Identified Intangible Assets, Net (Details) - Acquired in-place leases - USD ($)	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Gross value of leases	$ 17,300,000		$ 17,300,000
Acquired in-place leases, accumulated amortization	17,300,000		17,300,000
Amortization expense	0	$ 0
Intangible assets	$ 0		$ 0