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Segment Information (Tables)

3 Months Ended

Mar. 31, 2017

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,
	2017				2016
	(in thousands)
Revenues
Electricity	$	238,751			$	217,295
Gas	124,211				139,256
Water	114,630				141,039
Total Company	$	477,592			$	497,590

Gross profit
Electricity	$	67,192			$	64,586
Gas	50,504				48,577
Water	39,529				50,040
Total Company	$	157,225			$	163,203

Operating income (loss)
Electricity	$	16,862			$	10,632
Gas	21,256				16,299
Water	8,735				18,076
Corporate unallocated	(16,811		)		(21,433		)
Total Company	30,042				23,574
Total other income (expense)	(4,981		)		(4,164		)
Income before income taxes	$	25,061			$	19,410

Revenues By Region [Table Text Block]

Revenues by region were as follows:



	Three Months Ended March 31,
	2017				2016
	(in thousands)
United States and Canada	$	269,097			$	262,037
Europe, Middle East, and Africa	162,815				195,710
Other⁽¹⁾	45,680				39,843
Total revenues	$	477,592			$	497,590


⁽¹⁾	The Other region includes our operations in Latin America and Asia Pacific.

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,
	2017				2016
	(in thousands)
Electricity	$	5,311			$	7,262
Gas	4,244				4,921
Water	3,959				4,382
Corporate unallocated	864				109
Total Company	$	14,378			$	16,674