Operating Information by Segment and Geographic Area - (Tables)

3 Months Ended

Mar. 31, 2020

Segment Reporting [Abstract]

Schedule of operating information and assets by reportable segment

	Three Months Ended March 31,
(in millions)	2020			2019
Revenue
Energy & Chemicals	$	1,355.5		$	1,474.7
Mining & Industrial	1,173.9			1,051.3
Infrastructure & Power	385.9			344.0
Government	717.7			756.1
Diversified Services	457.1			488.4
Other	28.5			19.1
Total revenue	$	4,118.6		$	4,133.6
Segment profit (loss)
Energy & Chemicals	$	(6.4	)	$	12.2
Mining & Industrial	38.7			27.5
Infrastructure & Power	5.2			(21.8		)
Government	30.9			38.4
Diversified Services	5.1			8.7
Other	(21.6		)	(26.1		)
Total segment profit (loss)	$	51.9		$	38.9
Corporate G&A	14.1			(58.6		)
Impairment, restructuring and other exit costs	(297.6		)	(27.4		)
Interest income (expense), net	(6.3		)	(5.7		)
Earnings (loss) attributable to NCI from continuing operations	9.5			23.8
Earnings (loss) from continuing operations before taxes	$	(228.4	)	$	(29.0	)

Total assets by segment are as follows:

(in millions)	March 31, 2020		December 31, 2019
Energy & Chemicals	$	1,006.8	$	1,139.3
Mining & Industrial	624.1		594.9
Infrastructure & Power	505.0		471.2
Government	623.8		629.1
Diversified Services	1,004.0		1,290.6
Other	43.4		68.5
Corporate	3,232.7		3,379.3

Schedule of Revenues from External Customers and Assets by Geographical Areas

Revenue by project location follows:

	Three Months Ended March 31,
(in millions)	2020		2019
North America	$	2,445.0	$	1,905.7
Asia Pacific (including Australia)	326.6		419.9
Europe	671.7		1,010.6
Central and South America	507.3		454.0
Middle East and Africa	168.0		343.4
Total revenue	$	4,118.6	$	4,133.6