Other Assets, net - Other Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Notes receivable	$ 17,642	$ 23,500
Lease and interest receivables	2,266	3,021
Straight-line rent receivables	7,796	5,267
Prepaid assets	787	488
Deferred financing costs, net	533	693
Leasing commissions, net	990	875
Deferred tax asset	555	595
Above-market intangible assets, net	391	144
Right-of-use leased asset	380	139
Other	485	457
Other assets, net	$ 31,825	$ 35,179