Consolidated Balance Sheets (Parenthetical) (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Cash and cash equivalents	$ 423,120	$ 272,943
Accounts receivable, net	1,023,463	915,638
Contract assets	768,007	757,515
Prepaid expenses and other current assets	212,664	191,430
Property and equipment, net	98,499	98,957
Right of use assets, operating leases	145,803	159,211
Accounts payable	274,140	242,821
Accrued expenses and other current liabilities	739,211	801,423
Short-term lease liabilities, operating leases	55,024	58,556
Long-term lease liabilities, operating leases	106,692	117,505
Contract liabilities	$ 282,962	$ 301,107
Common stock, par value	$ 1	$ 1
Common stock, shares authorized	1,000,000,000	1,000,000,000
Common stock, shares, issued	146,717,387	146,341,363
Common stock, shares, outstanding	48,205,185	45,960,122
Treasury stock, shares	40,501,385	40,501,385
ESOP
Common stock, shares, outstanding	57,998,295	59,879,857
Consolidated Joint Ventures
Cash and cash equivalents	$ 84,810	$ 128,761
Accounts receivable, net	332,308	274,846
Contract assets	8,521	11,096
Prepaid expenses and other current assets	15,808	11,929
Property and equipment, net	3,565	3,274
Right of use assets, operating leases	8,656	9,885
Accounts payable	33,339	49,234
Accrued expenses and other current liabilities	165,434	145,040
Short-term lease liabilities, operating leases	4,445	4,753
Long-term lease liabilities, operating leases	4,211	5,132
Contract liabilities	$ 60,374	$ 61,234