Segment Information - Operating Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2018
Revenues:
Total revenues	$ 166,860	$ 210,233	$ 223,283	$ 222,435	$ 214,339	$ 202,465	$ 214,730	$ 215,695	$ 822,811	$ 847,229	$ 812,156
Net revenues	$ 89,617	$ 102,184	$ 127,365	$ 130,069	$ 120,856	$ 115,853	$ 127,690	$ 130,049	449,235	494,448	481,551
Segment and corporate expenses (income)
Operations									341,040	358,253	334,841
Administrative									49,897	55,990	53,639
Impairment of goodwill, intangible and other assets									54,666	0	0
Depreciation and amortization									30,827	28,797	25,484
Loss (gain) on sale or disposal of assets and other									801	4,399	463
Other charges									20,388	0	0
Interest expense									22,472	32,637	27,834
Interest income									(3,173)	(11,086)	(17,041)
Equity in net loss of unconsolidated affiliates									2,429	135	(5,529)
Impairment of investment in unconsolidated affiliates									0	19,725	11,712
Other (income) expense									(17)	1,424	(5,391)
Income from continuing operations before income taxes									(70,095)	4,174	55,539
Lana
Revenues:
Total revenues									34	0	0
Operating Segments
Revenues:
Total revenues									822,811	847,229	812,156
Net revenues									449,235	494,448	481,551
Segment and corporate expenses (income)
Operations									341,040	358,253	334,841
Administrative									0	0	0
Impairment of goodwill, intangible and other assets									47,087	0	0
Depreciation and amortization									19,471	18,375	17,121
Loss (gain) on sale or disposal of assets and other									293	4,375	230
Other charges									11,881
Interest expense									1,234	2,100	96
Interest income									(1,586)	(1,601)	(2,619)
Equity in net loss of unconsolidated affiliates									2,429	135	(5,529)
Impairment of investment in unconsolidated affiliates										19,725	11,712
Other (income) expense									(150)	1,802	(177)
Income from continuing operations before income taxes									27,536	91,284	125,876
Operating Segments | U.S. Pawn
Revenues:
Total revenues									638,843	650,413	635,780
Net revenues									359,235	385,959	378,955
Segment and corporate expenses (income)
Operations									261,608	269,003	263,094
Administrative									0	0	0
Impairment of goodwill, intangible and other assets									10,000	0	0
Depreciation and amortization									11,030	11,879	12,869
Loss (gain) on sale or disposal of assets and other									385	3,402	203
Other charges									3,106
Interest expense									0	0	71
Interest income									0	0	0
Equity in net loss of unconsolidated affiliates									0	0	0
Impairment of investment in unconsolidated affiliates										0	0
Other (income) expense									0	0	(3)
Income from continuing operations before income taxes									73,106	101,675	102,721
Operating Segments | Latin America Pawn
Revenues:
Total revenues									180,111	191,185	168,256
Net revenues									87,096	105,196	96,173
Segment and corporate expenses (income)
Operations									69,916	74,199	61,553
Administrative									0	0	0
Impairment of goodwill, intangible and other assets									35,938	0	0
Depreciation and amortization									7,315	6,267	4,068
Loss (gain) on sale or disposal of assets and other									(72)	691	27
Other charges									1,715
Interest expense									685	1,609	25
Interest income									(1,586)	(1,601)	(2,619)
Equity in net loss of unconsolidated affiliates									0	0	0
Impairment of investment in unconsolidated affiliates										0	0
Other (income) expense									(156)	(93)	(42)
Income from continuing operations before income taxes									(26,659)	24,124	33,161
Operating Segments | Lana
Revenues:
Total revenues									34	0	0
Net revenues									34	0	0
Segment and corporate expenses (income)
Operations									4,270	7,675	0
Administrative									0	0	0
Impairment of goodwill, intangible and other assets									0	0	0
Depreciation and amortization									1,058	10	0
Loss (gain) on sale or disposal of assets and other									0	0	0
Other charges									3,258
Interest expense									0	0	0
Interest income									0	0	0
Equity in net loss of unconsolidated affiliates									0	0	0
Impairment of investment in unconsolidated affiliates										0	0
Other (income) expense									0	0	0
Income from continuing operations before income taxes									(8,552)	(7,685)	0
Operating Segments | Other International
Revenues:
Total revenues									3,823	5,631	8,120
Net revenues									2,870	3,293	6,423
Segment and corporate expenses (income)
Operations									5,246	7,376	10,194
Administrative									0	0	0
Impairment of goodwill, intangible and other assets									1,149	0	0
Depreciation and amortization									68	219	184
Loss (gain) on sale or disposal of assets and other									(20)	282	0
Other charges									3,802
Interest expense									549	491	0
Interest income									0	0	0
Equity in net loss of unconsolidated affiliates									2,429	135	(5,529)
Impairment of investment in unconsolidated affiliates										19,725	11,712
Other (income) expense									6	1,895	(132)
Income from continuing operations before income taxes									(10,359)	(26,830)	(10,006)
Corporate
Revenues:
Total revenues									0	0	0
Net revenues									0	0	0
Segment and corporate expenses (income)
Operations									0	0	0
Administrative									49,897	55,990	53,639
Impairment of goodwill, intangible and other assets									7,579	0	0
Depreciation and amortization									11,356	10,422	8,363
Loss (gain) on sale or disposal of assets and other									508	24	233
Other charges									8,507
Interest expense									21,238	30,537	27,738
Interest income									(1,587)	(9,485)	(14,422)
Equity in net loss of unconsolidated affiliates									0	0	0
Impairment of investment in unconsolidated affiliates										0	0
Other (income) expense									133	(378)	(5,214)
Income from continuing operations before income taxes									(97,631)	(87,110)	(70,337)
Merchandise
Revenues:
Total revenues									498,213	453,375	438,372
Cost of goods sold									334,481	297,508	276,618
Merchandise | Operating Segments
Revenues:
Total revenues									498,213	453,375	438,372
Cost of goods sold									334,481	297,508	276,618
Merchandise | Operating Segments | U.S. Pawn
Revenues:
Total revenues									391,921	355,996	350,699
Cost of goods sold									251,544	225,136	216,408
Merchandise | Operating Segments | Latin America Pawn
Revenues:
Total revenues									106,292	97,379	87,673
Cost of goods sold									82,937	72,372	60,210
Merchandise | Operating Segments | Lana
Revenues:
Total revenues									0	0	0
Cost of goods sold									0	0	0
Merchandise | Operating Segments | Other International
Revenues:
Total revenues									0	0	0
Cost of goods sold									0	0	0
Merchandise | Corporate
Revenues:
Total revenues									0	0	0
Cost of goods sold									0	0	0
Jewelry Scrapping
Revenues:
Total revenues									47,953	60,445	60,752
Cost of goods sold									38,041	52,935	52,290
Jewelry Scrapping | Operating Segments
Revenues:
Total revenues									47,953	60,445	60,752
Cost of goods sold									38,041	52,935	52,290
Jewelry Scrapping | Operating Segments | U.S. Pawn
Revenues:
Total revenues									36,691	45,815	47,745
Cost of goods sold									28,064	39,318	40,417
Jewelry Scrapping | Operating Segments | Latin America Pawn
Revenues:
Total revenues									11,262	14,630	13,007
Cost of goods sold									9,977	13,617	11,873
Jewelry Scrapping | Operating Segments | Lana
Revenues:
Total revenues									0	0	0
Cost of goods sold									0	0	0
Jewelry Scrapping | Operating Segments | Other International
Revenues:
Total revenues									0	0	0
Cost of goods sold									0	0	0
Jewelry Scrapping | Corporate
Revenues:
Total revenues									0	0	0
Cost of goods sold									0	0	0
Pawn service charges
Revenues:
Total revenues									272,638	327,366	304,577
Pawn service charges | Operating Segments
Revenues:
Total revenues									272,638	327,366	304,577
Pawn service charges | Operating Segments | U.S. Pawn
Revenues:
Total revenues									210,081	248,369	237,086
Pawn service charges | Operating Segments | Latin America Pawn
Revenues:
Total revenues									62,557	78,997	67,491
Pawn service charges | Operating Segments | Lana
Revenues:
Total revenues									0	0	0
Pawn service charges | Operating Segments | Other International
Revenues:
Total revenues									0	0	0
Pawn service charges | Corporate
Revenues:
Total revenues									0	0	0
Other
Revenues:
Total revenues									4,007	6,043	8,455
Cost of goods sold									1,054	2,338	1,697
Other | Operating Segments
Revenues:
Total revenues									4,007	6,043	8,455
Cost of goods sold									1,054	2,338	1,697
Other | Operating Segments | U.S. Pawn
Revenues:
Total revenues									150	233	250
Cost of goods sold									0	0	0
Other | Operating Segments | Latin America Pawn
Revenues:
Total revenues									0	179	85
Cost of goods sold									101	0	0
Other | Operating Segments | Lana
Revenues:
Total revenues									34	0	0
Cost of goods sold									0	0	0
Other | Operating Segments | Other International
Revenues:
Total revenues									3,823	5,631	8,120
Cost of goods sold									953	2,338	1,697
Other | Corporate
Revenues:
Total revenues									0	0	0
Cost of goods sold									$ 0	$ 0	$ 0