Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Consolidated Statements of Comprehensive Income
Net income	$ 61,277	$ 33,022
Other comprehensive income, net of tax:
Net unrealized gain on derivatives, net of tax	3,549	889
Foreign currency translation adjustments	(5,197)	51,951
Pension adjustments, net of tax	2,733	(10,753)
Other comprehensive income, net of tax	1,085	42,087
Comprehensive income	62,362	75,109
Noncontrolling interests in comprehensive loss (income) of consolidated subsidiaries, net of tax	391	(7,099)
Comprehensive income attributable to AECOM	$ 62,753	$ 68,010