CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010
Current Assets
Cash and cash equivalents	$ 190,069	$ 252,022	$ 208,450
Short-term marketable securities	78,255	109,447	73,566
Receivables, net	283,944	243,986	295,779
Costs and estimated earnings in excess of billings	51,739	10,519	56,665
Inventories	64,727	51,018	48,529
Real estate held for development and sale	78,725	75,716	148,897
Deferred income taxes	52,714	53,877	31,870
Equity in construction joint ventures	87,653	74,716	72,571
Other current assets	34,779	42,555	39,031
Total current assets	922,605	913,856	975,358
Property and equipment, net	464,616	473,607	501,258
Long-term marketable securities	49,580	34,259	68,291
Investments in affiliates	32,932	31,410	31,210
Other noncurrent assets	82,214	82,401	79,060
Total assets	1,551,947	1,535,533	1,655,177
Current liabilities
Current maturities of long-term debt	8,351	8,359	8,538
Current maturities of non-recourse debt	16,454	29,760	39,657
Accounts payable	179,664	129,700	173,637
Billings in excess of costs and estimated earnings	122,014	120,185	144,935
Accrued expenses and other current liabilities	156,727	150,773	161,632
Total current liabilities	483,210	438,777	528,399
Long-term debt	208,519	217,014	216,870
Long-term non-recourse debt	28,907	25,337	16,615
Other long-term liabilities	46,460	47,996	49,197
Deferred income taxes	10,983	10,774	27,905
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 38,667,457 shares as of June 30, 2011, 38,745,542 shares as of December 31, 2010 and 38,788,581 shares as of June 30, 2010	387	387	388
Additional paid-in capital	105,287	104,232	98,142
Retained earnings	642,228	656,412	677,873
Total Granite Construction Incorporated shareholders' equity	747,902	761,031	776,403
Noncontrolling interests	25,966	34,604	39,788
Total equity	773,868	795,635	816,191
Total liabilities and equity	$ 1,551,947	$ 1,535,533	$ 1,655,177