Lease Accounting - Additional Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Aug. 31, 2019
Lessee, Lease, Description [Line Items]
Receivable deemed uncollectable	$ 352
Outstanding rent receivable	1,231	$ 1,100
Lease execution costs	$ 163
Remaining lease term	44 years
Renewal term	54 years
Sublease income	$ 2,823
Minimum
Lessee, Lease, Description [Line Items]
Renewal term	5 years
Maximum
Lessee, Lease, Description [Line Items]
Renewal term	10 years