CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Mar. 31, 2019		Dec. 31, 2018
CURRENT ASSETS:
Cash and cash equivalents ($38,485 and $43,131 related to VIEs)		$ 101,482		$ 116,075
Restricted cash		5,095		3,788
Restricted investments		63,937		58,142
Accounts receivable ($54,791 and $62,482 related to VIEs)		1,347,881		1,261,072
Retainage receivable ($45,618 and $36,724 related to VIEs)		490,132		478,744
Costs and estimated earnings in excess of billings		1,168,675		1,142,295
Other current assets ($33,666 and $30,185 related to VIEs)		124,303		115,527
Total current assets		3,301,505		3,175,643
PROPERTY AND EQUIPMENT (P&E), net of accumulated depreciation of $355,939 and $343,735 (net P&E of $51,128 and $51,508 related to VIEs)		492,929		490,669
GOODWILL		585,006		585,006
INTANGIBLE ASSETS, NET		85,026		85,911
OTHER ASSETS	[1]	91,804		50,523	[2]
TOTAL ASSETS		4,556,270		4,387,752
CURRENT LIABILITIES:
Current maturities of long-term debt		11,921		16,767
Accounts payable ($29,210 and $18,070 related to VIEs)		597,498		621,728
Retainage payable		221,028		211,956
Billings in excess of costs and estimated earnings ($244,617 and $263,764 related to VIEs)		579,000		573,190
Accrued expenses and other current liabilities ($35,851 and $34,828 related to VIEs)		173,827	[1]	174,325	[2]
Total current liabilities		1,583,274		1,597,966
LONG-TERM DEBT, less current maturities, net of unamortized discounts and debt issuance costs totaling $32,185 and $34,998		886,705		744,737
DEFERRED INCOME TAXES		106,113		105,521
OTHER LONG-TERM LIABILITIES	[1]	184,999		151,639	[2]
TOTAL LIABILITIES		2,761,091		2,599,863
COMMITMENTS AND CONTINGENCIES (NOTE 10)
Stockholders' Equity:
Preferred stock - authorized 1,000,000 shares ($1 par value), none issued
Common stock - authorized 75,000,000 shares ($1 par value), issued and outstanding 50,180,225 and 50,025,996 shares		50,180		50,026
Additional paid-in capital		1,105,184		1,102,919
Retained earnings		701,325		701,681
Accumulated other comprehensive loss		(44,200)		(45,449)
Total stockholders' equity		1,812,489		1,809,177
Noncontrolling interests		(17,310)		(21,288)
TOTAL EQUITY		1,795,179		1,787,889
TOTAL LIABILITIES AND EQUITY		$ 4,556,270		$ 4,387,752

[1] Prior to the adoption of ASC 842, operating lease ROU assets and current and long-term operating lease liabilities were not recorded on the Condensed Consolidated Balance Sheets.

[2] Balance as previously reported on the Company's Annual Report on Form 10-K for the year ended December 31, 2018.