XML 58 R47.htm IDEA: XBRL DOCUMENT
v3.24.3

Note 5 - Other Revenues (Details Textual) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($)
Number of Skilled Nursing Ficilitiess | 80 |  | 80 |
Insurance Services Revenue | $ 818,000 | $ 989,000 | $ 2,506,000 | $ 2,920,000
Workers Compensation Revenue [Member] |  |  |  |
Insurance Services Revenue | 529,000 | 678,000 | 1,638,000 | 1,985,000
Professional Liability Insurance [Member] |  |  |  |
Insurance Services Revenue | $ 289,000 | 312,000 | $ 868,000 | 935,000
National [Member] |  |  |  |
Number of Skilled Nursing Ficilitiess | 5 |  | 5 |
Property Management Fee Revenue | $ 1,348,000 | $ 1,243,000 | $ 4,014,000 | $ 3,968,000
FLORIDA |  |  |  |
Number of Skilled Nursing Ficilitiess | 4 |  | 4 |

X
- Definition Number of skilled nursing centers operated or managed as of the balance sheet date. + References No definition available. + Details
Name: | nhc_NumberOfSkilledNursingCenters
Namespace Prefix: | nhc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Revenue from insurance services, including net premiums earned, gain on sale of insurance block, agency management fees and insurance contract fees and commissions. + References No definition available. + Details
Name: | us-gaap_InsuranceServicesRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of revenue derived from managing real estate properties. + References No definition available. + Details
Name: | us-gaap_PropertyManagementFeeRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=nhc_WorkersCompensationRevenueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_ProfessionalLiabilityInsuranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HealthCareOrganizationRevenueSourcesAxis=nhc_NationalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_FL
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |