Consolidated Balance Sheets (Parenthetical) (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Cash and cash equivalents	$ 125,982	$ 342,608
Accounts receivable, net	733,487	598,311
Contract assets	603,359	579,216
Prepaid expenses and other current assets	119,908	110,941
Property and equipment, net	98,491	104,196
Accounts payable	194,696	196,286
Accrued expenses and other current liabilities	647,040	599,089
Contract liabilities	$ 186,295	$ 171,671
Common stock, par value	$ 1	$ 1
Common stock, shares authorized	1,000,000,000	1,000,000,000
Common stock, shares, issued	146,178,118	146,276,880
Common stock, shares, outstanding	38,463,147	33,331,494
Treasury stock, shares	42,617,149	42,617,149
ESOP
Common stock, shares, outstanding	65,097,822	70,328,237
Consolidated Joint Ventures
Cash and cash equivalents	$ 25,060	$ 78,514
Accounts receivable, net	183,768	190,643
Contract assets	9,867	23,498
Prepaid expenses and other current assets	13,357	18,783
Property and equipment, net	1,504	1,721
Accounts payable	62,848	78,558
Accrued expenses and other current liabilities	82,994	82,746
Contract liabilities	$ 14,293	$ 14,333