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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 $ 522,000 $ 568,000 $ 338,000                      
Unamortized Debt Issuance Expense 1,449,000 1,139,000                        
Summary Of Significant Accounting Policies [Line Items]                            
Impairment of Real Estate 200,000                 688,000 143,000      
Impairment of Long-Lived Assets to be Disposed of                       3,551,000    
Other Asset Impairment Charges                         968,000  
Goodwill, Impairment Loss                           142,000
Increase (Decrease) in Long-term Receivables, Current             3,992,000              
Allowance for Doubtful Accounts Receivable, Noncurrent 0 0           278,000 3,714,000          
Litigation Settlement, Gross           2,850,000                
Loss Contingency, Undiscounted Amount of Insurance-related Assessment Liability 5,306,000     5,306,000 6,864,000                  
Loss Contingency, Discounted Amount of Insurance-related Assessment Liability       $ 4,963,000 $ 5,228,000                  
LossContingencyAccrualInsuranceRelatedAssessmentDiscountRate       1.40% 0.60%