The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.

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+ Details

Investments in Partnerships - Dispositions (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gains (losses) on sales of investment real estate		$ 1,962	$ 0
Partnership Interest
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership percentage	25.00%		25.00%
Undeveloped Land Parcel Adjacent To Gloucester Premium Outlets
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gains (losses) on sales of investment real estate	$ 600
Undeveloped Land Parcel Adjacent To Gloucester Premium Outlets \| Partnership Interest
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from real estate and real estate joint ventures	3,800
Gains (losses) on sales of investment real estate	$ 2,300