CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 34,885	$ 11,997
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	2,881	3,122
Stock-based compensation expense	2,108	3,511
Inventory impairments and abandonments	0	465
Deferred and other income tax expense	6,460	4,114
Gain on sale of fixed assets	(83)	(95)
Change in allowance for doubtful accounts	0	(10)
Equity in (income) loss of unconsolidated entities	(288)	75
Cash distributions of income from unconsolidated entities	162	0
Changes in operating assets and liabilities:
Decrease in accounts receivable	4,883	1,228
Decrease in income tax receivable	0	49
Increase in inventory	(79,158)	(62,661)
Decrease in other assets	335	1,076
Decrease in trade accounts payable	(18,690)	(11,329)
Decrease in other liabilities	(31,312)	(26,120)
Net cash used in operating activities	(77,817)	(74,578)
Cash flows from investing activities:
Capital expenditures	(2,894)	(2,953)
Proceeds from sale of fixed assets	83	95
Net cash used in investing activities	(2,811)	(2,858)
Cash flows from financing activities:
Debt issuance costs	0	(427)
Tax payments for stock-based compensation awards	(6,618)	(2,620)
Stock option exercises	0	3
Net cash used in financing activities	(6,618)	(3,044)
Net decrease in cash, cash equivalents, and restricted cash	(87,246)	(80,480)
Cash, cash equivalents, and restricted cash at beginning of period	274,143	342,528
Cash, cash equivalents, and restricted cash at end of period	$ 186,897	$ 262,048