Goodwill (Tables)

12 Months Ended

Sep. 30, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes in the carrying amount of goodwill

Table 7: Changes in Goodwill by Segment
	U.S. Services		U.S. Federal Services		Outside the U.S.		Total
	(in thousands)
Balance as of September 30, 2019	$	164,472	$	382,618	$	37,379	$	584,469
Acquisitions	—		—		7,652		7,652
Disposal of Q2 Administrators, LLC	—		(899)		—		(899)
Foreign currency translation	—		—		1,907		1,907
Balance as of September 30, 2020	164,472		381,719		46,938		593,129
Acquisitions	—		1,168,202		11,741		1,179,943
Foreign currency translation	—		—		1,334		1,334
Balance as of September 30, 2021	$	164,472	$	1,549,921	$	60,013	$	1,774,406