Segment Information Segment Information (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

Revenues Gross Profit And Operating Income By Segment [Table Text Block]

Revenues, gross profit, and operating income associated with our segments were as follows:

	Three Months Ended March 31,
	2014			2013
	(in thousands)
Revenues
Electricity	$	180,218		$	175,763
Gas	146,109			136,915
Water	148,468			134,858
Total Company	$	474,795		$	447,536
Gross profit
Electricity	$	42,740		$	44,912
Gas	58,406			50,642
Water	53,389			44,569
Total Company	$	154,535		$	140,123
Operating income (loss)
Electricity	$	(22,969	)	$	(19,050	)
Gas	25,724			19,530
Water	20,643			12,575
Corporate unallocated	(18,859		)	(10,708		)
Total Company	4,539			2,347
Total other income (expense)	(5,310		)	(2,094		)
Income (loss) before income taxes	$	(771	)	$	253

Revenues By Region [Table Text Block]

Revenues by region were as follows:

	Three Months Ended March 31,
	2014		2013
	(in thousands)
United States and Canada	$	200,370	$	177,206
Europe, Middle East, and Africa	223,504		211,895
Other	50,921		58,435
Total revenues	$	474,795	$	447,536

Depreciation And Amortization Expense Associated With Segments [Table Text Block]

Depreciation and amortization expense associated with our segments was as follows:

	Three Months Ended March 31,
	2014		2013
	(in thousands)
Electricity	$	12,767	$	11,630
Gas	6,649		6,841
Water	6,094		6,269
Corporate Unallocated	82		17
Total Company	$	25,592	$	24,757