CONDENSED CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Revenue	$ 3,752	$ 3,122
Cost of revenue	(3,790)	(2,999)
Gross profit (loss)	(38)	123
G&A	(62)	(71)
Impairment	0	63
Foreign currency loss	(41)	(19)
Operating profit (loss)	(141)	96
Interest expense	(16)	(16)
Interest income	57	7
Earnings (loss) before taxes	(100)	87
Income tax expense	(30)	(31)
Net earnings (loss)	(130)	56
Less: Net earnings (loss) attributable to NCI	(23)	8
Net earnings (loss) attributable to Fluor	(107)	48
Less: Dividends on CPS	10	10
Net earnings (loss) available to Fluor common stockholders, basic	(117)	38
Net earnings (loss) available to Fluor common stockholders, diluted	$ (117)	$ 38
EPS available to Fluor common stockholders, basic (in dollars per share)	$ (0.82)	$ 0.27
EPS available to Fluor common stockholders, diluted (in dollars per share)	$ (0.82)	$ 0.27