Real Estate Activity Acquisitions and Dispositions (Details) $ in Thousands	3 Months Ended
Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)
Property Sales [Abstract]
Number of properties sold	3	3
Proceeds from sale of real estate	$ 17,447	$ 35,755
Gains on sales of properties, net	(826)	7,399
Impairment of Real Estate Assets [Abstract]
Impairment charge of real estate	$ 0	$ 13,717
Acquisitions [Abstract]
Number of Land Parcels Purchased	2
Number of real estate acquisitions, excluding those from business combinations		0
Payments to Acquire Land	$ 4,300

Number of undeveloped land parcels purchased.

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The number of real estate acquisitions by the entity during the period, excluding real estate acquired as part of a business combination.

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Number of real estate dispositions

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

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The charge against earnings in the period to reduce the carrying amount of real property to fair value.

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The cash outflow from the acquisition of real estate intended to generate income for the owner; excludes land acquired for use by the owner.

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Cash received for the sale of real estate that is not part of an investing activity during the current period.

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