Dispositions and Impairment (Details)	3 Months Ended
	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($) building
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from the sale of real estate		$ 1,200,000
Gain (loss) on sale of real estate, net	$ 1,991,000	$ (37,000)
Number of assets disposed | building		3
Impairment	0	$ 0
Land in Miami, Florida
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from the sale of real estate	7,600,000
Gain (loss) on sale of real estate, net	$ 2,000,000.0