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Business Segment Data - Additional Information (Detail) (USD $)
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12 Months Ended | ||
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Dec. 31, 2013
Segment
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Dec. 31, 2012
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Dec. 31, 2011
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| Segment Reporting Information [Line Items] | |||
| Number of operating segment | 4 | ||
| Income property operation percent of identifiable asset | 67.10% | 70.80% | |
| Income property operation percent of consolidated revenue | 49.60% | 52.10% | 59.20% |
| Golf operation description | Our golf operations consist of a single property located in the City of Daytona Beach, with two 18-hole championship golf courses | ||
| Prior period reclassification adjustment | $ 0 | ||
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Commercial Mortgage Loan [Member] | Atlanta [Member]
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| Segment Reporting Information [Line Items] | |||
| Number of commercial mortgage loan investment collateralized by a hotel property | 1 | ||