The number of real estate properties owned as of the balance sheet date.

No definition available.

Name:	us-gaap_NumberOfRealEstateProperties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8672-108599

+ Details

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_RealEstatePropertiesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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- Definition

Concentration Risk, Largest Tenants

+ References

No definition available.

+ Details

Name:	vtr_ConcentrationRiskNumberofTenants
Namespace Prefix:	vtr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of independent third party managed properties include joint venture properties

+ References

No definition available.

+ Details

Name:	vtr_Numberofindependentthirdpartymanagedpropertiesincludejointventureproperties
Namespace Prefix:	vtr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=vtr_OfficeoperationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	vtr_PropertySubjectToOperatingLeaseByLessorAxis=vtr_BrookdaleSeniorLivingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	vtr_PropertySubjectToOperatingLeaseByLessorAxis=vtr_ArdentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	vtr_PropertySubjectToOperatingLeaseByLessorAxis=vtr_KindredMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=vtr_TripleNetLeasedPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=vtr_SeniorsHousingCommunitiesMember
Namespace Prefix:
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DESCRIPTION OF BUSINESS (Details)	12 Months Ended
DESCRIPTION OF BUSINESS (Details)	Dec. 31, 2022 segment tenant property	Dec. 31, 2021 segment	Dec. 31, 2020 segment
Real estate properties
Number of reportable segments \| segment	3	3	3
Number of real estate properties	1,300
Office operations
Real estate properties
Number of real estate properties	376
Brookdale Senior Living
Real estate properties
Number of real estate properties	121
Concentration risk, number of tenants \| tenant	3
Ardent
Real estate properties
Number of real estate properties	30
Kindred
Real estate properties
Number of real estate properties	29
Triple-net leased properties
Real estate properties
Number of real estate properties	326
Senior Housing
Real estate properties
Number of independent third party managed properties	553