Supplemental Consolidated Financial Information - Supplemental Consolidated Balance Sheet Information (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Sep. 30, 2022	Jun. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Gross pawn service charges receivable	$ 47,071	$ 44,192	$ 42,277
Allowance for uncollectible pawn service charges receivable	(12,112)	(10,716)	(10,277)
Pawn service charges receivable, net	34,959	33,476	32,000
Gross inventory	157,590	153,673	136,475
Inventory reserves	(2,646)	(2,058)	(3,762)
Inventory, net	154,944	151,615	132,713
Prepaid expenses and other	6,081	8,336	14,660
Accounts receivable, notes receivable and other	29,860	8,435	7,465
Income taxes prepaid and receivable	8,984	17,923	7,697
Prepaid expenses and other current assets	44,925	34,694	29,822
Property and equipment, gross	335,296	306,667	298,502
Accumulated depreciation	(273,447)	(249,942)	(246,997)
Property and equipment, net	61,849	56,725	51,505
Accounts payable	19,220	24,056	19,480
Accrued payroll	13,668	8,365	11,840
Incentive accrual	13,564	17,403	14,128
Other payroll related expenses	6,059	9,592	7,167
Accrued sales and VAT taxes	6,663	7,279	7,672
Accrued income taxes payable	2,646	2,663	1,116
Other current liabilities	12,638	15,151	15,163
Accounts payable, accrued expenses and other current liabilities	$ 74,458	$ 84,509	$ 76,566