Segment Information - Operating Segment Information (Details) $ in Thousands	3 Months Ended
	Dec. 31, 2024 USD ($) segment	Dec. 31, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	3
Revenues:
Total revenues	$ 320,170	$ 299,991
Gross profit	185,404	172,573
Segment and corporate expenses (income):
Store expenses	116,451	110,555
General and administrative	18,669	16,543
Depreciation and amortization	8,335	8,565
Loss (gain) on sale or disposal of assets and other	8	(172)
Interest expense	3,147	3,440
Interest income	(2,093)	(2,639)
Equity in net (income) loss of unconsolidated affiliates	(1,475)	(1,153)
Other (income) expense	978	(271)
Income before income taxes	41,384	37,705
Operating Segments
Revenues:
Total revenues	320,170	299,991
Gross profit	185,404	172,573
Segment and corporate expenses (income):
Store expenses	116,451	110,555
General and administrative	0	0
Depreciation and amortization	4,763	4,963
Loss (gain) on sale or disposal of assets and other	8	(170)
Interest expense	0	0
Interest income	(796)	(993)
Equity in net (income) loss of unconsolidated affiliates	(1,623)	(1,153)
Other (income) expense	(82)	(47)
Income before income taxes	66,683	59,418
Operating Segments | U.S. Pawn
Revenues:
Total revenues	232,201	217,438
Gross profit	138,677	127,445
Segment and corporate expenses (income):
Store expenses	83,089	77,255
General and administrative	0	0
Depreciation and amortization	2,717	2,624
Loss (gain) on sale or disposal of assets and other	0	26
Interest expense	0	0
Interest income	0	0
Equity in net (income) loss of unconsolidated affiliates	0	0
Other (income) expense	(11)	0
Income before income taxes	52,882	47,540
Operating Segments | Latin America Pawn
Revenues:
Total revenues	87,969	82,549
Gross profit	46,727	45,124
Segment and corporate expenses (income):
Store expenses	33,362	33,300
General and administrative	0	0
Depreciation and amortization	2,046	2,339
Loss (gain) on sale or disposal of assets and other	8	(196)
Interest expense	0	0
Interest income	(202)	(420)
Equity in net (income) loss of unconsolidated affiliates	0	0
Other (income) expense	(71)	(48)
Income before income taxes	11,584	10,149
Operating Segments | Other Investments
Revenues:
Total revenues	0	4
Gross profit	0	4
Segment and corporate expenses (income):
Store expenses	0	0
General and administrative	0	0
Depreciation and amortization	0	0
Loss (gain) on sale or disposal of assets and other	0	0
Interest expense	0	0
Interest income	(594)	(573)
Equity in net (income) loss of unconsolidated affiliates	(1,623)	(1,153)
Other (income) expense	0	1
Income before income taxes	2,217	1,729
Corporate Items
Revenues:
Total revenues	0	0
Gross profit	0	0
Segment and corporate expenses (income):
Store expenses	0	0
General and administrative	18,669	16,543
Depreciation and amortization	3,572	3,602
Loss (gain) on sale or disposal of assets and other	0	(2)
Interest expense	3,147	3,440
Interest income	(1,297)	(1,646)
Equity in net (income) loss of unconsolidated affiliates	148	0
Other (income) expense	1,060	(224)
Income before income taxes	(25,299)	(21,713)
Merchandise sales
Revenues:
Total revenues	186,343	179,403
Cost of goods sold	121,824	115,210
Merchandise sales | Operating Segments
Revenues:
Total revenues	186,343	179,403
Cost of goods sold	121,824	115,210
Merchandise sales | Operating Segments | U.S. Pawn
Revenues:
Total revenues	128,800	125,513
Cost of goods sold	81,556	78,709
Merchandise sales | Operating Segments | Latin America Pawn
Revenues:
Total revenues	57,543	53,890
Cost of goods sold	40,268	36,501
Merchandise sales | Operating Segments | Other Investments
Revenues:
Total revenues	0	0
Cost of goods sold	0	0
Merchandise sales | Corporate Items
Revenues:
Total revenues	0	0
Cost of goods sold	0	0
Jewelry scrapping sales
Revenues:
Total revenues	16,732	14,082
Cost of goods sold	12,942	12,208
Jewelry scrapping sales | Operating Segments
Revenues:
Total revenues	16,732	14,082
Cost of goods sold	12,942	12,208
Jewelry scrapping sales | Operating Segments | U.S. Pawn
Revenues:
Total revenues	15,498	12,815
Cost of goods sold	11,968	11,284
Jewelry scrapping sales | Operating Segments | Latin America Pawn
Revenues:
Total revenues	1,234	1,267
Cost of goods sold	974	924
Jewelry scrapping sales | Operating Segments | Other Investments
Revenues:
Total revenues	0	0
Cost of goods sold	0	0
Jewelry scrapping sales | Corporate Items
Revenues:
Total revenues	0	0
Cost of goods sold	0	0
Pawn service charges
Revenues:
Total revenues	117,052	106,449
Pawn service charges | Operating Segments
Revenues:
Total revenues	117,052	106,449
Pawn service charges | Operating Segments | U.S. Pawn
Revenues:
Total revenues	87,876	79,073
Pawn service charges | Operating Segments | Latin America Pawn
Revenues:
Total revenues	29,176	27,376
Pawn service charges | Operating Segments | Other Investments
Revenues:
Total revenues	0	0
Pawn service charges | Corporate Items
Revenues:
Total revenues	0	0
Other revenues
Revenues:
Total revenues	43	57
Other revenues | Operating Segments
Revenues:
Total revenues	43	57
Other revenues | Operating Segments | U.S. Pawn
Revenues:
Total revenues	27	37
Other revenues | Operating Segments | Latin America Pawn
Revenues:
Total revenues	16	16
Other revenues | Operating Segments | Other Investments
Revenues:
Total revenues	0	4
Other revenues | Corporate Items
Revenues:
Total revenues	$ 0	$ 0