Business Segment Data - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013 Segment	Dec. 31, 2012	Dec. 31, 2011
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
Commercial Mortgage Loan [Member] | Atlanta [Member]
Segment Reporting Information [Line Items]
Number of commercial mortgage loan investment collateralized by a hotel property	1