Quarterly report pursuant to Section 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
3 Months Ended 9 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Long-Term Debt [Abstract]        
Interest expense $ 2,127 $ 657 $ 5,715 $ 1,322
Interest capitalized 71 40 283 118
Total interest cost $ 2,198 $ 697 $ 5,998 $ 1,440