Segment Information - Operating Segment Information (Details) $ in Thousands	3 Months Ended
	Dec. 31, 2023 USD ($) segment	Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	3
Revenues:
Total revenues	$ 299,991	$ 264,327
Gross profit	172,573	152,497
Segment and corporate expenses (income):
Store expenses	110,555	100,803
General and administrative	16,543	15,476
Depreciation and amortization	8,565	7,988
Loss (gain) on sale or disposal of assets and other	(172)	(16)
Interest expense	3,440	6,190
Interest income	(2,639)	(664)
Equity in net income of unconsolidated affiliates	(1,153)	(1,584)
Other (income) expense	(271)	(234)
Income before income taxes	37,705	24,538
Operating Segments
Revenues:
Total revenues	299,991	264,327
Gross profit	172,573	152,497
Segment and corporate expenses (income):
Store expenses	110,555	100,803
General and administrative	0	(3)
Depreciation and amortization	4,963	4,970
Loss (gain) on sale or disposal of assets and other	(170)	(16)
Interest expense	0	0
Interest income	(993)	(169)
Equity in net income of unconsolidated affiliates	(1,153)	(1,584)
Other (income) expense	(47)	74
Income before income taxes	59,418	48,422
Operating Segments | U.S. Pawn
Revenues:
Total revenues	217,438	194,825
Gross profit	127,445	115,353
Segment and corporate expenses (income):
Store expenses	77,255	73,304
General and administrative	0	0
Depreciation and amortization	2,624	2,755
Loss (gain) on sale or disposal of assets and other	26	3
Interest expense	0	0
Interest income	0	0
Equity in net income of unconsolidated affiliates	0	0
Other (income) expense	0	0
Income before income taxes	47,540	39,291
Operating Segments | Latin America Pawn
Revenues:
Total revenues	82,549	69,480
Gross profit	45,124	37,122
Segment and corporate expenses (income):
Store expenses	33,300	27,499
General and administrative	0	(3)
Depreciation and amortization	2,339	2,215
Loss (gain) on sale or disposal of assets and other	(196)	(19)
Interest expense	0	0
Interest income	(420)	(169)
Equity in net income of unconsolidated affiliates	0	0
Other (income) expense	(48)	70
Income before income taxes	10,149	7,529
Operating Segments | Other Investments
Revenues:
Total revenues	4	22
Gross profit	4	22
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	(573)	0
Equity in net income of unconsolidated affiliates	(1,153)	(1,584)
Other (income) expense	1	4
Income before income taxes	1,729	1,602
Corporate Items
Revenues:
Total revenues	0	0
Gross profit	0	0
Segment and corporate expenses (income):
Store expenses	0	0
General and administrative	16,543	15,479
Depreciation and amortization	3,602	3,018
Loss (gain) on sale or disposal of assets and other	(2)	0
Interest expense	3,440	6,190
Interest income	(1,646)	(495)
Equity in net income of unconsolidated affiliates	0	0
Other (income) expense	(224)	(308)
Income before income taxes	(21,713)	(23,884)
Merchandise sales
Revenues:
Total revenues	179,403	163,787
Cost of goods sold	115,210	104,877
Merchandise sales | Operating Segments
Revenues:
Total revenues	179,403	163,787
Cost of goods sold	115,210	104,877
Merchandise sales | Operating Segments | U.S. Pawn
Revenues:
Total revenues	125,513	118,314
Cost of goods sold	78,709	73,256
Merchandise sales | Operating Segments | Latin America Pawn
Revenues:
Total revenues	53,890	45,473
Cost of goods sold	36,501	31,621
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	14,082	7,884
Cost of goods sold	12,208	6,953
Jewelry scrapping sales | Operating Segments
Revenues:
Total revenues	14,082	7,884
Cost of goods sold	12,208	6,953
Jewelry scrapping sales | Operating Segments | U.S. Pawn
Revenues:
Total revenues	12,815	7,176
Cost of goods sold	11,284	6,216
Jewelry scrapping sales | Operating Segments | Latin America Pawn
Revenues:
Total revenues	1,267	708
Cost of goods sold	924	737
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	106,449	92,593
Pawn service charges | Operating Segments
Revenues:
Total revenues	106,449	92,593
Pawn service charges | Operating Segments | U.S. Pawn
Revenues:
Total revenues	79,073	69,310
Pawn service charges | Operating Segments | Latin America Pawn
Revenues:
Total revenues	27,376	23,283
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	57	63
Other revenues | Operating Segments
Revenues:
Total revenues	57	63
Other revenues | Operating Segments | U.S. Pawn
Revenues:
Total revenues	37	25
Other revenues | Operating Segments | Latin America Pawn
Revenues:
Total revenues	16	16
Other revenues | Operating Segments | Other Investments
Revenues:
Total revenues	4	22
Other revenues | Corporate Items
Revenues:
Total revenues	$ 0	$ 0