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Acquisitions and Dispositions (Sugarcane Land) (Details) |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
May. 01, 2015 USD ($) | Jun. 30, 2015 USD ($) | Jun. 30, 2014 USD ($) | Jun. 30, 2015 USD ($) | Jun. 30, 2014 USD ($) | Apr. 03, 2015 USD ($) | Nov. 21, 2014 USD ($) a | Sep. 30, 2014 USD ($)
Long Lived Assets Held-for-sale [Line Items] |  |  |  |  |  |  |  |
Sales price |  |  |  |  |  | $ 1,509,000 |  |
Gain (loss) on sale of real estate |  | $ (27,000) | $ 4,000 | $ 16,397,000 | $ 3,000 |  |  |
Deferred gain on sale of assets, net of current portion |  | $ 29,139,000 |  | 29,139,000 |  |  |  |
Property Subject to Operating Lease [Member] |  |  |  |  |  |  |  |
Long Lived Assets Held-for-sale [Line Items] |  |  |  |  |  |  |  |
Payment to Global Ag | $ 1,347,000 |  |  |  |  |  |  |
Hendry County Sugarcane Property [Member] |  |  |  |  |  |  |  |
Long Lived Assets Held-for-sale [Line Items] |  |  |  |  |  |  |  |
Acres held for sale | a |  |  |  |  |  |  | 36,000 |
Sales price |  |  |  |  |  |  | $ 97,900,000 |
Proceeds deposited with intermediary |  |  |  | 97,126,000 |  |  |  |
Realized gain on disposal |  |  |  | 42,753,000 |  |  |  |
Gain (loss) on sale of real estate |  |  |  | $ 13,613,000 |  |  |  |
Deferred gain on sale of assets, net of current portion |  |  |  |  |  |  | $ 29,140,000 |
Hendry County Sugarcane Property [Member] | Property Subject to Operating Lease [Member] |  |  |  |  |  |  |  |
Long Lived Assets Held-for-sale [Line Items] |  |  |  |  |  |  |  |
Acres held for sale | a |  |  |  |  |  |  | 30,600 |

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