XML 82 R65.htm IDEA: XBRL DOCUMENT v3.25.0.1

Investment Activity (Rent Concessions) (Details) - Lease Payment Deferral and Abatement - COVID-19 $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($)
Real Estate [Line Items]
Pandemic deferrals	$ 9.3
Bickford
Real Estate [Line Items]
Pandemic deferrals	$ 4.0

X

- Definition

Operating Lease, Pandemic Deferrals

+ References

No definition available.

+ Details

Name:	nhi_OperatingLeasePandemicDeferrals
Namespace Prefix:	nhi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 976
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477332/976-310-50-1

+ Details

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

X

- Details

Name:	nhi_LeaseConcessionsAxis=nhi_LeasePaymentDeferralAndAbatementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_UnusualOrInfrequentItemAxis=nhi_COVID19Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=nhi_BickfordSeniorLivingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: