CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands		9 Months Ended
		Jun. 30, 2024	Jun. 30, 2023
Cash flows provided by (used in) operating activities:
Net income (loss)		$ 70,309	$ 51,674
Adjustment to reconcile net income to net cash provided by (used in) operating activities:
(Increase) decrease in the fair value of derivative instruments	[1]	8,262	19,622
Depreciation and amortization		24,123	23,979
Provision for losses on accounts receivable		6,945	8,510
Change in deferred taxes		(2,495)	(10,284)
Changes in operating assets and liabilities:
Increase in receivables		(21,231)	(8,540)
Decrease in inventories		16,909	29,751
Decrease in other assets		12,792	16,804
Decrease in accounts payable		(5,236)	(19,444)
Decrease in customer credit balances		(50,516)	(15,485)
Increase in other current and long-term liabilities		12,505	6,128
Net cash provided by operating activities		72,367	102,715
Cash flows provided by (used in) investing activities:
Capital expenditures		(7,610)	(6,651)
Proceeds from sales of fixed assets		377	781
Proceeds from sale of certain assets		0	2,202
Purchase of investments		(1,391)	(719)
Acquisitions		(22,577)	(1,193)
Net cash used in investing activities		(31,201)	(5,580)
Cash flows provided by (used in) financing activities:
Revolving credit facility borrowings		79,596	125,601
Revolving credit facility repayments		(79,565)	(145,679)
Term loan repayments		(12,250)	(12,375)
Distributions		(18,689)	(17,624)
Unit repurchases		(9,029)	(4,475)
Customer retainage payments		(719)	(57)
Net cash used in financing activities		(40,656)	(54,609)
Net increase in cash, cash equivalents, and restricted cash		510	42,526
Cash, cash equivalents, and restricted cash at beginning of period		45,441	14,870
Cash, cash equivalents, and restricted cash at end of period		$ 45,951	$ 57,396

[1] Represents the change in value of unrealized open positions and expired options.