CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Sales:
Total sales		$ 331,640	$ 300,121	$ 1,525,768	$ 1,685,925
Cost and expenses:
(Increase) decrease in the fair value of derivative instruments	[1]	984	(1,036)	8,262	19,622
Delivery and branch expenses		86,540	83,075	284,989	276,953
Depreciation and amortization expenses		7,243	7,684	23,377	23,147
General and administrative expenses		7,423	6,065	21,331	19,619
Finance charge income		(1,652)	(1,774)	(3,676)	(4,857)
Operating income (loss)		(12,291)	(29,586)	109,661	85,534
Interest expense, net		(2,663)	(3,365)	(9,719)	(12,602)
Amortization of debt issuance costs		(247)	(245)	(746)	(832)
Income (loss) before income taxes		(15,201)	(33,196)	99,196	72,100
Income tax expense (benefit)		(4,157)	(9,290)	28,887	20,426
Net income (loss)		(11,044)	(23,906)	70,309	51,674
General Partner's interest in net income (loss)		(101)	(216)	637	468
Limited Partners' interest in net income (loss)		$ (10,943)	$ (23,690)	$ 69,672	$ 51,206
Basic and diluted income (loss) per Limited Partner Unit:	[2]	$ (0.31)	$ (0.67)	$ 1.66	$ 1.23
Weighted average number of Limited Partner units outstanding:
Weighted average number of Limited Partner units outstanding, Basic		35,274	35,603	35,470	35,725
Weighted average number of Limited Partner units outstanding, Diluted		35,274	35,603	35,470	35,725
Product
Sales:
Total sales		$ 249,001	$ 223,565	$ 1,292,849	$ 1,462,706
Installations and services
Sales:
Total sales		82,639	76,556	232,919	223,219
Cost of product
Cost and expenses:
Cost and expenses		174,285	169,097	867,017	1,054,457
Cost of installations and services
Cost and expenses:
Cost and expenses		$ 69,108	$ 66,596	$ 214,807	$ 211,450

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

[2] See Note 15 - Earnings Per Limited Partner Unit.