Restructuring Restructuring (Tables)

12 Months Ended

Dec. 31, 2013

Fair Value Measurements, Nonrecurring [Table Text Block]

The following table includes long-lived assets held for sale and long-lived assets held and used that were measured at fair value on a nonrecurring basis as of December 31, 2013 and 2012, and the related recognized losses for the years ended December 31, 2013 and 2012:



	Net Carrying Value		Fair Value Measurement (Level 3)		Total Loss Recognized
	(in thousands)
2013
Long-lived assets held for sale	$	—	$	—	$	—

2012
Long-lived assets held for sale	$	3,184	$	3,184	$	2

Schedule of Restructuring Reserve by Type of Cost [Table Text Block]

The following table summarizes the activity within the restructuring related balance sheet accounts during the year ended December 31, 2013:



	Accrued Employee Severance			Asset Impairments & Net (Gain) Loss on Sale or Disposal			Other Accrued Costs			Total
	(in thousands)
Beginning balance, January 1, 2013	$	14,498		$	—		$	3,216		$	17,714
Costs incurred and charged to expense	31,840			1,259			2,398			35,497
Cash payments	(14,511		)	—			(1,972		)	(16,483		)
Non-cash items	—			(1,259		)	—			(1,259		)
Effect of change in exchange rates	882			—			(10		)	872
Ending balance, December 31, 2013	$	32,709		$	—		$	3,632		$	36,341

2011 Project [Member]

Restructuring Project [Line Items]

Restructuring and Related Costs [Table Text Block]

The total expected restructuring costs, the costs recognized in prior periods, the restructuring costs recognized during the year ended December 31, 2013, and the remaining expected restructuring costs as of December 31, 2013 are as follows:



	Total Expected Costs at December 31, 2013		Costs Recognized in Prior Periods		Costs Recognized During the Year Ended December 31, 2013			Remaining Costs to be Recognized at December 31, 2013
	(in thousands)
Employee severance costs	$	46,850	$	44,196	$	2,654		$	—
Asset impairments	20,332		20,305		27			—
Other restructuring costs	6,963		5,246		1,717			—
Total	$	74,145	$	69,747	$	4,398		$	—

Segments:
Electricity	$	28,805	$	27,712	$	1,093		$	—
Gas	24,580		25,478		(898		)	—
Water	15,675		14,556		1,119			—
Corporate unallocated	5,085		2,001		3,084			—
Total	$	74,145	$	69,747	$	4,398		$	—

2013 Project [Member]

Restructuring Project [Line Items]

Restructuring and Related Costs [Table Text Block]

The total expected restructuring costs, the restructuring costs recognized during the year ended December 31, 2013, and the remaining expected restructuring costs as of December 31, 2013 are as follows:



	Total Expected Costs at December 31, 2013		Costs Recognized During the Year Ended December 31, 2013		Remaining Costs to be Recognized at December 31, 2013
	(in thousands)
Employee severance costs	$	29,186	$	29,186	$	—
Asset impairments	1,232		1,232		—
Other restructuring costs	931		681		250
Total	$	31,349	$	31,099	$	250

Segments:
Electricity	$	24,250	$	24,056	$	194
Gas	4,404		4,369		35
Water	1,973		1,957		16
Corporate unallocated	722		717		5
Total	$	31,349	$	31,099	$	250