Organization	12 Months Ended
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization	OrganizationDiversified Healthcare Trust is a real estate investment trust, or REIT, organized under Maryland law, which owns medical office and life science properties, senior living communities and other healthcare related properties throughout the United States. As of December 31, 2020, we owned 397 properties located in 36 states and Washington, D.C. On that date, the gross book value of our real estate assets was $7,410,730.

The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-URI http://asc.fasb.org/topic&trid=2122149

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-URI http://asc.fasb.org/topic&trid=2197479

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