Business Combination - Summary of Pro Forma Financial Information (Parenthetical) (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Business Acquisition Pro Forma Information Nonrecurring Adjustment [Line Items]
Net (loss) income	$ (57)	$ 34
Restructuring and integration costs	69	12
Transaction costs	$ 4	3
Chicago Bridge & Iron Company N.V. [Member]
Business Acquisition Pro Forma Information Nonrecurring Adjustment [Line Items]
Restructuring and integration costs		13
Transaction costs		2
Chicago Bridge & Iron Company N.V. [Member] | Elimination of Restructuring, Integration and Transaction Costs [Member]
Business Acquisition Pro Forma Information Nonrecurring Adjustment [Line Items]
Net (loss) income		$ 15