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Basis of Presentation and Significant Accounting Policies (Narrative) (Details) (USD $) | 1 Months Ended | 12 Months Ended |  | 0 Months Ended | 12 Months Ended
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Jan. 31, 2014 | Sep. 30, 2014 segments | May 26, 2011 Performance Shares [Member] | May 26, 2011 Performance Shares [Member] Named Executive Officers [Member] | Apr. 19, 2012 Performance Shares [Member] JD Alexander [Member] | Sep. 30, 2014 Citrus trees [Member] | Sep. 30, 2014 Restricted Stock [Member] | Sep. 30, 2014 Minimum [Member] | Sep. 30, 2014 Minimum [Member] Restricted Stock [Member] | Sep. 30, 2014 Maximum [Member] | Sep. 30, 2014 Maximum [Member] Restricted Stock [Member]
Basis of Presentation and Significant Accounting Policies [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of segments |  | 5 |  |  |  |  |  |  |  |  |
Real Estate |  |  |  |  |  |  |  |  |  |  |
Down payment as a percent of the sales price |  |  |  |  |  |  |  | 20.00% |  | 25.00% |
Property, Buildings and Equipment |  |  |  |  |  |  |  |  |  |  |
Estimated useful life |  |  |  |  |  | 25 years |  |  |  |  |
Cost capitalization period |  |  |  |  |  | 4 years |  |  |  |  |
Stock-based Compensation |  |  |  |  |  |  |  |  |  |  |
Number of shares authorized |  |  | 152,403 |  |  |  | 350,000 |  |  |  |
Vesting period |  |  |  |  |  |  |  |  | 1 year |  | 6 years
Shares issued to Directors |  |  |  |  |  |  | 24,161 |  |  |  |
Weighted average fair value of shares issued to Directors |  |  |  |  |  |  | $ 37.61 |  |  |  |
Shares eligible for grant |  |  |  |  |  |  | 311,053 |  |  |  |
Stock-based compensation expense related to the acceleration of vesting |  | $ 195,000 |  |  |  |  |  |  |  |  |
Shares issued to settle agreements |  |  |  | 58,610 | 93,793 |  |  |  |  |  |
Shares of treasury stock reissued, net of withholdings for income taxes and repurchase of treasury shares | 58,610 |  |  |  |  |  |  |  |  |  |

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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References No definition available. + Details
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