Pending Merger with Healthcare Trust of America (Details) $ in Millions	Feb. 28, 2022 USD ($)
Healthcare Trust Of America, Inc
Business Acquisition [Line Items]
Business Acquisition, Transaction Costs	$ 6.1

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_BusinessAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration