Supplemental Consolidated Financial Information and Discontinued Operations - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2017
Allowance for valuation of inventory:
Valuation and Qualifying Accounts
Balance at Beginning of Period	$ 9,201	$ 6,801	$ 6,143
Charged to Expense	536	2,400	658
Charged to Revenue	0	0	0
Deductions	0	0	0
Balance at End of Period	9,737	9,201	6,801
Allowance for uncollectible pawn service charges receivable:
Valuation and Qualifying Accounts
Balance at Beginning of Period	9,760	9,129	8,965
Charged to Expense	0	0	0
Charged to Revenue	276	631	164
Deductions	0	0	0
Balance at End of Period	10,036	9,760	9,129
Allowance for uncollectible consumer loan fees and interest receivable:
Valuation and Qualifying Accounts
Balance at Beginning of Period	331	283	241
Charged to Expense	0	0	0
Charged to Revenue	209	48	42
Deductions	0	0	0
Balance at End of Period	540	331	283
Allowance for valuation of deferred tax assets:
Valuation and Qualifying Accounts
Balance at Beginning of Period	20,254	17,860	21,078
Charged to Expense	0	2,394	0
Charged to Revenue	0	0	0
Deductions	2,160	0	3,218
Balance at End of Period	$ 18,094	$ 20,254	$ 17,860