CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
CURRENT ASSETS:
Cash and cash equivalents ($158,943 and $102,679 related to variable interest entities (“VIEs”))	$ 323,200	$ 202,197
Restricted cash	21,817	9,199
Restricted investments	79,562	84,355
Accounts receivable ($65,059 and $116,415 related to VIEs)	1,252,943	1,454,319
Retention receivable ($184,797 and $162,259 related to VIEs)	583,789	568,881
Costs and estimated earnings in excess of billings ($97,510 and $143,105 related to VIEs)	1,448,341	1,356,768
Other current assets ($37,816 and $43,718 related to VIEs)	196,401	186,773
Total current assets	3,906,053	3,862,492
PROPERTY AND EQUIPMENT (“P&E”), net of accumulated depreciation of $500,692 and $483,417 (net P&E of $16,016 and $2,203 related to VIEs)	429,911	429,645
GOODWILL	205,143	205,143
INTANGIBLE ASSETS, NET	71,102	85,068
OTHER ASSETS	148,765	142,550
TOTAL ASSETS	4,760,974	4,724,898
CURRENT LIABILITIES:
Current maturities of long-term debt	26,875	24,406
Accounts payable ($62,943 and $96,097 related to VIEs)	589,689	512,056
Retention payable ($43,174 and $37,007 related to VIEs)	241,518	268,945
Billings in excess of costs and estimated earnings ($468,130 and $355,270 related to VIEs)	966,065	761,689
Accrued expenses and other current liabilities ($10,675 and $8,566 related to VIEs)	216,922	210,017
Total current liabilities	2,041,069	1,777,113
LONG-TERM DEBT, less current maturities, net of unamortized discount and debt issuance costs totaling $14,784 and $17,109	934,259	969,248
DEFERRED INCOME TAXES	13,760	70,989
OTHER LONG-TERM LIABILITIES	252,523	233,828
TOTAL LIABILITIES	3,241,611	3,051,178
COMMITMENTS AND CONTINGENCIES (NOTE 10)
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 51,485,216 and 51,095,706 shares	51,485	51,096
Additional paid-in capital	1,139,905	1,133,150
Retained earnings	397,218	514,310
Accumulated other comprehensive loss	(52,017)	(43,635)
Total stockholders' equity	1,536,591	1,654,921
Noncontrolling interests	(17,228)	18,799
TOTAL EQUITY	1,519,363	1,673,720
TOTAL LIABILITIES AND EQUITY	$ 4,760,974	$ 4,724,898