Supplemental Consolidated Financial Information - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2021
Allowance for valuation of inventory
Valuation and Qualifying Accounts
Balance at Beginning of Period	$ 2,058	$ 4,311	$ 12,314
Charged to Expense	603	0	0
Deductions	0	2,253	8,003
Balance at End of Period	2,661	2,058	4,311
Allowance for uncollectible pawn service charges receivable
Valuation and Qualifying Accounts
Balance at Beginning of Period	10,716	8,023	6,679
Charged to Expense	1,280	2,693	1,344
Deductions	0	0	0
Balance at End of Period	11,996	10,716	8,023
Allowance for valuation of deferred tax assets
Valuation and Qualifying Accounts
Balance at Beginning of Period	17,966	19,135	18,524
Charged to Expense	311	660	611
Deductions	1,392	1,829	0
Balance at End of Period	$ 16,885	$ 17,966	$ 19,135