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Real Estate Joint Ventures - Summarized financial information by unconsolidated JV (Details) $ in Thousands		1 Months Ended	11 Months Ended	12 Months Ended
	Jan. 14, 2019 USD ($)	Nov. 30, 2018 USD ($)	Nov. 30, 2018	Dec. 31, 2019 USD ($) home	Dec. 31, 2018 USD ($)	Apr. 30, 2018 item
Investments
Notes receivable				$ 3,252	$ 2,265
Latitude Margaritaville Watersound JV
Investments
Number of units to be developed and constructed \| home				3,500
Variable interest entity, ownership percentage				50.00%
Average amount of land contribution returned upon each home sale				$ 10
Summarized financial information - Balance Sheets:
Investment in real estate				1,116
Cash and cash equivalents				525
Total assets				1,641
Other liabilities				58
Equity				1,583
Total liabilities and equity				1,641
Summarized financial information - Statement of Operations:
Total expenses				142
Net loss				142
Pier Park TPS JV
Investments
Number of units to be developed and constructed \| item						124
Value of land contributed	$ 1,700
Cash contributed				200
Mitigation bank credits contributed				$ 100
Investment in unconsolidated joint venture					$ 1,100
Ownership percentage				50.00%	50.00%
Summarized financial information - Balance Sheets:
Investment in real estate				$ 14,775	$ 285
Cash and cash equivalents				51	64
Other assets				12
Total assets				14,838	349
Debt, net				6,480
Other liabilities				2,193	3
Equity				6,165	346
Total liabilities and equity				14,838	349
Summarized financial information - Statement of Operations:
Total expenses				13
Net loss				13
Busy Bee JV (SJBB, LLC)
Investments
Value of land contributed				1,400
Notes receivable				200
Investment in unconsolidated joint venture				$ 1,200
Ownership percentage				50.00%
Summarized financial information - Balance Sheets:
Investment in real estate				$ 3,886
Cash and cash equivalents				36
Other assets				28
Total assets				3,950
Debt, net				1,349
Other liabilities				181
Equity				2,420
Total liabilities and equity				3,950
Summarized financial information - Statement of Operations:
Net loss				$ 0
ALP
Investments
Variable interest entity, ownership percentage			23.90%
Distributions from termination of unconsolidated joint venture		$ 2,200			$ 2,200