CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net income	$ 220,704	$ 122,021	$ 52,226
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	13,360	13,976	15,640
Stock-based compensation expense	8,478	12,167	10,036
Inventory impairments and abandonments	2,963	853	2,903
Deferred and other income tax expense	53,267	21,501	17,664
Gain on sale of fixed assets	(332)	(392)	(335)
Change in allowance for doubtful accounts	(6)	(68)	54
Equity in income of unconsolidated entities	(521)	(594)	(347)
Cash distributions of income from unconsolidated entities	380	132	306
(Gain) loss on extinguishment of debt, net	(309)	2,025	0
Changes in operating assets and liabilities:
(Increase) decrease in accounts receivable	(10,199)	(5,800)	6,524
Decrease in income tax receivable	0	460	315
(Increase) decrease in inventory	(231,445)	(147,511)	154,865
(Increase) decrease in other assets	(2,620)	(1,922)	3
Increase in trade accounts payable	10,250	1,199	1,040
Increase in other liabilities	17,104	13,609	28,201
Net cash provided by operating activities	81,074	31,656	289,095
Cash flows from investing activities:
Capital expenditures	(15,048)	(14,645)	(10,642)
Proceeds from sale of fixed assets	339	456	478
Net cash used in investing activities	(14,709)	(14,189)	(10,164)
Cash flows from financing activities:
Repayment of debt	(73,900)	(82,476)	(51,150)
Repayment of borrowings from credit facility	(195,000)	0	(390,000)
Borrowings from credit facility	195,000	0	390,000
Debt issuance costs	0	(901)	(202)
Repurchase of common stock	(8,154)	0	(3,327)
Tax payments for stock-based compensation awards	(6,631)	(3,044)	(2,686)
Stock option exercises and other financing activities	5	569	(1,832)
Net cash used in financing activities	(88,680)	(85,852)	(59,197)
Net (decrease) increase in cash, cash equivalents, and restricted cash	(22,315)	(68,385)	219,734
Cash, cash equivalents, and restricted cash at beginning of period	274,143	342,528	122,794
Cash, cash equivalents, and restricted cash at end of period	$ 251,828	$ 274,143	$ 342,528