CONDENSED CONSOLIDATED STATEMENT OF PARTNERS' CAPITAL - 9 months ended Jun. 30, 2018 - USD ($) shares in Thousands, $ in Thousands		Total		General Partner	Common Stock	Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Sep. 30, 2017		$ 306,068		$ (929)	$ 325,762	$ (18,765)
Beginning Balance, unit at Sep. 30, 2017				326	55,888
Net income		76,955		$ 445	$ 76,510
Unrealized gain on pension plan obligation		1,344	[1]			1,344
Tax effect of unrealized gain on pension plan		(422)				(422)
Unrealized loss on captive insurance collateral		(1,151)				(1,151)
Tax effect of unrealized loss on captive insurance collateral		242				242
Distributions		(19,139)		(499)	(18,640)
Retirement of units	[2]	(22,538)			$ (22,538)
Retirement of units, shares	[2]				(2,370)
Ending Balance at Jun. 30, 2018		$ 341,359		$ (983)	$ 361,094	$ (18,752)
Ending Balance, Unit at Jun. 30, 2018				326	53,518

[1] This item is included in the computation of net periodic pension cost.

[2] See Note 3 – Common Unit Repurchase and Retirement.