Leases - Covid Rent Deferrals (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Lessor, Lease, Description [Line Items]
Rent deferred amount	$ 0
Medical Office
Lessor, Lease, Description [Line Items]
Rent deferred amount		$ 6,000,000
Life Science
Lessor, Lease, Description [Line Items]
Rent deferred amount		$ 1,000,000