Segment Information - Operating Segment Information (Details) $ in Thousands	3 Months Ended
	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	3
Revenues:
Total revenues	$ 264,327	$ 220,994
Gross profit	152,497	132,111
Segment and corporate expenses (income):
Store expenses	100,803	86,771
General and administrative	15,476	15,545
Depreciation and amortization	7,988	7,574
(Gain) loss on sale or disposal of assets and other	(16)	5
Interest expense	6,190	2,431
Interest income	(664)	(304)
Equity in net income of unconsolidated affiliates	(1,584)	(1,138)
Other (income) expense	(234)	(120)
Income before income taxes	24,538	21,347
Segments
Revenues:
Total revenues	264,327	220,994
Gross profit	152,497	132,111
Segment and corporate expenses (income):
Store expenses	100,803	86,771
General and administrative	(3)	0
Depreciation and amortization	4,970	4,650
(Gain) loss on sale or disposal of assets and other	(16)	5
Interest expense	0	0
Interest income	(169)	(182)
Equity in net income of unconsolidated affiliates	(1,584)	(1,138)
Other (income) expense	74	(146)
Income before income taxes	48,422	42,151
Segments | U.S. Pawn
Revenues:
Total revenues	194,825	163,637
Gross profit	115,353	101,830
Segment and corporate expenses (income):
Store expenses	73,304	64,689
General and administrative	0	0
Depreciation and amortization	2,755	2,670
(Gain) loss on sale or disposal of assets and other	3	0
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	39,291	34,471
Segments | Latin America Pawn
Revenues:
Total revenues	69,480	57,314
Gross profit	37,122	30,238
Segment and corporate expenses (income):
Store expenses	27,499	22,082
General and administrative	(3)	0
Depreciation and amortization	2,215	1,980
(Gain) loss on sale or disposal of assets and other	(19)	5
Interest expense	0	0
Interest income	(169)	(182)
Equity in net income of unconsolidated affiliates	0	0
Other (income) expense	70	(134)
Income before income taxes	7,529	6,487
Segments | Other Investments
Revenues:
Total revenues	22	43
Gross profit	22	43
Segment and corporate expenses (income):
Store expenses	0	0
General and administrative	0	0
Depreciation and amortization	0	0
(Gain) loss on sale or disposal of assets and other	0	0
Interest expense	0	0
Interest income	0	0
Equity in net income of unconsolidated affiliates	(1,584)	(1,138)
Other (income) expense	4	(12)
Income before income taxes	1,602	1,193
Corporate Items
Revenues:
Total revenues	0	0
Gross profit	0	0
Segment and corporate expenses (income):
Store expenses	0	0
General and administrative	15,479	15,545
Depreciation and amortization	3,018	2,924
(Gain) loss on sale or disposal of assets and other	0	0
Interest expense	6,190	2,431
Interest income	(495)	(122)
Equity in net income of unconsolidated affiliates	0	0
Other (income) expense	(308)	26
Income before income taxes	(23,884)	(20,804)
Merchandise sales
Revenues:
Total revenues	163,787	137,720
Cost of goods sold	104,877	83,111
Merchandise sales | Segments
Revenues:
Total revenues	163,787	137,720
Cost of goods sold	104,877	83,111
Merchandise sales | Segments | U.S. Pawn
Revenues:
Total revenues	118,314	102,078
Cost of goods sold	73,256	57,832
Merchandise sales | Segments | Latin America Pawn
Revenues:
Total revenues	45,473	35,642
Cost of goods sold	31,621	25,279
Merchandise sales | 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	7,884	6,944
Cost of goods sold	6,953	5,772
Jewelry scrapping sales | Segments
Revenues:
Total revenues	7,884	6,944
Cost of goods sold	6,953	5,772
Jewelry scrapping sales | Segments | U.S. Pawn
Revenues:
Total revenues	7,176	4,980
Cost of goods sold	6,216	3,975
Jewelry scrapping sales | Segments | Latin America Pawn
Revenues:
Total revenues	708	1,964
Cost of goods sold	737	1,797
Jewelry scrapping sales | 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	92,593	76,025
Pawn service charges | Segments
Revenues:
Total revenues	92,593	76,025
Pawn service charges | Segments | U.S. Pawn
Revenues:
Total revenues	69,310	56,557
Pawn service charges | Segments | Latin America Pawn
Revenues:
Total revenues	23,283	19,468
Pawn service charges | Segments | Other Investments
Revenues:
Total revenues	0	0
Pawn service charges | Corporate Items
Revenues:
Total revenues	0	0
Other revenues, net
Revenues:
Total revenues	63	305
Other revenues, net | Segments
Revenues:
Total revenues	63	305
Other revenues, net | Segments | U.S. Pawn
Revenues:
Total revenues	25	22
Other revenues, net | Segments | Latin America Pawn
Revenues:
Total revenues	16	240
Other revenues, net | Segments | Other Investments
Revenues:
Total revenues	22	43
Other revenues, net | Corporate Items
Revenues:
Total revenues	$ 0	$ 0