Leases - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($) ground_lease	Dec. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Operating lease, number of ground leases | ground_lease	1
Operating lease assets	$ 30,090	$ 29,470
Operating lease liabilities	$ 2,887	$ 2,186
Lessor, operating lease, weighted-average remaining lease term	6 years 4 months 24 days
Minimum
Lessee, Lease, Description [Line Items]
Lessee, operating lease, right-of-use asset, term of contract	57 years 9 months 18 days
Maximum
Lessee, Lease, Description [Line Items]
Lessee, operating lease, liability, term of contract	2 years 6 months