Real Estate Acquisitions and Dispositions - Additional Information (Details)	Jun. 30, 2020 ApartmentUnit
Real Estate [Abstract]
Number of dispose of any apartment communities, land parcels or commercial properties	0

The number of units in a real estate property owned as of the balance sheet date.

No definition available.

Name:	us-gaap_NumberOfUnitsInRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant