Disaggregation of Revenue

6 Months Ended

Jun. 30, 2019

Disaggregation Of Revenue [Abstract]

Disaggregation of Revenue

5.  Disaggregation of Revenue

The following tables present our disaggregated revenue (in thousands):  

Three Months Ended June 30,

	Transportation		Water		Specialty		Materials		Total
2019
California	$	138,411	$	2,634	$	42,980	$	50,962	$	234,987
Federal		51		371		18,523		—		18,945
Heavy Civil		77,009		3,381		—		—		80,390
Midwest		28,135		—		39,582		—		67,717
Northwest		160,372		1,349		48,676		40,846		251,243
Water and Mineral Services		—		105,096		25,323		5,839		136,258
Total	$	403,978	$	112,831	$	175,084	$	97,647	$	789,540
2018
California	$	156,344	$	4,553	$	41,899	$	55,194	$	257,990
Federal		101		627		10,210		—		10,938
Heavy Civil		192,598		5,478		—		—		198,076
Midwest		22,113		1,020		59,468		—		82,601
Northwest		131,555		1,524		40,265		43,621		216,965
Water and Mineral Services		—		38,416		—		2,133		40,549
Total	$	502,711	$	51,618	$	151,842	$	100,948	$	807,119

Six Months Ended June 30,

	Transportation		Water		Specialty		Materials		Total
2019
California	$	207,924	$	4,000	$	75,137	$	74,027	$	361,088
Federal		77		879		33,725		—		34,681
Heavy Civil		271,980		7,915		—		—		279,895
Midwest		46,196		84		75,470		—		121,750
Northwest		216,011		2,580		80,868		55,378		354,837
Water and Mineral Services		—		196,628		50,577		9,885		257,090
Total	$	742,188	$	212,086	$	315,777	$	139,290	$	1,409,341
2018
California	$	272,914	$	33,592	$	73,201	$	88,182	$	467,889
Federal		358		1,118		14,257		—		15,733
Heavy Civil		371,462		9,700		—		—		381,162
Midwest		38,455		1,516		114,912		—		154,883
Northwest		178,667		2,391		67,943		56,355		305,356
Water and Mineral Services		—		43,342		—		2,133		45,475
Total	$	861,856	$	91,659	$	270,313	$	146,670	$	1,370,498