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Long-term debt (Tables)
9 Months Ended
Jun. 30, 2012
Notes to Financial Statements  
Long-term debt
Long-term debt (in thousands)  June 30, September 30,
  2012 2011
5.6% to 8.6% mortgage notes    
  due in installments through 2027  $    63,626       67,272
Less portion due within one year        5,152        4,902
 $    58,474       62,370