Earnings Per Common Share (EPS) (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Common Share (EPS) [Abstract]

Calculations of the Basic and Diluted EPS

	Three Months Ended September 30,				Nine Months Ended September 30,
(in thousands, except per common share data)	2018		2017		2018		2017
Net income attributable to Tutor Perini Corporation	$	21,272	$	23,584	$	34,031	$	67,444
Weighted-average common shares outstanding, basic		50,018		49,775		49,927		49,602
Effect of dilutive restricted stock units and stock options		357		812		283		1,166
Weighted-average common shares outstanding, diluted		50,375		50,587		50,210		50,768
Net income attributable to Tutor Perini Corporation per common share:
Basic	$	0.43	$	0.47	$	0.68	$	1.36
Diluted	$	0.42	$	0.47	$	0.68	$	1.33
Anti-dilutive securities not included above		2,107		912		2,765		752