Note 9 - Business Segments

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

Segment Reporting Disclosure [Text Block]

NOTE 9 — BUSINESS SEGMENTS

The Company has two reporting segments: Electricity and Product Segments. These segments are managed and reported separately as each offers different products and serves different markets. The Electricity Segment is engaged in the sale of electricity from the Company’s power plants pursuant to PPAs. The Product Segment is engaged in the manufacture, including design and development, of turbines and power units for the supply of electrical energy and in the associated construction of power plants utilizing the power units manufactured by the Company to supply energy from geothermal fields and other alternative energy sources. Transfer prices between the operating segments are determined based on current market values or cost plus markup of the seller’s business segment.

Summarized financial information concerning the Company’s reportable segments is shown in the following tables:

	Electricity			Product		Consolidated
	(Dollars in thousands)
Three Months Ended March 31, 2014:
Net revenues from external customers	$	94,817		$	47,619	$	142,436
Intersegment revenues		—			20,594		20,594
Operating income		30,918			11,653		42,571
Segment assets at period end *		2,003,991			130,356		2,134,347
* Including unconsolidated investments		7,510			—		7,510
Three Months Ended March 31, 2013, as revised:
Net revenues from external customers	$	68,298		$	50,608	$	118,906
Intersegment revenues		—			6,581		6,581
Operating income (loss)		(1,278	)		8,962		7,684
Segment assets at period end *		2,046,817			96,751		2,143,568
* Including unconsolidated investments		2,789			—		2,789

       Reconciling information between reportable segments and the Company’s consolidated totals is shown in the following table:

	Three Months Ended March 31,
	2014			2013, As revised
	(Dollars in thousands)
Operating income	$	42,571		$	7,684
Interest income		111			41
Interest expense, net		(20,518	)		(15,863	)
Foreign currency translation and transaction gains (losses)		(638	)		1,682
Income attributable to sale of equity interest		6,717			3,532
Other non-operating (expense), net		63			1,417
Total income (loss), before income taxes and equity in losses of investees	$	28,306		$	(1,507	)