$NHI
National Health Investors Inc Stock $nhi

$nhi Overview Financials Valuation SEC Filings Company Website

2020 Q3 Form 10-Q Financial Statement

#000087786020000100 Filed on November 09, 2020

Income Statement

Concept	2020 Q3	2019 Q4	2019 Q3
Revenue	$84.30M	$82.20M	$81.68M
YoY Change	3.21%	11.08%	9.03%
Cost Of Revenue	$4.190M	$1.590M	$1.610M
YoY Change	160.25%
Gross Profit	$80.11M	$80.60M	$80.07M
YoY Change	0.05%
Gross Profit Margin	95.03%	98.06%	98.03%
Selling, General & Admin	$3.190M	$3.820M	$2.960M
YoY Change	7.77%	39.93%	-13.2%
% of Gross Profit	3.98%	4.74%	3.7%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$20.84M	$19.60M	$19.70M
YoY Change	5.79%	8.89%	8.49%
% of Gross Profit	26.01%	24.32%	24.6%
Operating Expenses	$40.91M	$23.51M	$38.93M
YoY Change	5.1%	13.08%	14.71%
Operating Profit	$39.20M	$57.09M	$42.76M
YoY Change	-8.32%		4.33%
Interest Expense	$12.89M	-$14.30M	$14.66M
YoY Change	-12.07%	11.28%	18.48%
% of Operating Profit	32.89%	-25.05%	34.29%
Other Income/Expense, Net
YoY Change
Pretax Income	$42.66M	$42.04M	$42.76M
YoY Change	-0.23%	13.38%	4.34%
Income Tax
% Of Pretax Income
Net Earnings	$42.60M	$42.04M	$42.76M
YoY Change	-0.38%	13.37%	4.34%
Net Earnings / Revenue	50.53%	51.15%	52.35%
Basic Earnings Per Share	$0.95	$0.95	$0.98
Diluted Earnings Per Share	$0.95	$0.95	$0.97
COMMON SHARES
Basic Shares Outstanding	44.66M shares	44.11M shares	43.51M shares
Diluted Shares Outstanding	44.66M shares	44.33M shares	43.86M shares

Balance Sheet

Concept	2020 Q3	2019 Q4	2019 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$42.20M	$5.200M	$5.900M
YoY Change	615.25%	10.64%	126.92%
Cash & Equivalents	$42.20M	$5.215M	$5.882M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables		$3.212M	$3.100M
Other Receivables		$86.10M	$82.60M
Total Short-Term Assets	$134.6M	$94.50M	$91.60M
YoY Change	46.94%	-19.02%	-28.72%
LONG-TERM ASSETS
Property, Plant & Equipment	$2.688B	$2.560B	$2.565B
YoY Change	4.78%	8.18%	8.07%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$1.143M	$0.00
YoY Change
Other Assets	$8.900M	$28.90M	$28.80M
YoY Change	-69.1%	445.28%	487.76%
Total Long-Term Assets	$3.005B	$2.948B	$2.928B
YoY Change	2.63%	11.92%	15.15%
TOTAL ASSETS
Total Short-Term Assets	$134.6M	$94.50M	$91.60M
Total Long-Term Assets	$3.005B	$2.948B	$2.928B
Total Assets	$3.139B	$3.042B	$3.019B
YoY Change	3.97%	10.6%	13.04%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$32.10M	$26.30M	$27.40M
YoY Change	17.15%	32.16%	45.74%
Accrued Expenses			$1.200M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$92.10M	$83.80M	$85.40M
YoY Change	7.85%	14.48%	3.77%
LONG-TERM LIABILITIES
Long-Term Debt	$1.529B	$1.441B	$1.449B
YoY Change	5.49%	12.39%	18.79%
Other Long-Term Liabilities	$14.20M	$19.80M	$21.60M
YoY Change	-34.26%	230.0%	315.38%
Total Long-Term Liabilities	$1.543B	$1.460B	$1.471B
YoY Change	4.91%	13.4%	20.05%
TOTAL LIABILITIES
Total Short-Term Liabilities	$92.10M	$83.80M	$85.40M
Total Long-Term Liabilities	$1.543B	$1.460B	$1.471B
Total Liabilities	$1.635B	$1.544B	$1.556B
YoY Change	5.07%	13.46%	19.02%
SHAREHOLDERS EQUITY
Retained Earnings
YoY Change
Common Stock	$1.511B	$1.506B	$1.468B
YoY Change	2.97%	9.93%	9.76%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.493B	$1.498B	$1.462B
YoY Change
Total Liabilities & Shareholders Equity	$3.139B	$3.042B	$3.019B
YoY Change	3.97%	10.6%	13.04%

Cashflow Statement

Concept	2020 Q3	2019 Q4	2019 Q3
OPERATING ACTIVITIES
Net Income	$42.60M	$42.04M	$42.76M
YoY Change	-0.38%	13.37%	4.34%
Depreciation, Depletion And Amortization	$20.84M	$19.60M	$19.70M
YoY Change	5.79%	8.89%	8.49%
Cash From Operating Activities	$59.70M	$56.20M	$57.90M
YoY Change	3.11%	8.29%	6.83%
INVESTING ACTIVITIES
Capital Expenditures	-$8.100M	-$10.00M	-$8.600M
YoY Change	-5.81%	354.55%
Acquisitions
YoY Change
Other Investing Activities	$4.800M	-$27.60M	-$28.30M
YoY Change	-116.96%	-72.01%	229.07%
Cash From Investing Activities	-$3.300M	-$37.60M	-$36.90M
YoY Change	-91.06%	-62.7%	329.07%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-70.80M	-19.20M	-21.20M
YoY Change	233.96%	-137.5%	-53.91%
NET CHANGE
Cash From Operating Activities	59.70M	56.20M	57.90M
Cash From Investing Activities	-3.300M	-37.60M	-36.90M
Cash From Financing Activities	-70.80M	-19.20M	-21.20M
Net Change In Cash	-14.40M	-600.0K	-200.0K
YoY Change	7100.0%	-126.09%	-50.0%
FREE CASH FLOW
Cash From Operating Activities	$59.70M	$56.20M	$57.90M
Capital Expenditures	-$8.100M	-$10.00M	-$8.600M
Free Cash Flow	$67.80M	$66.20M	$66.50M
YoY Change	1.95%	22.37%	22.69%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
	dei	Entity Central Index Key EntityCentralIndexKey	0000877860
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2020Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2020Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2020Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	44729157	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	44587486	shares
CY2020Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	44729157	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	44587486	shares
CY2020Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.1025
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.1025
CY2019Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.05
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.05
	dei	Document Type DocumentType	10-Q
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	62-1470956
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-10822
	dei	Entity Registrant Name EntityRegistrantName	National Health Investors Inc
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
	dei	Entity Address Address Line1 EntityAddressAddressLine1	222 Robert Rose Drive
	dei	Entity Address City Or Town EntityAddressCityOrTown	Murfreesboro
	dei	Entity Address State Or Province EntityAddressStateOrProvince	TN
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	37129
	dei	City Area Code CityAreaCode	(615)
	dei	Local Phone Number LocalPhoneNumber	890-9100
	dei	Security12b Title Security12bTitle	Common Stock, $0.01 par value
	dei	Trading Symbol TradingSymbol	NHI
	dei	Security Exchange Name SecurityExchangeName	NYSE
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2020Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	44729157	shares
CY2020Q3	us-gaap	Land Land	220423000	USD
CY2019Q4	us-gaap	Land Land	213617000	USD
CY2020Q3	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	3041613000	USD
CY2019Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	2836673000	USD
CY2020Q3	us-gaap	Construction In Progress Gross ConstructionInProgressGross	2528000	USD
CY2019Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	24556000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3264564000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3074846000	USD
CY2020Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	576605000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	514453000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2687959000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2560393000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	4907000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	0	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	287282000	USD
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CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	42198000	USD
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CY2020Q3	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	92418000	USD
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CY2020Q3	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	0	USD
CY2019Q4	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	18420000	USD
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CY2020Q3	us-gaap	Other Assets OtherAssets	29416000	USD
CY2019Q4	us-gaap	Other Assets OtherAssets	32020000	USD
CY2020Q3	us-gaap	Assets Assets	3139273000	USD
CY2019Q4	us-gaap	Assets Assets	3042235000	USD
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CY2020Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	49314000	USD
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CY2020Q3	us-gaap	Security Deposit Liability SecurityDepositLiability	10638000	USD
CY2019Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	10638000	USD
CY2020Q3	us-gaap	Deferred Revenue DeferredRevenue	14207000	USD
CY2019Q4	us-gaap	Deferred Revenue DeferredRevenue	19750000	USD
CY2020Q3	us-gaap	Liabilities Liabilities	1635271000	USD
CY2019Q4	us-gaap	Liabilities Liabilities	1543983000	USD
CY2020Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2019Q4	us-gaap	Common Stock Value CommonStockValue	446000	USD
CY2020Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1510804000	USD
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CY2020Q3	us-gaap	Cumulative Earnings Deficit CumulativeEarningsDeficit	-9337000	USD
CY2019Q4	us-gaap	Cumulative Earnings Deficit CumulativeEarningsDeficit	-5331000	USD
CY2020Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-8865000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-3432000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	1493049000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1497631000	USD
CY2020Q3	us-gaap	Minority Interest MinorityInterest	10953000	USD
CY2019Q4	us-gaap	Minority Interest MinorityInterest	621000	USD
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1504002000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1498252000	USD
CY2020Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3139273000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3042235000	USD
CY2020Q3	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	77821000	USD
CY2019Q3	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	75247000	USD
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	232266000	USD
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	218777000	USD
CY2020Q3	us-gaap	Interest Income Operating InterestIncomeOperating	6480000	USD
CY2019Q3	us-gaap	Interest Income Operating InterestIncomeOperating	6435000	USD
	us-gaap	Interest Income Operating InterestIncomeOperating	19306000	USD
	us-gaap	Interest Income Operating InterestIncomeOperating	17109000	USD
CY2020Q3	us-gaap	Revenues Revenues	84301000	USD
CY2019Q3	us-gaap	Revenues Revenues	81682000	USD
	us-gaap	Revenues Revenues	251572000	USD
	us-gaap	Revenues Revenues	235886000	USD
CY2020Q3	us-gaap	Depreciation Depreciation	20836000	USD
CY2019Q3	us-gaap	Depreciation Depreciation	19695000	USD
	us-gaap	Depreciation Depreciation	62126000	USD
	us-gaap	Depreciation Depreciation	57206000	USD
CY2020Q3	us-gaap	Interest Expense InterestExpense	12892000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	14661000	USD
	us-gaap	Interest Expense InterestExpense	40589000	USD
	us-gaap	Interest Expense InterestExpense	41925000	USD
CY2020Q3	us-gaap	Legal Fees LegalFees	241000	USD
CY2019Q3	us-gaap	Legal Fees LegalFees	40000	USD
	us-gaap	Legal Fees LegalFees	826000	USD
	us-gaap	Legal Fees LegalFees	409000	USD
CY2020Q3	nhi	Franchise Excise And Other Taxes FranchiseExciseAndOtherTaxes	164000	USD
CY2019Q3	nhi	Franchise Excise And Other Taxes FranchiseExciseAndOtherTaxes	121000	USD
	nhi	Franchise Excise And Other Taxes FranchiseExciseAndOtherTaxes	553000	USD
	nhi	Franchise Excise And Other Taxes FranchiseExciseAndOtherTaxes	1441000	USD
CY2020Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2785000	USD
CY2019Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2802000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	10127000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	9787000	USD
CY2020Q3	nhi	Lessor Property Costs Paid From Tenant Escrow LessorPropertyCostsPaidFromTenantEscrow	4187000	USD
CY2019Q3	nhi	Lessor Property Costs Paid From Tenant Escrow LessorPropertyCostsPaidFromTenantEscrow	1608000	USD
	nhi	Lessor Property Costs Paid From Tenant Escrow LessorPropertyCostsPaidFromTenantEscrow	7190000	USD
	nhi	Lessor Property Costs Paid From Tenant Escrow LessorPropertyCostsPaidFromTenantEscrow	4205000	USD
CY2020Q3	nhi	Loanand Lease Lossesand Recoveries Net LoanandLeaseLossesandRecoveriesNet	-193000	USD
CY2019Q3	nhi	Loanand Lease Lossesand Recoveries Net LoanandLeaseLossesandRecoveriesNet	0	USD
	nhi	Loanand Lease Lossesand Recoveries Net LoanandLeaseLossesandRecoveriesNet	1002000	USD
	nhi	Loanand Lease Lossesand Recoveries Net LoanandLeaseLossesandRecoveriesNet	2500000	USD
CY2020Q3	us-gaap	Operating Expenses OperatingExpenses	40912000	USD
CY2019Q3	us-gaap	Operating Expenses OperatingExpenses	38927000	USD
	us-gaap	Operating Expenses OperatingExpenses	122413000	USD
	us-gaap	Operating Expenses OperatingExpenses	117473000	USD
CY2020Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-728000	USD
CY2019Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-2018000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2020Q3	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	0	USD
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CY2020Q3	us-gaap	Profit Loss ProfitLoss	42661000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	42755000	USD
	us-gaap	Profit Loss ProfitLoss	148148000	USD
	us-gaap	Profit Loss ProfitLoss	118413000	USD
CY2020Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	66000	USD
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	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	162000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-4000	USD
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	us-gaap	Net Income Loss NetIncomeLoss	147986000	USD
	us-gaap	Net Income Loss NetIncomeLoss	118417000	USD
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	44661650	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43505332	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	44641748	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43187847	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	44662403	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43861089	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	44643514	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43494714	shares
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.95
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.98
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.31
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.74
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.95
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.97
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.31
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.72
CY2020Q3	us-gaap	Profit Loss ProfitLoss	42661000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	42755000	USD
	us-gaap	Profit Loss ProfitLoss	148148000	USD
	us-gaap	Profit Loss ProfitLoss	118413000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	92000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-960000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-9966000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-5077000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-1778000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	390000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-4533000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	1031000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1870000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-1350000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5433000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-6108000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	44531000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	41405000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	142715000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	112305000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	66000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-3000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	162000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-4000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	44465000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	41408000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	142553000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	112309000	USD
	us-gaap	Profit Loss ProfitLoss	148148000	USD
	us-gaap	Profit Loss ProfitLoss	118413000	USD
	us-gaap	Depreciation Depreciation	62126000	USD
	us-gaap	Depreciation Depreciation	57206000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	3775000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	3664000	USD
	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	581000	USD
	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	365000	USD
	us-gaap	Amortization Of Lease Incentives AmortizationOfLeaseIncentives	735000	USD
	us-gaap	Amortization Of Lease Incentives AmortizationOfLeaseIncentives	607000	USD
	us-gaap	Straight Line Rent StraightLineRent	15481000	USD
	us-gaap	Straight Line Rent StraightLineRent	16255000	USD
	us-gaap	Other Noncash Income OtherNoncashIncome	2865000	USD
	us-gaap	Other Noncash Income OtherNoncashIncome	1509000	USD
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	21007000	USD
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	0	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-2018000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
	nhi	Loanand Lease Lossesand Recoveries Net LoanandLeaseLossesandRecoveriesNet	1002000	USD
	nhi	Loanand Lease Lossesand Recoveries Net LoanandLeaseLossesandRecoveriesNet	2500000	USD
	nhi	Paymentof Tenant Lease Incentives PaymentofTenantLeaseIncentives	-498000	USD
	nhi	Paymentof Tenant Lease Incentives PaymentofTenantLeaseIncentives	-3100000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2772000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2955000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	835000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2059000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-2513000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	1757000	USD
	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-269000	USD
	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	16877000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	176527000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	184809000	USD
	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	41715000	USD
	us-gaap	Payments To Acquire Mortgage Notes Receivable PaymentsToAcquireMortgageNotesReceivable	83946000	USD
	us-gaap	Proceeds From Sale And Collection Of Mortgage Notes Receivable ProceedsFromSaleAndCollectionOfMortgageNotesReceivable	33895000	USD
	us-gaap	Proceeds From Sale And Collection Of Mortgage Notes Receivable ProceedsFromSaleAndCollectionOfMortgageNotesReceivable	2566000	USD
	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	102712000	USD
	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	209227000	USD
	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	158000	USD
	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	0	USD
	nhi	Payments To Renovate Real Estate PaymentsToRenovateRealEstate	11113000	USD
	nhi	Payments To Renovate Real Estate PaymentsToRenovateRealEstate	14295000	USD
	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	875000	USD
	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	USD
	us-gaap	Proceeds From Sale Of Wholly Owned Real Estate And Real Estate Acquired In Settlement Of Loans ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans	39260000	USD
	us-gaap	Proceeds From Sale Of Wholly Owned Real Estate And Real Estate Acquired In Settlement Of Loans ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans	0	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-83418000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-304902000	USD
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	145000000	USD
	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	332000000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	157000000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	166000000	USD
	us-gaap	Proceeds From Bank Debt ProceedsFromBankDebt	100000000	USD
	us-gaap	Proceeds From Bank Debt ProceedsFromBankDebt	0	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	917000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	886000	USD
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1039000	USD
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	126000	USD
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	537000	USD
	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	13000	USD
	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	631000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2705000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1374000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	4791000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	95802000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	145270000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	133585000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-57664000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	126462000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	35445000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	6369000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	15669000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	9912000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	51114000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	16281000	USD
	us-gaap	Interest Paid Net InterestPaidNet	33174000	USD
	us-gaap	Interest Paid Net InterestPaidNet	39355000	USD
	nhi	Changein Straightline Rent Receivable Investmentsin Real Estate ChangeinStraightlineRentReceivableInvestmentsinRealEstate	0	USD
	nhi	Changein Straightline Rent Receivable Investmentsin Real Estate ChangeinStraightlineRentReceivableInvestmentsinRealEstate	38000000	USD
	nhi	Additions Through Settlement Of Mortgage Note AdditionsThroughSettlementOfMortgageNote	63220000	USD
	nhi	Additions Through Settlement Of Mortgage Note AdditionsThroughSettlementOfMortgageNote	14035000	USD
	nhi	Noncontrolling Interest Noncash Increase From Subsidiary Equity Issuance NoncontrollingInterestNoncashIncreaseFromSubsidiaryEquityIssuance	10778000	USD
	nhi	Noncontrolling Interest Noncash Increase From Subsidiary Equity Issuance NoncontrollingInterestNoncashIncreaseFromSubsidiaryEquityIssuance	0	USD
	nhi	Increase In Mortgage Note Receivable From Sale Of Real Estate IncreaseInMortgageNoteReceivableFromSaleOfRealEstate	4000000	USD
	nhi	Increase In Mortgage Note Receivable From Sale Of Real Estate IncreaseInMortgageNoteReceivableFromSaleOfRealEstate	0	USD
	nhi	Changein Other Assets Investmentsin Real Estate ChangeinOtherAssetsInvestmentsinRealEstate	348000	USD
	nhi	Changein Other Assets Investmentsin Real Estate ChangeinOtherAssetsInvestmentsinRealEstate	176000	USD
	nhi	Changein Accounts Payable Investmentsin Real Estate Construction ChangeinAccountsPayableInvestmentsinRealEstateConstruction	-1744000	USD
	nhi	Changein Accounts Payable Investmentsin Real Estate Construction ChangeinAccountsPayableInvestmentsinRealEstateConstruction	-1981000	USD
	nhi	Changein Accounts Payable Investmentsin Real Estate Acquisition ChangeinAccountsPayableInvestmentsinRealEstateAcquisition	0	USD
	nhi	Changein Accounts Payable Investmentsin Real Estate Acquisition ChangeinAccountsPayableInvestmentsinRealEstateAcquisition	1178000	USD
	nhi	Change In Accounts Payable Renovations Of Existing Real Estate ChangeInAccountsPayableRenovationsOfExistingRealEstate	355000	USD
	nhi	Change In Accounts Payable Renovations Of Existing Real Estate ChangeInAccountsPayableRenovationsOfExistingRealEstate	0	USD
	nhi	Change In Accounts Payable Related To Distributions To Noncontrolling Interests ChangeInAccountsPayableRelatedToDistributionsToNoncontrollingInterests	85000	USD
	nhi	Change In Accounts Payable Related To Distributions To Noncontrolling Interests ChangeInAccountsPayableRelatedToDistributionsToNoncontrollingInterests	0	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1498252000	USD
	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	10791000	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	398000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	98184000	USD
	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	291000	USD
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	2705000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	2315000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	98453000	USD
CY2020Q3	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	223000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	44531000	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	12000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	5094000	USD
CY2020Q3	us-gaap	Share Based Compensation ShareBasedCompensation	457000	USD
CY2020Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	49314000	USD
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1504002000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1389713000	USD
	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	642000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	70900000	USD
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	618654	shares
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	47854000	USD
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1016000	USD
	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	37953	shares
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	0	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	2478000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	90885000	USD
CY2019Q3	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	11000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	41405000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	47948000	USD
CY2019Q3	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	358000	USD
CY2019Q3	us-gaap	Share Based Compensation ShareBasedCompensation	477000	USD
CY2019Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	46154000	USD
CY2019Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1462993000	USD
CY2020Q3	nhi	Loss Given Default Increase Current Conditions Adjustment LossGivenDefaultIncreaseCurrentConditionsAdjustment	0.20
CY2020Q3	nhi	Number Of Lessees NumberOfLessees	34
CY2020Q3	nhi	Real Estate Investment Property Portfolio Assets RealEstateInvestmentPropertyPortfolioAssets	3261886000	USD
CY2020Q3	nhi	Nonportfolio Assets Original Cost NonportfolioAssetsOriginalCost	2678000	USD
CY2020Q3	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	228	properties
CY2020Q3	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	34
CY2020Q3	nhi	Number Of Health Care Properties Related To Mortgage Notes Receivables NumberOfHealthCarePropertiesRelatedToMortgageNotesReceivables	15	beds_or_units
CY2020Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	292189000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	4907000	USD
CY2020Q3	nhi	Variable Interest Entity Number Of Entities Not Primary Beneficiary VariableInterestEntityNumberOfEntitiesNotPrimaryBeneficiary	8	properties
CY2020Q3	us-gaap	Cash Cash	42198000	USD
CY2019Q3	us-gaap	Cash Cash	5882000	USD
CY2020Q3	us-gaap	Restricted Cash RestrictedCash	8916000	USD
CY2019Q3	us-gaap	Restricted Cash RestrictedCash	10399000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	51114000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	16281000	USD
CY2020Q3	us-gaap	Operating Leases Future Minimum Payments Remainder Of Fiscal Year OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear	70818000	USD
CY2020Q3	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	281516000	USD
CY2020Q3	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	285924000	USD
CY2020Q3	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	282072000	USD
CY2020Q3	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	274544000	USD
CY2020Q3	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	267944000	USD
CY2020Q3	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	1398860000	USD
CY2020Q3	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	2861678000	USD
CY2020Q3	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	77821000	USD
CY2019Q3	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	75247000	USD
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	232266000	USD
	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	218777000	USD
CY2020Q3	nhi	Number Of Health Care Properties Related To Mortgage Notes Receivables NumberOfHealthCarePropertiesRelatedToMortgageNotesReceivables	15	properties
CY2020Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	287282000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	4907000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	4907000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	287282000	USD
CY2020Q3	nhi	Probability Of Default Increase Current Conditions Adjustment ProbabilityOfDefaultIncreaseCurrentConditionsAdjustment	0.20
CY2020Q3	nhi	Probability Of Default Increase Current Conditions Adjustment ProbabilityOfDefaultIncreaseCurrentConditionsAdjustment	0.20
CY2020Q3	nhi	Loss Given Default Increase Current Conditions Adjustment LossGivenDefaultIncreaseCurrentConditionsAdjustment	0.20
CY2020Q3	nhi	Estimated Credit Losses Current Conditions Adjustment Combined EstimatedCreditLossesCurrentConditionsAdjustmentCombined	0.44
	us-gaap	Financing Receivable Allowance For Credit Losses Period Increase Decrease FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease	1007000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	4907000	USD
CY2020Q1	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	20063000	USD
CY2020Q1	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	20063000	USD
CY2020Q3	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	17530000	USD
CY2020Q3	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	17530000	USD
CY2020Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-728000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-2018000	USD
CY2020Q3	us-gaap	Equity Method Investments EquityMethodInvestments	1143000	USD
CY2020Q3	us-gaap	Line Of Credit LineOfCredit	288000000	USD
CY2019Q4	us-gaap	Line Of Credit LineOfCredit	300000000	USD
CY2020Q3	us-gaap	Convertible Debt ConvertibleDebt	60000000	USD
CY2019Q4	us-gaap	Convertible Debt ConvertibleDebt	59697000	USD
CY2020Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	6018000	USD
CY2019Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	7076000	USD
CY2020Q3	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	1528968000	USD
CY2019Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	1440465000	USD
CY2020Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal Remainder Of Fiscal Year LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear	91000	USD
CY2020Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Rolling Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths	448371000	USD
CY2020Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Rolling Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearTwo	250389000	USD
CY2020Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	475407000	USD
CY2020Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Rolling Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFour	75425000	USD
CY2020Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Rolling Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingYearFive	143761000	USD
CY2020Q3	us-gaap	Long Term Debt Maturities Repayments Of Principal In Rolling After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInRollingAfterYearFive	100000000	USD
CY2020Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1493444000	USD
CY2020Q3	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	6018000	USD
CY2020Q3	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	1528968000	USD
CY2020Q3	nhi	Credit Facility Current Revolving Borrowing Capacity CreditFacilityCurrentRevolvingBorrowingCapacity	550000000	USD
	us-gaap	Line Of Credit Facility Unused Capacity Commitment Fee Percentage LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage	0.0020
CY2020Q3	nhi	Debt Instrument Variable Rate Basis Minimum DebtInstrumentVariableRateBasisMinimum	15
CY2019Q4	nhi	Debt Instrument Variable Rate Basis Minimum DebtInstrumentVariableRateBasisMinimum	176
CY2020Q3	us-gaap	Unsecured Debt UnsecuredDebt	400000000	USD
	nhi	Debt Leverage Limit Coupon Change Trigger DebtLeverageLimitCouponChangeTrigger	0.50
	us-gaap	Debt Instrument Convertible Conversion Ratio1 DebtInstrumentConvertibleConversionRatio1	14.88
CY2020Q3	us-gaap	Debt Instrument Convertible Conversion Price1 DebtInstrumentConvertibleConversionPrice1	67.21
	us-gaap	Debt Instrument Convertible Number Of Equity Instruments DebtInstrumentConvertibleNumberOfEquityInstruments	892716	shares
CY2020Q3	us-gaap	Debt Instrument Convertible Conversion Price1 DebtInstrumentConvertibleConversionPrice1	67.21
CY2020Q3	us-gaap	Interest Rate Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet	7100000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	-3433000	USD
CY2020Q3	us-gaap	Interest Expense Debt Excluding Amortization InterestExpenseDebtExcludingAmortization	10129000	USD
CY2019Q3	us-gaap	Interest Expense Debt Excluding Amortization InterestExpenseDebtExcludingAmortization	14308000	USD
	us-gaap	Interest Expense Debt Excluding Amortization InterestExpenseDebtExcludingAmortization	33701000	USD
	us-gaap	Interest Expense Debt Excluding Amortization InterestExpenseDebtExcludingAmortization	40736000	USD
CY2020Q3	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	1778000	USD
CY2019Q3	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	390000	USD
	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	4533000	USD
	us-gaap	Derivative Instruments Loss Reclassified From Accumulated Oci Into Income Effective Portion DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion	1031000	USD
CY2020Q3	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	9000	USD
CY2019Q3	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	161000	USD
	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	169000	USD
	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	476000	USD
CY2020Q3	nhi	Amortization Of Financing Costs Exclusive Of Amounts Written Off AmortizationOfFinancingCostsExclusiveOfAmountsWrittenOff	994000	USD
CY2019Q3	nhi	Amortization Of Financing Costs Exclusive Of Amounts Written Off AmortizationOfFinancingCostsExclusiveOfAmountsWrittenOff	904000	USD
	nhi	Amortization Of Financing Costs Exclusive Of Amounts Written Off AmortizationOfFinancingCostsExclusiveOfAmountsWrittenOff	2524000	USD
	nhi	Amortization Of Financing Costs Exclusive Of Amounts Written Off AmortizationOfFinancingCostsExclusiveOfAmountsWrittenOff	2696000	USD
CY2020Q3	us-gaap	Interest Expense InterestExpense	12892000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	14661000	USD
	us-gaap	Interest Expense InterestExpense	40589000	USD
	us-gaap	Interest Expense InterestExpense	41925000	USD
	us-gaap	Loans And Leases Receivable Commitments Fixed Rates LoansAndLeasesReceivableCommitmentsFixedRates	256450000	USD
CY2020Q3	nhi	Notes Receivable Funding Commitment NotesReceivableFundingCommitment	59084000	USD
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-5000	USD
CY2020Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	320000	USD
CY2020Q3	nhi	Maximum Commitment For All Active Development Projects MaximumCommitmentForAllActiveDevelopmentProjects	53145000	USD
CY2020Q3	us-gaap	Development In Process DevelopmentInProcess	46730000	USD
CY2020Q3	nhi	Remaining Unfunded Development Commitment RemainingUnfundedDevelopmentCommitment	6415000	USD
CY2020Q3	nhi	Contingent Funding Commitment ContingentFundingCommitment	31850000	USD
CY2020Q3	nhi	At The Market Shelf Registration Equity Offering Sales Agreement Aggregate Sales Price AtTheMarketShelfRegistrationEquityOfferingSalesAgreementAggregateSalesPrice	500000000	USD
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	79155	shares
CY2020Q3	us-gaap	Shares Issued Price Per Share SharesIssuedPricePerShare	65.35
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	4791000	USD
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	2730169	shares
CY2020Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	457000	USD
CY2019Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	477000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2772000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2955000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	5.57
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	6.17
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.051
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.186
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P2Y10M24D
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.055
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.171
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P2Y10M24D
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0130
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0250
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	920346	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	69.24
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	79.96
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	70.55
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1090353	shares
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	74.63
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	599834	shares
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	74.34
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1004014	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	74.35
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	592000	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	90.32
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	512509	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	72.98
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	10500	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	88.73
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1073005	shares
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	83.68
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P3Y8M12D
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	601994	shares
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	81.09
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P3Y4M24D
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	49000	USD
CY2020Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	16000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	8118000	USD
	nhi	Aggregate Intrinsic Value Per Share Options Exercised AggregateIntrinsicValuePerShareOptionsExercised	15.84
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	5066000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	5066000	USD
	nhi	Aggregate Intrinsic Value Per Share Options Exercised AggregateIntrinsicValuePerShareOptionsExercised	11.73
CY2020Q3	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	1246000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	42595000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	42758000	USD
	us-gaap	Net Income Loss NetIncomeLoss	147986000	USD
	us-gaap	Net Income Loss NetIncomeLoss	118417000	USD
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	44661650	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43505332	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	44641748	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43187847	shares
CY2020Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	44661650	shares
CY2019Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	43505332	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	44641748	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	43187847	shares
CY2020Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	753	shares
CY2019Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	79933	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1766	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	73924	shares
CY2020Q3	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	0	shares
CY2019Q3	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	275824	shares
	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	0	shares
	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	232943	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	44662403	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43861089	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	44643514	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43494714	shares
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.95
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.98
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.31
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.74
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.95
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.97
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.31
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.72
CY2020Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	410012	shares
CY2019Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	7858	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	427180	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	11200	shares
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.1025
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.05
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.3075
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.15

Files In Submission

Name	View Source	Status
0000877860-20-000100-index-headers.html	Edgar Link	pending
0000877860-20-000100-index.html	Edgar Link	pending
0000877860-20-000100.txt	Edgar Link	pending
0000877860-20-000100-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
nhi-20200930.htm	Edgar Link	pending
nhi-20200930.xsd	Edgar Link	pending
nhi-20200930_cal.xml	Edgar Link	unprocessable
nhi-20200930_def.xml	Edgar Link	unprocessable
nhi-20200930_htm.xml	Edgar Link	completed
nhi-20200930_lab.xml	Edgar Link	unprocessable
nhi-20200930_pre.xml	Edgar Link	unprocessable
nhi-9302020x10qex311.htm	Edgar Link	pending
nhi-9302020x10qex312.htm	Edgar Link	pending
nhi-9302020x10qex32.htm	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
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$NHI
National Health Investors Inc Stock $nhi

2020 Q3 Form 10-Q Financial Statement

#000087786020000100 Filed on November 09, 2020

Income Statement

Balance Sheet

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Facts In Submission

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$NHI National Health Investors Inc Stock $nhi

2020 Q3 Form 10-Q Financial Statement

#000087786020000100 Filed on November 09, 2020

Income Statement

Balance Sheet

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Facts In Submission

Files In Submission

$NHI
National Health Investors Inc Stock $nhi