontinued operations before income taxes		—		2,123			5,311			4,875
Income tax provision		—		(391	)		(614	)		(1,097	)
Income from discontinued operations, net of taxes	$	—	$	1,732		$	4,697		$	3,778

Schedule of Amounts Recognized in Balance Sheet [Table Text Block]

	(Dollars in thousands)
Cash and cash equivalents	$	52
Accounts receivable		2,274
Prepaid expenses and other		167
Property, plant and equipment		3,935
Accounts payable and accrued expenses		(493	)
Deferred income taxes		(442	)
Accrued severance pay		(313	)
Other liabilities		(590	)
Net assets	$	4,590