Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019
Current assets
Cash and cash equivalents ($93,500, $78,132, and $115,933 related to consolidated construction joint ventures (“CCJVs”))	$ 288,922	$ 262,273	$ 144,958
Short-term marketable securities	0	27,799	41,037
Receivables, net ($31,978, $29,564 and $31,656 related to CCJVs)	596,922	547,417	564,543
Contract assets ($26,075, $25,034 and $17,371 related to CCJVs)	191,919	211,441	224,389
Inventories	105,023	88,885	101,686
Equity in construction joint ventures	183,542	193,110	220,247
Other current assets ($14,392, $13,350 and $11,440 related to CCJVs)	57,614	46,016	80,560
Total current assets	1,423,942	1,376,941	1,377,420
Property and equipment, net ($27,256, $31,136 and $31,560 related to CCJVs)	540,053	542,297	558,378
Long-term marketable securities	5,896	5,000	20,000
Investments in affiliates	74,511	84,176	82,109
Goodwill	248,690	264,279	264,107
Right of use assets	72,244	72,534	73,439
Deferred income taxes, net	40,926	50,158	28,249
Other noncurrent assets	102,392	106,703	120,915
Total assets	2,508,654	2,502,088	2,524,617
Current liabilities
Current maturities of long-term debt	8,253	8,244	48,397
Accounts payable ($56,315, $57,795 and $50,338 related to CCJVs)	358,401	400,775	302,651
Contract liabilities ($69,688, $20,994 and $28,702 related to CCJVs)	159,818	95,737	128,443
Accrued expenses and other current liabilities ($4,179, $2,415 and $4,311 related to CCJVs)	363,128	337,300	360,231
Total current liabilities	889,600	842,056	839,722
Long-term debt	405,770	356,108	366,896
Long-term lease liabilities	56,071	58,618	60,868
Deferred income taxes, net	3,335	3,754	4,680
Other long-term liabilities	63,118	63,136	58,268
Commitments and contingencies (Note 18)
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: 45,651,914 shares as of June 30, 2020, 45,503,805 shares as of December 31, 2019 and 46,838,199 shares as of June 30, 2019	458	456	468
Additional paid-in capital	553,038	549,307	568,264
Accumulated other comprehensive loss	(5,800)	(2,645)	(2,187)
Retained earnings	520,025	594,353	579,920
Total Granite Construction Incorporated shareholders’ equity	1,067,721	1,141,471	1,146,465
Non-controlling interests	23,039	36,945	47,718
Total equity	1,090,760	1,178,416	1,194,183
Total liabilities and equity	$ 2,508,654	$ 2,502,088	$ 2,524,617