Goodwill - Schedule of Goodwill (Details) - USD ($) $ in Thousands	6 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Goodwill [Roll Forward]
Beginning balance	$ 286,828	$ 285,758
Acquisitions	9,468
Measurement period adjustments		(678)
Effect of foreign currency translation changes	3,782	1,134
Ending balance	300,078	286,214
U.S. Pawn
Goodwill [Roll Forward]
Beginning balance	245,503	244,471
Acquisitions	9,468
Measurement period adjustments		0
Effect of foreign currency translation changes	0	0
Ending balance	254,971	244,471
Latin America Pawn
Goodwill [Roll Forward]
Beginning balance	41,325	41,287
Acquisitions	0
Measurement period adjustments		(678)
Effect of foreign currency translation changes	3,782	1,134
Ending balance	$ 45,107	$ 41,743