Segment Information - Reconciliation of Segment Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020
Segment Reporting Information [Line Items]
Pawn loans	$ 175,901	$ 131,323
Pawn service charges receivable, net	29,337	20,580
Inventory, net	110,989	95,891
Total assets	1,266,911	1,197,023
Operating Segments | U.S. Pawn
Segment Reporting Information [Line Items]
Pawn loans	135,931	106,340
Pawn service charges receivable, net	24,365	17,931
Inventory, net	82,386	75,807
Total assets	779,271	690,157
Operating Segments | Latin America Pawn
Segment Reporting Information [Line Items]
Pawn loans	39,970	24,983
Pawn service charges receivable, net	4,972	2,649
Inventory, net	28,603	20,084
Total assets	233,347	191,827
Other assets	199,200
Operating Segments | Other International
Segment Reporting Information [Line Items]
Pawn loans	0	0
Pawn service charges receivable, net	0	0
Inventory, net	0	0
Total assets	38,993	34,118
Corporate
Segment Reporting Information [Line Items]
Pawn loans	0	0
Pawn service charges receivable, net	0	0
Inventory, net	0	0
Total assets	$ 215,300	$ 280,921