Restructuring Restructuring Expected Costs, Costs Recognized, and Remaining Costs to be Recognized (Tables)

12 Months Ended

Dec. 31, 2012

Restructuring [Abstract]

Schedule of 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, 2012, and the remaining expected restructuring costs as of December 31, 2012 are as follows:

	Total Expected Costs at December 31, 2012		Costs Recognized in Prior Periods		Costs Recognized During the Year Ended December 31, 2012			Remaining Costs to be Recognized at December 31, 2012
	(in thousands)
Employee severance costs	$	47,891	$	42,530	$	1,666		$	3,695
Asset impairments	21,351		25,144		(4,839		)	1,046
Other restructuring costs	8,592		408		4,838			3,346
Total	$	77,834	$	68,082	$	1,665		$	8,087
Segments:
Energy	$	55,987	$	51,873	$	1,317		$	2,797
Water	16,127		15,321		(765		)	1,571
Corporate unallocated	5,720		888		1,113			3,719
Total	$	77,834	$	68,082	$	1,665		$	8,087

Tabular Disclosure Summarizing the Activity within the Restructuring Related Balance Sheet Accounts [Table Text Block]

The following table summarizes the activity within the restructuring related balance sheet accounts during the year ended December 31, 2012:

	Accrued Employee Severance			Asset Impairments & Net (Gain) Loss on Sale or Disposal			Other Accrued Costs			Total
	(in thousands)
Beginning balance, January 1, 2012	$	28,168		$	—		$	399		$	28,567
Costs incurred and charged to expense	1,666			(4,839		)	4,838			1,665
Cash payments	(15,717		)	—			(1,919		)	(17,636		)
Non-cash items	—			4,839			—			4,839
Effect of change in exchange rates	381			—			(102		)	279
Ending balance, December 31, 2012	$	14,498		$	—		$	3,216		$	17,714