Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2016

Segment Reporting [Abstract]

Schedule of Operating Results by Segment

Our operations are assessed based on three reportable segments:

• Global Power: Design and supply new build steam generation equipment for fossil fuel and renewable fuel sources and utility-scale environmental systems.

• Global Services: Comprehensive mix of services for utility and industrial steam generation and related environmental solutions that includes aftermarket parts and technical services, service projects including design and engineering, construction, and utility operations and maintenance.

• Industrial Environment: Original equipment and related maintenance and aftermarket parts for industrial air pollution control systems and coating and drying equipment for a wide range of industries.

An analysis of our operations by segment is as follows:

	Three Months Ended March 31,
(In thousands)	2016			2015
Revenues:
Global Power	$	130,483		$	123,886
Global Services	241,167			232,174
Industrial Environmental	32,466			41,095
	404,116			397,155
Gross profit:
Global Power	24,370			20,428
Global Services	48,193			53,288
Industrial Environmental	7,593			9,681
	80,156			83,397
Research and development costs	(2,842		)	(4,518		)
Selling, general and administrative expenses	(58,714		)	(57,111		)
Restructuring activities and spin-off transaction costs	(4,010		)	(2,354		)
Equity in income (loss) of investees	2,676			(2,071		)
Operating income	$	17,266		$	17,343