Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents (including $132,662 and $128,761 Cash of consolidated joint ventures)	$ 558,823	$ 272,943
Accounts receivable, net (including $348,892 and $274,846 Accounts receivable of consolidated joint ventures, net)	1,034,976	915,638
Contract assets (including $6,260 and $11,096 Contract assets of consolidated joint ventures)	790,001	757,515
Prepaid expenses and other current assets (including $15,284 and $11,929 Prepaid expenses and other current assets of consolidated joint ventures)	170,858	191,430
Total current assets	2,554,658	2,137,526
Property and equipment, net (including $3,235 and $3,274 Property and equipment of consolidated joint ventures, net)	101,193	98,957
Right of use assets, operating leases (including $6,879 and $9,885 Right of use assets, operating leases of consolidated joint ventures)	135,367	159,211
Goodwill	1,931,157	1,792,665
Investments in and advances to unconsolidated joint ventures	194,524	128,204
Intangible assets, net	307,952	275,566
Deferred tax assets	163,539	140,162
Other noncurrent assets	54,952	71,770
Total assets	5,443,342	4,804,061
Current liabilities:
Accounts payable (including $65,426 and $49,234 Accounts payable of consolidated joint ventures)	300,217	242,821
Accrued expenses and other current liabilities (including $173,190 and $145,040 Accrued expenses and other current liabilities of consolidated joint ventures)	876,583	801,423
Contract liabilities (including $64,899 and $61,234 Contract liabilities of consolidated joint ventures)	300,799	301,107
Short-term lease liabilities, operating leases (including $3,962 and $4,753 Short-term lease liabilities, operating leases of consolidated joint ventures)	51,971	58,556
Income taxes payable	4,556	6,977
Short-term debt	115,428	0
Total current liabilities	1,649,554	1,410,884
Long-term employee incentives	27,553	22,924
Long-term debt	1,132,980	745,963
Long-term lease liabilities, operating leases (including $2,916 and $5,132 Long-term lease liabilities, operating leases of consolidated joint ventures)	97,838	117,505
Deferred tax liabilities	27,931	9,775
Other long-term liabilities	93,055	120,295
Total liabilities	3,028,911	2,427,346
Contingencies (Note 12)
Shareholders' equity:
Common stock, $1 par value; authorized 1,000,000,000 shares; 146,698,035 and 146,341,363 shares issued; 50,022,445 and 45,960,122 public shares outstanding; 56,161,683 and 59,879,857 ESOP shares outstanding	146,703	146,341
Treasury stock, 40,501,385 shares at cost	(827,311)	(827,311)
Additional paid-in capital	2,781,868	2,779,365
Retained earnings	227,334	203,724
Accumulated other comprehensive loss	(16,142)	(14,908)
Total Parsons Corporation shareholders' equity	2,312,452	2,287,211
Noncontrolling interests	101,979	89,504
Total shareholders' equity	2,414,431	2,376,715
Total liabilities and shareholders' equity	$ 5,443,342	$ 4,804,061