ACCOUNTING POLICIES - Accounting for Historic and New Markets Tax Credits (Details)	Jun. 30, 2022 property
Real Estate
Number of Properties Held for Sale	1,300
Maximum of qualified investment potentially received as new market tax credit	39.00%
Amount of recapture per year historic tax credits are subject to one year after completion of project	20.00%
Amount of recapture new market tax credits are subject to until the end of the seventh year following the qualified investment	100.00%
Real estate properties that qualify for certain tax credits
Real Estate
Number of Properties Held for Sale	6

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

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

- Definition

Amount of recapture new market tax credits are subject to until the end of the seventh year following the qualified investment

+ References

No definition available.

+ Details

Name:	vtr_Amountofrecapturenewmarkettaxcreditsaresubjecttountiltheendoftheseventhyearfollowingthequalifiedinvestment
Namespace Prefix:	vtr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of recapture per year historic tax credits are subject to one year after completion of project

+ References

No definition available.

+ Details

Name:	vtr_Amountofrecaptureperyearhistorictaxcreditsaresubjecttooneyearaftercompletionofproject
Namespace Prefix:	vtr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Maximum of qualified investment potentially received as new market tax credit

+ References

No definition available.

+ Details

Name:	vtr_Maximumofqualifiedinvestmentpotentiallyreceivedasnewmarkettaxcredit
Namespace Prefix:	vtr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Details

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