Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Sep. 30, 2021
CURRENT ASSETS:
Cash and cash equivalents	$ 829,719	$ 1,120,790
Cash in consolidated joint ventures	135,351	108,406
Total cash and cash equivalents	965,070	1,229,196
Accounts receivable-net	2,450,085	2,619,491
Contract assets	1,391,380	1,369,031
Prepaid expenses and other current assets	753,727	739,044
Current assets held for sale	77,662	139,426
Income taxes receivable	59,252	77,355
TOTAL CURRENT ASSETS	5,697,176	6,173,543
PROPERTY AND EQUIPMENT-NET	391,564	398,876
DEFERRED TAX ASSETS-NET	361,319	360,260
INVESTMENTS IN UNCONSOLIDATED JOINT VENTURES	341,452	328,906
GOODWILL	3,490,544	3,502,499
INTANGIBLE ASSETS-NET	45,486	54,867
OTHER NON-CURRENT ASSETS	291,142	307,927
OPERATING LEASE RIGHT-OF-USE ASSETS	570,603	607,076
NON-CURRENT ASSETS HELD FOR SALE	6,777
TOTAL ASSETS	11,196,063	11,733,954
CURRENT LIABILITIES:
Short-term debt	3,351	4,369
Accounts payable	1,915,617	2,090,479
Accrued expenses and other current liabilities	2,218,969	2,174,201
Income taxes payable	61,877	50,511
Contract liabilities	996,275	1,058,643
Current liabilities held for sale	47,940	94,043
Current portion of long-term debt	39,449	49,469
TOTAL CURRENT LIABILITIES	5,283,478	5,521,715
OTHER LONG-TERM LIABILITIES	104,355	145,444
OPERATING LEASE LIABILITIES, NON-CURRENT	636,236	679,059
LONG-TERM LIABILITIES HELD FOR SALE	345	11,095
DEFERRED TAX LIABILITY-NET	5,310	5,420
PENSION BENEFIT OBLIGATIONS	350,376	383,904
LONG-TERM DEBT	2,166,310	2,157,740
TOTAL LIABILITIES	8,546,410	8,904,377
COMMITMENTS AND CONTINGENCIES (Note 15)
AECOM STOCKHOLDERS' EQUITY:
Common stock-authorized, 300,000,000 shares of $0.01 par value as of March 31, 2022 and September 30, 2021; issued and outstanding 140,742,683 and 143,168,815 shares as of March 31, 2022 and September 30, 2021, respectively	1,407	1,432
Additional paid-in capital	4,100,905	4,115,541
Accumulated other comprehensive loss	(864,087)	(900,377)
Accumulated deficits	(706,783)	(504,126)
TOTAL AECOM STOCKHOLDERS' EQUITY	2,531,442	2,712,470
Noncontrolling interests	118,211	117,107
TOTAL STOCKHOLDERS' EQUITY	2,649,653	2,829,577
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 11,196,063	$ 11,733,954