5. Disaggregation of Revenue

We disaggregate our revenue based on our reportable segments and operating groups as it is the format that is regularly reviewed by management. Our reportable segments are: Construction, Large Project Construction and Construction Materials. Our operating groups are: (i) California; (ii) Northwest; (iii) Heavy Civil; (iv) Kenny and (v) Water and Mineral Services. The following tables present our disaggregated revenue (in thousands):

Three Months Ended June 30,

	Construction		Large Project Construction		Construction Materials		Total
2018
California	$	187,901	$	14,971	$	55,194	$	258,066
Northwest		160,983		12,360		43,621		216,964
Heavy Civil		7,055		201,960		—		209,015
Kenny		56,938		44,655		—		101,593
Water and Mineral Services		19,348		—		2,133		21,481
Total	$	432,225	$	273,946	$	100,948	$	807,119

2017
California	$	147,605	$	12,048	$	48,463	$	208,116
Northwest		182,574		11,295		30,718		224,587
Heavy Civil		24,098		188,481		—		212,579
Kenny		74,992		42,639		—		117,631
Total	$	429,269	$	254,463	$	79,181	$	762,913

Six Months Ended June 30,

	Construction		Large Project Construction		Construction Materials		Total
2018
California	$	351,997	$	27,786	$	88,182	$	467,965
Northwest		227,425		21,575		56,355		305,355
Heavy Civil		12,255		384,641		—		396,896
Kenny		90,443		88,358		—		178,801
Water and Mineral Services		19,348		—		2,133		21,481
Total	$	701,468	$	522,360	$	146,670	$	1,370,498

2017
California	$	230,369	$	22,169	$	72,879	$	325,417
Northwest		263,240		14,962		40,820		319,022
Heavy Civil		33,318		350,227		—		383,545
Kenny		129,191		74,138		—		203,329
Total	$	656,118	$	461,496	$	113,699	$	1,231,313