CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
REVENUE	$ 1,250,729	$ 958,487
COST OF OPERATIONS	(1,139,649)	(870,017)
GROSS PROFIT	111,080	88,470
General and administrative expenses	(63,853)	(65,557)
INCOME FROM CONSTRUCTION OPERATIONS	47,227	22,913
Other income, net	481	422
Interest expense	(16,436)	(16,425)
INCOME BEFORE INCOME TAXES	31,272	6,910
Income tax expense	(5,134)	(2,188)
NET INCOME	26,138	4,722
LESS: NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	8,767	5,078
NET INCOME (LOSS) ATTRIBUTABLE TO TUTOR PERINI CORPORATION	$ 17,371	$ (356)
BASIC EARNINGS (LOSS) PER COMMON SHARE	$ 0.35	$ (0.01)
DILUTED EARNINGS (LOSS) PER COMMON SHARE	$ 0.34	$ (0.01)
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING:
BASIC	50,338	50,098
DILUTED	50,836	50,098