Commitments and Contingencies (Details) (USD $)	3 Months Ended					1 Months Ended			3 Months Ended	1 Months Ended	3 Months Ended
	Sep. 30, 2013	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2014 Mortgage and construction loan	Mar. 31, 2014 Capital improvement loan	Apr. 30, 2014 Capital improvement loan Subsequent event	Mar. 31, 2014 Loan investment with maximum proceeds of $40,000,000	Mar. 31, 2014 Other loans and lines of credit	Mar. 31, 2014 Owned Properties	Apr. 30, 2014 Owned Properties Subsequent event	Mar. 31, 2014 Owned Properties Capital Improvement commitments property	Mar. 31, 2014 Maximum Loan investment with maximum proceeds of $40,000,000	Mar. 31, 2014 Maximum Owned Properties Capital Improvement commitments
Commitments and Contingencies
Contingent liability paid	$ 7,000,000
Contingent liabilities			0
Non-cash interest expense		110,000
Outstanding commitments to develop, re-develop, renovate or expand properties									80,806,000
Amount Funded						344,000			13,117,000	2,438,000
Commitments funded					0		0		36,535,000
Remaining commitment						11,656,000			44,271,000	41,833,000
Commitments per year													5,000,000
Number of properties agreed to be funded for expansion											37
Loan commitment				10,600,000				2,750,000
Funded loan commitments				10,159,000				595,000
Remaining loan commitment				441,000				2,155,000
Mortgage loan commitment for capital improvements					12,000,000
Additional loan proceeds committed												$ 40,000,000