Summary Of Significant Accounting (Details) (USD $)	12 Months Ended					0 Months Ended	1 Months Ended			12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2013 Insurance-related Assessments [Member]	Sep. 30, 2012 Insurance-related Assessments [Member]	Feb. 28, 2010 Construction Project [Member]	Mar. 31, 2009 Construction Project [Member]	Feb. 28, 2011 Construction Project [Member]	Mar. 31, 2010 Construction Project [Member]	Sep. 30, 2012 Commercial Real Estate [Member]	Sep. 30, 2011 Commercial Real Estate [Member]	Sep. 30, 2011 Internally Developed Software [Member]	Sep. 30, 2011 Enertech Investment [Member]	Sep. 30, 2011 Goodwill [Member]
Summary Of Significant Accounting Policies [Abstract]
Expense of debt issuance costs	$ 522	$ 568	$ 338
Unamortized Debt Issuance Expense	1,449	1,139
Summary Of Significant Accounting Policies [Line Items]
Impairment of Real Estate	200									688	143
Impairment of Long-Lived Assets to be Disposed of												3,551
Other Asset Impairment Charges													968
Goodwill, Impairment Loss														142
Increase (Decrease) in Long-term Receivables, Current							3,992
Allowance for Doubtful Accounts Receivable, Noncurrent	0	0						278	3,714
Litigation Settlement, Gross						2,850
Loss Contingency, Undiscounted Amount of Insurance-related Assessment Liability	5,306			5,306	6,864
Loss Contingency, Discounted Amount of Insurance-related Assessment Liability				$ 4,963	$ 5,228
LossContingencyAccrualInsuranceRelatedAssessmentDiscountRate				1.40%	0.60%