Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Total revenue	$ 119,875	$ 93,613	$ 358,581	$ 256,391
Costs and expenses from operations:
Cost of goods sold (excludes depreciation and amortization)	65,110	44,212	206,220	119,960
Technology and operations	17,275	15,372	51,565	45,136
Sales and marketing	15,694	13,759	44,278	40,934
General and administrative	8,221	8,603	23,596	23,846
Depreciation and amortization	2,657	3,199	7,741	9,297
Other operating expenses	700	573	1,073	1,080
Total costs and expenses	109,657	85,718	334,473	240,253
Income from operations	10,218	7,895	24,108	16,138
Interest and other income, net	(1,077)	(807)	(3,083)	(2,549)
Income before provision for income taxes	11,295	8,702	27,191	18,687
Provision for income taxes	3,885	2,702	6,920	5,071
Net income	$ 7,410	$ 6,000	$ 20,271	$ 13,616
Basic income per common share (in usd per share)	$ 0.24	$ 0.2	$ 0.66	$ 0.45
Diluted income per common share (in usd per share)	$ 0.23	$ 0.19	$ 0.63	$ 0.43
Basic weighted average shares outstanding (in shares)	31,157,183	30,388,675	30,935,882	30,497,820
Diluted weighted average shares outstanding	32,497,238	31,464,461	32,404,183	31,617,578
Purchase revenues
Total revenue	$ 76,517	$ 53,396	$ 237,159	$ 142,726
Consignment and other fee revenues
Total revenue	$ 43,358	$ 40,217	$ 121,422	$ 113,665