Supplemental Consolidated Financial Information - Supplemental Consolidated Balance Sheet Information (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Sep. 30, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Gross pawn service charges receivable	$ 44,192	$ 37,360
Allowance for uncollectible pawn service charges receivable	(10,716)	(8,023)
Pawn service charges receivable, net	33,476	29,337
Gross inventory	153,673	115,300
Inventory reserves	(2,058)	(4,311)
Inventory, net	151,615	110,989
Prepaid expenses and other	8,336	5,386
Accounts receivable and other	8,435	9,322
Income taxes prepaid and receivable	17,923	16,302
Prepaid expenses and other current assets	34,694	31,010
Accounts payable	24,056	22,462
Accrued payroll	8,365	9,093
Incentive accrual	17,403	16,868
Other payroll related expenses	9,592	10,695
Accrued sales and VAT taxes	7,279	10,936
Accrued income taxes payable	2,663	3,826
Other current liabilities	15,151	16,388
Account payable, accrued expenses and other current liabilities	84,509	90,268
Unrecognized tax benefits, non-current	2,241	2,571
Other non-current liabilities	6,508	7,814
Other long-term liabilities	$ 8,749	$ 10,385