Document and Entity Information
Document and Entity Information Document - USD ($) $ in Thousands | 12 Months Ended | |
Dec. 31, 2022 | Feb. 13, 2023 | |
Document And Entity Information [Abstract] | ||
Entity Central Index Key | 0000877860 | |
Document Type | 10-K/A | |
Document Period End Date | Dec. 31, 2022 | |
Entity Registrant Name | National Health Investors Inc | |
Entity Incorporation, State or Country Code | MD | |
Entity File Number | 001-10822 | |
Entity Tax Identification Number | 62-1470956 | |
Entity Address, Address Line One | 222 Robert Rose Drive | |
Entity Address, City or Town | Murfreesboro | |
Entity Address, State or Province | TN | |
Entity Address, Postal Zip Code | 37129 | |
City Area Code | (615) | |
Local Phone Number | 890-9100 | |
Title of 12(b) Security | Common Stock, $0.01 par value | |
Trading Symbol | NHI | |
Security Exchange Name | NYSE | |
Entity Emerging Growth Company | false | |
Amendment Flag | false | |
Document Fiscal Year Focus | 2022 | |
Entity Voluntary Filers | No | |
Entity Current Reporting Status | Yes | |
Entity Interactive Data Current | Yes | |
Entity Filer Category | Large Accelerated Filer | |
Entity Small Business | false | |
Entity Shell Company | false | |
Entity Public Float | $ 2,581,065 | |
Entity Common Stock, Shares Outstanding | 43,388,742 | |
ICFR Auditor Attestation Flag | true | |
Document Transition Report | false | |
Entity Well-known Seasoned Issuer | Yes | |
Document Annual Report | true | |
Current Fiscal Year End Date | --12-31 | |
Document Fiscal Period Focus | FY | |
Auditor Name | BDO USA, LLP | |
Auditor Location | Nashville, TN | |
Auditor Firm ID | 243 |