Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2020

Earnings Per Share [Abstract]

Schedule of calculations of basic and diluted EPS

	Year Ended December 31,
(in thousands, except per share amounts)	2020		2019		2018
Amounts attributable to Fluor Corporation:
Net earnings (loss) from Cont Ops	$	(293,899)	$	(1,525,767)	$	153,033
Net earnings (loss) from Disc Ops	(141,147)		3,603		20,435
Net earnings (loss)	$	(435,046)	$	(1,522,164)	$	173,468
Basic EPS attributable to Fluor Corporation:
Weighted average common shares outstanding	140,511		140,061		140,413
Net earnings (loss) from Cont Ops	$	(2.09)	$	(10.89)	$	1.09
Net earnings (loss) from Disc Ops	(1.01)		0.02		0.15
Net earnings (loss)	$	(3.10)	$	(10.87)	$	1.24
Diluted EPS attributable to Fluor Corporation:
Weighted average common shares outstanding	140,511		140,061		140,413
Dilutive effects:
Stock options, RSUs, restricted stock and performance-based award units (1)	—		—		859
Weighted average diluted shares outstanding	140,511		140,061		141,272
Net earnings (loss) from Cont Ops	$	(2.09)	$	(10.89)	$	1.08
Net earnings (loss) from Disc Ops	(1.01)		0.02		0.15
Net earnings (loss)	$	(3.10)	$	(10.87)	$	1.23
(1) Anti-dilutive securities not included in shares outstanding	709		593		—