CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
CURRENT ASSETS:
Cash and cash equivalents ($173,118 and $168,408 related to VIEs)	$ 380,564	$ 259,351
Restricted cash	14,116	14,480
Restricted investments	130,287	91,556
Accounts receivable ($84,014 and $54,040 related to VIEs)	1,054,014	1,171,085
Retention receivable ($161,187 and $187,615 related to VIEs)	580,926	585,556
Costs and estimated earnings in excess of billings ($58,089 and $83,911 related to VIEs)	1,143,846	1,377,528
Other current assets ($26,725 and $33,340 related to VIEs)	217,601	179,215
Total current assets	3,521,354	3,678,771
PROPERTY AND EQUIPMENT:
Land	44,127	44,433
Building and improvements	132,639	124,429
Construction equipment	613,166	590,089
Other equipment	185,530	181,649
Total property and equipment, gross	975,462	940,600
Less accumulated depreciation	(534,171)	(505,512)
Total property and equipment, net ($35,135 and $22,133 related to VIEs)	441,291	435,088
GOODWILL	205,143	205,143
INTANGIBLE ASSETS, NET	68,305	70,542
DEFERRED INCOME TAXES	74,083	15,910
OTHER ASSETS	119,680	137,346
TOTAL ASSETS	4,429,856	4,542,800
CURRENT LIABILITIES:
Current maturities of long-term debt	117,431	70,285
Accounts payable ($24,160 and $36,484 related to VIEs)	466,545	495,345
Retention payable ($22,841 and $44,859 related to VIEs)	223,138	246,562
Billings in excess of costs and estimated earnings ($439,759 and $480,839 related to VIEs)	1,103,530	975,812
Accrued expenses and other current liabilities ($18,206 and $5,082 related to VIEs)	214,309	179,523
Total current liabilities	2,124,953	1,967,527
LONG-TERM DEBT, less current maturities, net of unamortized discount and debt issuance costs totaling $11,000 and $13,980	782,314	888,154
DEFERRED INCOME TAXES	956	4,649
OTHER LONG-TERM LIABILITIES	237,722	240,486
TOTAL LIABILITIES	3,145,945	3,100,816
COMMITMENTS AND CONTINGENCIES (Note 8)
Stockholders' equity:
Preferred stock – authorized 1,000,000 shares ($1 par value), none issued	0	0
Common stock – authorized 112,500,000 shares ($1 par value), issued and outstanding 52,025,497 and 51,521,336 shares	52,025	51,521
Additional paid-in capital	1,146,204	1,140,933
Retained earnings	133,146	304,301
Accumulated other comprehensive loss	(39,787)	(47,037)
Total stockholders' equity	1,291,588	1,449,718
Noncontrolling interests	(7,677)	(7,734)
TOTAL EQUITY	1,283,911	1,441,984
TOTAL LIABILITIES AND EQUITY	$ 4,429,856	$ 4,542,800