Quarterly report pursuant to sections 13 or 15(d)

Long-Term Debt (Schedule of Interest Costs) (Details)

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Long-Term Debt (Schedule of Interest Costs) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Long-Term Debt [Abstract]        
Interest expense $ 290 $ 354 $ 968 $ 1,290
Interest capitalized 31 24 60 62
Total interest cost $ 321 $ 378 $ 1,028 $ 1,352