Condensed Consolidated Statement Of Partners' Capital (USD $) In Thousands		Total	Common Stock	General Partner	Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Sep. 30, 2013		$ 259,281	$ 282,289	$ 3	$ (23,011)
Beginning Balance, unit at Sep. 30, 2013			57,718	326
Net income		61,912	61,563	349
Unrealized gain on pension plan obligation	[1]	1,584			1,584
Tax effect of unrealized gain on pension plan		(649)			(649)
Distributions		(14,737)	(14,511)	(226)
Retirement of units, shares	[2]		(250)
Retirement of units	[2]	(1,300)	(1,300)
Ending Balance at Jun. 30, 2014		$ 306,091	$ 328,041	$ 126	$ (22,076)
Ending Balance, Unit at Jun. 30, 2014			57,468	326

[1] These items are included in the computation of net periodic pension cost. See Note 10 - Employee Benefit Plan.

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