Investments in Unconsolidated Real Estate Joint Ventures (Narrative) (Details) (USD $)	1 Months Ended			12 Months Ended			1 Months Ended
	Dec. 31, 2014 property	Sep. 30, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Oct. 31, 2013	Mar. 31, 2013 property	Apr. 30, 2014	Jul. 31, 2014 sqft acre	Jun. 30, 2014
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated real estate joint ventures	$ 16,065,000		$ 1,354,000	$ 16,065,000	$ 1,354,000
Number Of Apartments Units	354
Percent of proceeds from joint venture entitlement	26.30%
Internal rate of return, threshold	18.00%
Percent of proceeds from joint venture after internal rate of return, threshold	18.80%
Preferred membership interest	9.00%
Equity interest in real estate joint venture	34.00%			34.00%
Net gains on the sales of assets				5,527,000	6,728,000	6,687,000
Purchase of property				1,404,000	265,000	823,000
Gain on sale of land				4,677,000	4,155,000	788,000
Additional joint venture contributions		2,300,000
Joint venture advances		2,300,000
Property contributed to the joint venture excluded certain residential development entitlements			1,200,000
BBX Capital [Member]
Schedule of Equity Method Investments [Line Items]
Investment in joint venture							500,000
Altis at Kendall Square, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated real estate joint ventures	1,264,000		1,300,000	1,264,000	1,300,000			1,300,000
Number Of Apartments Units								321
Percent of proceeds from joint venture entitlement								13.00%
Internal rate of return, threshold								15.00%
Percent of proceeds from joint venture after internal rate of return, threshold								9.75%
Altis at Lakeline - Austin Investors LLC [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated real estate joint ventures	5,000,000			5,000,000
New Urban/BBX Development, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated real estate joint ventures	996,000		54,000	996,000	54,000
Percent of proceeds from joint venture entitlement									8.00%
Area of Real Estate Property			2		2
Number of single family homes			30
Equity interest in real estate joint venture			50.00%		50.00%
Individual Contribution To Joint Venture									692,000
Cash									1,800,000
Sales price									3,600,000
Selling expense									200,000
Membership interest in the form of development and property management fees				50.00%
Investment in company, promissory note									1,600,000
Carrying value of land	1,100,000			1,100,000
Net gains on the sales of assets	188,000
Recorded deferred gain	1,100,000			1,100,000
Sunrise and Bayview Partners, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated real estate joint ventures	1,723,000			1,723,000
Area of Real Estate Property										3
Equity interest in real estate joint venture										50.00%
Investment in joint venture										8,000,000	1,800,000
Percent guaranteed on the outstanding balance of the loan											50.00%
Membership interest in the form of development and property management fees										50.00%
Investment in company, promissory note										5,000,000
Joint venture advances										5,000,000
PGA Design Center Holdings, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated real estate joint ventures	1,991,000			1,991,000
Area of Real Estate Property			145,000		145,000
Preferred membership interest				60.00%
Number of buildings			3
Purchase of property			6,100,000
Sale of commercial property to the joint venture			2,900,000
Percent of commercial property sold into joint venture			40.00%
Hialeah Communities, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Investments in unconsolidated real estate joint ventures	5,091,000			5,091,000
Percent of proceeds from joint venture entitlement										9.00%
Shares distributions, percent										45.00%
Area of Real Estate Property										50
Number of single family homes										394
Individual Contribution To Joint Venture										4,900,000
Investment in joint venture										15,600,000
Cash										2,200,000
Investment in company, promissory note										8,300,000
Percent of initial contribution of capital to joint venture										57.00%
Recorded deferred gain										1,600,000
Joint Venture Adjustment	2,100,000			2,100,000
Additional joint venture contributions		1,800,000
Hialeah Communities, LLC [Member] | BBX Capital [Member]
Schedule of Equity Method Investments [Line Items]
Investment in company, promissory note	8,200,000			8,200,000
Bonterra – CC Devco Homes [Member]
Schedule of Equity Method Investments [Line Items]
Managers percent of proceeds from joint venture entitlement				55.00%
Shares distributions, percent										55.00%
Membership interest in the form of development and property management fees				43.00%
Purchase of property		900,000
Additional joint venture contributions		$ 1,400,000