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Consolidated Balance Sheets (Parenthetical) (Unaudited) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Cash and cash equivalents | $ 614,031 | $ 182,688
Accounts receivable, net | 775,060 | 671,492
Contract assets | 610,893 | 575,089
Prepaid expenses and other current assets | 77,909 | 84,454
Property and equipment, net | 121,486 | 122,751
Accounts payable | 208,307 | 216,613
Accrued expenses and other current liabilities | 725,867 | 639,863
Contract liabilities | $ 212,373 | $ 230,681
Common stock, par value | $ 1 | $ 1
Common stock, shares authorized | 1,000,000,000 | 1,000,000,000
Common stock, shares, issued | 146,498,582 | 146,440,701
Common stock, shares, outstanding | 24,637,043 | 21,772,888
Treasury stock, shares | 45,771,008 | 45,771,008
ESOP |  |
Common stock, shares, outstanding | 76,090,531 | 78,896,806
Consolidated Joint Ventures |  |
Cash and cash equivalents | $ 50,585 | $ 51,171
Accounts receivable, net | 259,691 | 166,355
Contract assets | 29,054 | 26,458
Prepaid expenses and other current assets | 3,974 | 11,182
Property and equipment, net | 2,649 | 2,945
Accounts payable | 72,949 | 85,869
Accrued expenses and other current liabilities | 141,476 | 74,857
Contract liabilities | $ 44,267 | $ 32,638

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