Segment Information Segment Information (Tables)

3 Months Ended

Mar. 31, 2012

Segment Information [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,
	2012			2011
	(in thousands)
Revenues
Energy	$	437,747		$	431,816
Water	133,893			131,875
Total Company	$	571,640		$	563,691
Gross profit
Energy	$	134,603		$	137,584
Water	48,502			47,394
Total Company	$	183,105		$	184,978
Operating income (loss)
Energy	$	38,164		$	43,168
Water	15,937			16,854
Corporate unallocated	(14,480		)	(9,933		)
Total Company	39,621			50,089
Total other income (expense)	(4,420		)	(13,396		)
Income before income taxes	$	35,201		$	36,693

Revenues By Region [Table Text Block]

Revenues by region were as follows:

	Three Months Ended March 31,
	2012		2011
	(in thousands)
United States and Canada	$	284,587	$	274,462
Europe, Middle East, and Africa	220,956		223,703
Other	66,097		65,526
Total revenues	$	571,640	$	563,691

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,
	2012		2011
	(in thousands)
Energy	$	20,656	$	23,555
Water	6,556		7,975
Corporate Unallocated	15		1
Total Company	$	27,227	$	31,531