Goodwill and Intangible Assets - Additional Information (Details) - USD ($)	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2021
Goodwill [Line Items]
Goodwill impairment loss	$ 0	$ 0	$ 0	$ 41,300,000
Definite-lived intangible assets, amortization expense	$ 11,600,000	$ 10,000,000.0	$ 11,700,000
Impairment, Intangible Asset, Statement of Income or Comprehensive Income [Extensible Enumeration]			General and Administrative Expense
Computer Software, Intangible Asset
Goodwill [Line Items]
Impairment of intangible assets			$ 2,400,000
U.S. Pawn
Goodwill [Line Items]
Goodwill impairment loss				10,000,000
Latin America Pawn
Goodwill [Line Items]
Goodwill impairment loss				$ 31,300,000