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Long-Term Debt (Tables) - Long-term debt (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Sep. 30, 2012
Debt Disclosure [Abstract]
5.6% to 8.6% mortgage notes due in installments through 2027	$ 61,093	$ 62,370
Less portion due within one year	5,327	5,239
Long-term debt	$ 55,766	$ 57,131

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Carrying amount of long-term debt, net of unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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