CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
Current Assets
Cash and cash equivalents ($50,065, $46,210 and $46,963 related to consolidated construction joint ventures (“CCJVs”))	$ 161,218	$ 252,836	$ 188,147
Short-term marketable securities	34,959	25,043	17,560
Receivables, net ($59,923, $45,734 and $36,978 related to CCJVs)	431,127	340,822	362,336
Costs and estimated earnings in excess of billings	86,025	59,070	60,093
Inventories	64,711	55,553	71,022
Equity in construction joint ventures	245,509	224,689	209,016
Other current assets ($8,940, $4,863 and $2,562 related to CCJVs)	31,949	26,985	33,885
Total current assets	1,055,498	984,998	942,059
Property and equipment, net ($13,420, $5,378 and $7,474 related to CCJVs)	409,860	385,129	391,989
Long-term marketable securities	42,653	80,652	70,508
Investments in affiliates	34,517	33,182	32,655
Goodwill	53,799	53,799	53,799
Deferred Tax Assets, Net	5,407	4,329	32,616
Other noncurrent assets	84,095	84,789	74,912
Total assets	1,685,829	1,626,878	1,598,538
Current liabilities
Current maturities of long-term debt	14,795	14,800	22
Accounts payable ($25,061, $11,909 and $12,554 related to CCJVs)	210,923	157,571	170,474
Billings in excess of costs and estimated earnings ($18,687, $15,768 and $23,947 related to CCJVs)	90,484	92,515	106,086
Accrued expenses and other current liabilities ($1,529, $1,171 and $1,388 related to CCJVs)	212,986	200,935	201,259
Total current liabilities	529,188	465,821	477,841
Long-term debt	241,907	244,323	269,566
Other long-term liabilities	45,719	46,613	42,851
Commitments and contingencies
Equity
Preferred stock, $0.01 par value, authorized 3,000,000 shares, none outstanding	0	0	0
Common stock, $0.01 par value, authorized 150,000,000 shares; issued and outstanding: 39,597,469 shares as of June 30, 2016, 39,412,877 shares as of December 31, 2015 and 39,372,298 shares as of June 30, 2015	396	394	394
Additional paid-in capital	145,972	140,912	137,012
Accumulated other comprehensive loss	(1,811)	(1,500)	(798)
Retained earnings	691,924	699,431	650,357
Total Granite Construction Incorporated shareholders’ equity	836,481	839,237	786,965
Non-controlling interests	32,534	30,884	21,315
Total equity	869,015	870,121	808,280
Total liabilities and equity	$ 1,685,829	$ 1,626,878	$ 1,598,538