CONSOLIDATED BALANCE SHEETS Consolidated Balance Sheets Parenthetical (Assets and Liabilities) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016
Cash and cash equivalents	$ 169,501	$ 189,326	$ 198,298
Other Assets, Current	54,542	39,908	37,100
Costs and estimated earnings in excess of billings	90,112	73,102	76,972
Property and equipment, net	412,490	406,650	398,750
Accounts payable	170,006	199,029	139,215
Billings in excess of costs and estimated earnings	91,527	97,522	89,188
Accrued expenses and other current liabilities	224,850	218,587	226,276
Consolidated Construction Joint Venture | Joint Venture Consolidated
Cash and cash equivalents	60,406	73,115	46,993
Receivables, Net	55,215	52,613	51,431
Other Assets, Current	7,047	7,500	4,829
Costs and estimated earnings in excess of billings	2,965	5,046	356
Property and equipment, net	26,161	20,500	12,925
Accounts payable	19,386	26,419	16,309
Billings in excess of costs and estimated earnings	34,467	33,704	23,538
Accrued expenses and other current liabilities	$ 1,426	$ 1,544	$ 1,442