Restructuring Restructuring (Tables)

12 Months Ended

Dec. 31, 2014

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

The following table summarizes the activity within the restructuring related balance sheet accounts, for the 2014 and 2013 Projects, during the year ended December 31, 2014:



	Accrued Employee Severance			Asset Impairments & Net (Gain) Loss on Sale or Disposal			Other Accrued Costs			Total
	(in thousands)
Beginning balance, January 1, 2014	$	32,709		$	—		$	3,632		$	36,341
Costs incurred and charged to expense	41,952			5,220			3,685			50,857
Cash payments	(12,732		)	—			(3,581		)	(16,313		)
Non-cash items	—			(5,220		)	—			(5,220		)
Effect of change in exchange rates	(2,596		)	—			(210		)	(2,806		)
Ending balance, December 31, 2014	$	59,333		$	—		$	3,526		$	62,859

Fair Value Measurements, Nonrecurring [Table Text Block]

The following table includes long-lived assets held and used that were measured at fair value on a nonrecurring basis as of December 31, 2014 and 2013, and the related recognized losses for the years ended December 31, 2014 and 2013:



	Net Carrying Value		Fair Value Measurement (Level 3)		Total Loss Recognized
	(in thousands)
2014
Long-lived assets held and used	$	1,930	$	1,930	$	7,952

2013
Long-lived assets held and used	$	—	$	—	$	—

2014 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, 2014, and the remaining expected restructuring costs as of December 31, 2014 are as follows:



	Total Expected Costs at December 31, 2014		Costs Recognized During the Year Ended December 31, 2014		Remaining Costs to be Recognized at December 31, 2014
	(in thousands)
Employee severance costs	$	47,447	$	47,447	$	—
Asset impairments	7,952		7,952		—
Other restructuring costs	11,254		401		10,853
Total	$	66,653	$	55,800	$	10,853

Segments:
Electricity	$	39,730	$	29,660	$	10,070
Gas	12,455		12,185		270
Water	1,145		1,106		39
Corporate unallocated	13,323		12,849		474
Total	$	66,653	$	55,800	$	10,853

2013 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, 2014, and the remaining expected restructuring costs as of December 31, 2014 were as follows:



	Total Expected Costs at December 31, 2014			Costs Recognized in Prior Periods		Costs Recognized During the Year Ended December 31, 2014			Remaining Costs to be Recognized at December 31, 2014
	(in thousands)
Employee severance costs	$	23,691		$	29,186	$	(5,495	)	$	—
Asset impairments	(1,500		)	1,232		(2,732		)	—
Other restructuring costs	3,965			681		3,284			—
Total	$	26,156		$	31,099	$	(4,943	)	$	—

Segments:
Electricity	$	15,512		$	24,056	$	(8,544	)	$	—
Gas	1,375			4,369		(2,994		)	—
Water	3,130			1,957		1,173			—
Corporate unallocated	6,139			717		5,422			—
Total	$	26,156		$	31,099	$	(4,943	)	$	—