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Long-Term Debt (Tables)
3 Months Ended
Dec. 31, 2016
Debt Disclosure [Abstract]  
Long-term debt (in thousands)

    December 31,   September 30,
    2016   2016
Revolving credit (uncollateralized)   $ 6,665       6,807  
5.6% to 7.9% mortgage notes                
  due in installments through 2027     34,080       35,125  
      40,745       41,932  
Less portion due within one year     4,526       4,455  
    $ 36,219       37,477