Dispositions and Impairment - Schedule of Properties Held for Sale (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Liabilities:
Liabilities held for sale	$ 179,052	$ 0
Disposal Group, Held-for-sale, Not Discontinued Operations
Assets:
Real estate, at cost	180,981
Real estate, intangible assets	5,361
Accumulated depreciation and amortization	(38,405)
Rent receivable - deferred	8,066
Other	3,207
Assets held for sale	159,210
Liabilities:
Mortgages and notes payable, net	177,784
Accounts payable and other liabilities	680
Accrued interest payable	322
Prepaid rent	266
Liabilities held for sale	$ 179,052

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