Note 13 - Discontinued Operations (Tables)

3 Months Ended

Mar. 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]

	Three Months Ended March 30,
	2013
	(Dollars in thousands)
Revenues - electricity	$	2,804
Cost of revenues - electricity		1,849
Gross margin		955
Operating expenses:
Selling and marketing expenses		67
General and administrative expenses		66
Operating income		827
Income from discontinued operations before income taxes		827
Income tax provision		(222	)
Total income from discontinued operations	$	605

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