CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands		12 Months Ended
		Sep. 30, 2021		Sep. 30, 2020		Sep. 30, 2019
Sales:
Total sales		$ 1,497,086		$ 1,467,458		$ 1,753,872
Cost and expenses:
(Increase) decrease in the fair value of derivative instruments	[1]	(36,138)		2,755		25,113
Delivery and branch expenses		327,910		323,373		369,033
Depreciation and amortization expenses		33,485		34,623		32,901
General and administrative expenses		25,096		25,072		28,414
Finance charge income		(2,899)		(3,771)		(5,105)
Operating income		130,200		92,968		37,350
Interest expense, net		(7,816)		(9,702)		(11,164)
Amortization of debt issuance costs		(972)		(999)		(1,032)
Other loss, net		0		(5,724)		0
Income before income taxes		121,412		76,543		25,154
Income tax expense		33,675		20,625		7,517
Net income		87,737		55,918		17,637
General Partner’s interest in net income		689		377		95
Limited Partners’ interest in net income		$ 87,048		$ 55,541		$ 17,542
Basic and diluted income per Limited Partner Unit:	[2]	$ 1.82	[3]	$ 1.07	[3]	$ 0.35
Weighted average number of Limited Partner units outstanding:
Basic and Diluted		40,553		45,656		50,814
Product
Sales:
Total sales		$ 1,204,319		$ 1,186,026		$ 1,466,045
Installations and services
Sales:
Total sales		292,767		281,432		287,827
Cost of product
Cost and expenses:
Cost and expenses		754,622		738,714		998,559
Cost of installations and services
Cost and expenses:
Cost and expenses		$ 264,810		$ 253,724		$ 267,607

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

[2] See Note 19 - Earnings Per Limited Partner Units.

[3] The sum of the quarters do not add-up to the total due to the weighting of Limited Partner Units outstanding, rounding or the theoretical effects of FASB ASC 260-10-45-60 to Master Limited Partners earnings per unit.