Segment Information - Revenues and Long-Lived Assets by Geographic Information (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Sep. 30, 2022	Jun. 30, 2022
Segment Reporting Information [Line Items]
Pawn loans	$ 229,379	$ 210,009	$ 204,155
Inventory, net	154,944	$ 151,615	132,713
Segments | U.S. Pawn
Segment Reporting Information [Line Items]
Pawn loans	178,877		159,680
Inventory, net	114,910		101,831
Segments | Latin America Pawn
Segment Reporting Information [Line Items]
Pawn loans	50,502		44,475
Inventory, net	40,034		30,882
Segments | Other Investments
Segment Reporting Information [Line Items]
Pawn loans	0		0
Inventory, net	0		0
Corporate Items
Segment Reporting Information [Line Items]
Pawn loans	0		0
Inventory, net	$ 0		$ 0