Leases - Schedule of Rent Collections (Details) - COVID-19	Sep. 30, 2020	Jun. 30, 2020
Core | Second Quarter 2020
Operating Leased Assets [Line Items]
Percentage of rent collections	74.00%	71.00%
Core | Third Quarter 2020
Operating Leased Assets [Line Items]
Percentage of rent collections	85.00%
Opportunity Funds | Second Quarter 2020
Operating Leased Assets [Line Items]
Percentage of rent collections	65.00%	62.00%
Opportunity Funds | Third Quarter 2020
Operating Leased Assets [Line Items]
Percentage of rent collections	77.00%