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Acquisitions (Pro Forma Information) (Details) - Centauri LLC - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2020
Business Acquisition [Line Items]
Revenue	$ 1,524	$ 3,191
Net loss attributable to KBR	$ (37)	$ (141)
Diluted earnings per share (usd per share)	$ (0.26)	$ (0.98)

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The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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