Goodwill - Schedule of Goodwill (Details) - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Goodwill [Roll Forward]
Beginning balance	$ 302,372	$ 286,828
Acquisitions	8,329	9,468
Effect of foreign currency translation changes	(1,854)	5,824
Ending balance	308,847	302,120
U.S. Pawn
Goodwill [Roll Forward]
Beginning balance	255,942	245,503
Acquisitions	8,329	9,468
Effect of foreign currency translation changes	0	0
Ending balance	264,271	254,971
Latin America Pawn
Goodwill [Roll Forward]
Beginning balance	46,430	41,325
Acquisitions	0	0
Effect of foreign currency translation changes	(1,854)	5,824
Ending balance	$ 44,576	$ 47,149