Real Estate ((Impairments) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) Property	Mar. 31, 2021 USD ($) Property
Lessor, Lease, Description [Line Items]
Impairment of Real Estate | $	$ 1,632	$ 2,131
Number of Properties:
Vacant	3	6
Occupied	2	1
Minimum
Lessor, Lease, Description [Line Items]
Initial lease term	10 years
Maximum
Lessor, Lease, Description [Line Items]
Initial lease term	20 years