$NKSH
NATIONAL BANKSHARES INC Stock $nksh

$nksh Overview Financials Valuation SEC Filings Company Website

2023 Q2 Form 10-Q Financial Statement

#000143774923013831 Filed on May 11, 2023

Income Statement

Concept	2023 Q2	2023 Q1	2022 Q1
Revenue	$1.693M	$1.842M	$11.05M
YoY Change	-4.3%	-83.33%	1.54%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$175.0K	$163.0K	$154.0K
YoY Change	21.53%	5.84%	-6.1%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$5.380M	$3.098M	$655.0K
YoY Change	731.53%	372.98%	-23.39%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$4.441M	$5.479M	$5.939M
YoY Change	-34.36%	-7.75%	2.84%
Income Tax	$540.0K	$948.0K	$1.053M
% Of Pretax Income	12.16%	17.3%	17.73%
Net Earnings	$3.901M	$4.531M	$4.886M
YoY Change	-30.01%	-7.27%	2.52%
Net Earnings / Revenue	230.42%	245.98%	44.22%
Basic Earnings Per Share	$0.66	$0.77	$0.81
Diluted Earnings Per Share	$0.66	$0.77	$808.0K
COMMON SHARES
Basic Shares Outstanding	5.890M	5.890M
Diluted Shares Outstanding	5.890M	5.890M

Balance Sheet

Concept	2023 Q2	2023 Q1	2022 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$70.06M	$54.66M	$12.25M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$11.04M	$10.43M	$9.764M
YoY Change	-1.39%	6.83%	-1.92%
Goodwill	$5.848M	$5.848M	$5.848M
YoY Change		0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$19.11M	$18.53M
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$1.626B	$1.654B	$1.722B
YoY Change	-6.02%	-3.91%	9.78%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$260.0K	$314.0K	$51.00K
YoY Change	465.22%	515.69%
Accrued Expenses	$1.284M	$1.365M	$1.518M
YoY Change	-11.63%	-10.08%	-20.11%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$260.0K	$314.0K	$1.569M
YoY Change	-82.66%	-79.99%	-17.42%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$9.805M	$11.47M	$14.89M
YoY Change	-30.05%	-23.0%	-19.93%
Total Long-Term Liabilities	$9.805M	$11.47M	$14.89M
YoY Change	-30.05%	-23.0%	-19.93%
TOTAL LIABILITIES
Total Short-Term Liabilities	$260.0K	$314.0K	$1.569M
Total Long-Term Liabilities	$9.805M	$11.47M	$14.89M
Total Liabilities	$1.497B	$1.523B	$1.560B
YoY Change	-6.04%	-2.37%	13.13%
SHAREHOLDERS EQUITY
Retained Earnings	$195.3M	$195.7M	$191.6M
YoY Change		2.13%	0.62%
Common Stock	$7.367M	$7.362M	$7.528M
YoY Change		-2.21%	-4.71%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$128.4M	$131.0M	$161.3M
YoY Change
Total Liabilities & Shareholders Equity	$1.626B	$1.654B	$1.722B
YoY Change	-6.02%	-3.91%	9.78%

Cashflow Statement

Concept	2023 Q2	2023 Q1	2022 Q1
OPERATING ACTIVITIES
Net Income	$3.901M	$4.531M	$4.886M
YoY Change	-30.01%	-7.27%	2.52%
Depreciation, Depletion And Amortization	$175.0K	$163.0K	$154.0K
YoY Change	21.53%	5.84%	-6.1%
Cash From Operating Activities	$4.051M	$4.333M	$6.685M
YoY Change	20.46%	-35.18%	-1.01%
INVESTING ACTIVITIES
Capital Expenditures	$788.0K	-$683.0K	-$196.0K
YoY Change	-615.03%	248.47%	145.0%
Acquisitions
YoY Change
Other Investing Activities	$40.85M	$99.48M	-$50.65M
YoY Change	-227.63%	-296.39%	-21.58%
Cash From Investing Activities	$40.06M	$16.06M	-$50.85M
YoY Change	-224.57%	-131.59%	-21.38%
FINANCING ACTIVITIES
Cash Dividend Paid		$5.890M	$0.00
YoY Change
Common Stock Issuance & Retirement, Net			$1.522M
YoY Change			-61.86%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-28.72M	-$37.16M	$47.64M
YoY Change	-201.31%	-178.0%	-17.07%
NET CHANGE
Cash From Operating Activities	4.051M	$4.333M	$6.685M
Cash From Investing Activities	40.06M	$16.06M	-$50.85M
Cash From Financing Activities	-28.72M	-$37.16M	$47.64M
Net Change In Cash	15.40M	-$16.77M	$3.479M
YoY Change	-3528.73%	-581.98%	-840.21%
FREE CASH FLOW
Cash From Operating Activities	$4.051M	$4.333M	$6.685M
Capital Expenditures	$788.0K	-$683.0K	-$196.0K
Free Cash Flow	$3.263M	$5.016M	$6.881M
YoY Change	-7.2%	-27.1%	0.7%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	3118000	usd
CY2023Q1	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	pure
CY2023Q1	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	0	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Before Reclassifications Tax OtherComprehensiveIncomeLossBeforeReclassificationsTax	3121000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Before Reclassifications Tax OtherComprehensiveIncomeLossBeforeReclassificationsTax	3121000	usd
CY2022Q4	us-gaap	Other Assets OtherAssets	37616000	usd
CY2023Q1	us-gaap	Assets Assets	1654277000	usd
CY2022Q4	us-gaap	Assets Assets	1677551000	usd
CY2023Q1	us-gaap	Noninterest Bearing Deposit Liabilities Domestic NoninterestBearingDepositLiabilitiesDomestic	311137000	usd
CY2023Q1	dei	Amendment Flag AmendmentFlag	false
CY2023Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2023Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023Q1	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	usd
CY2023Q1	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2022Q4	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2023Q1	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000
CY2023Q1	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2023Q1	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2022Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2023Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1.25
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1.25
CY2023Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	10000000
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	10000000
CY2023Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	5889687
CY2023Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	5889687
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	5889687
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	5889687
CY2023Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	3121000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-8992000	usd
CY2022Q1	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	41185
CY2022Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-8992000	usd
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.00
CY2023Q1	dei	Document Type DocumentType	10-Q
CY2023Q1	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2023Q1	dei	Document Period End Date DocumentPeriodEndDate	2023-03-31
CY2023Q1	dei	Document Transition Report DocumentTransitionReport	false
CY2023Q1	dei	Entity File Number EntityFileNumber	0-15204
CY2023Q1	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	VA
CY2023Q1	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	54-1375874
CY2023Q1	dei	Entity Address Address Line1 EntityAddressAddressLine1	101 Hubbard Street
CY2023Q1	dei	Entity Address City Or Town EntityAddressCityOrTown	Blacksburg
CY2023Q1	dei	Entity Address State Or Province EntityAddressStateOrProvince	VA
CY2023Q1	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	24062-9002
CY2023Q1	dei	City Area Code CityAreaCode	540
CY2023Q1	dei	Local Phone Number LocalPhoneNumber	951-6300
CY2023Q1	dei	Security12b Title Security12bTitle	Common Stock, par value $1.25 per share
CY2023Q1	dei	Trading Symbol TradingSymbol	NKSH
CY2023Q1	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023Q1	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023Q1	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023Q1	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2023Q1	dei	Entity Small Business EntitySmallBusiness	true
CY2023Q1	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023Q1	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	5889687
CY2023Q1	us-gaap	Cash And Due From Banks CashAndDueFromBanks	11695000	usd
CY2022Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	12403000	usd
CY2023Q1	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	42966000	usd
CY2022Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	59026000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	651047000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	656852000	usd
CY2023Q1	us-gaap	Investment Owned Restricted Cost InvestmentOwnedRestrictedCost	929000	usd
CY2022Q4	us-gaap	Investment Owned Restricted Cost InvestmentOwnedRestrictedCost	941000	usd
CY2023Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	856965000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	852744000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	10650000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	8225000	usd
CY2023Q1	us-gaap	Notes Receivable Net NotesReceivableNet	846315000	usd
CY2022Q4	us-gaap	Notes Receivable Net NotesReceivableNet	844519000	usd
CY2023Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	10431000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	10371000	usd
CY2023Q1	us-gaap	Interest Receivable InterestReceivable	6007000	usd
CY2022Q4	us-gaap	Interest Receivable InterestReceivable	6001000	usd
CY2023Q1	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	662000	usd
CY2022Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	662000	usd
CY2023Q1	us-gaap	Goodwill Goodwill	5848000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	5848000	usd
CY2023Q1	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	43551000	usd
CY2022Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	43312000	usd
CY2023Q1	us-gaap	Other Assets OtherAssets	34826000	usd
CY2022Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	10261000	usd
CY2023Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	239000	usd
CY2022Q4	us-gaap	Noninterest Bearing Deposit Liabilities Domestic NoninterestBearingDepositLiabilitiesDomestic	327713000	usd
CY2023Q1	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	871748000	usd
CY2022Q4	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	933269000	usd
CY2023Q1	nksh	Deposit Savings Deposits DepositSavingsDeposits	202996000	usd
CY2022Q4	nksh	Deposit Savings Deposits DepositSavingsDeposits	214114000	usd
CY2023Q1	us-gaap	Time Deposits TimeDeposits	125571000	usd
CY2022Q4	us-gaap	Time Deposits TimeDeposits	67629000	usd
CY2023Q1	us-gaap	Deposits Deposits	1511452000	usd
CY2022Q4	us-gaap	Deposits Deposits	1542725000	usd
CY2023Q1	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	314000	usd
CY2022Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	106000	usd
CY2023Q1	us-gaap	Other Liabilities OtherLiabilities	11468000	usd
CY2022Q4	us-gaap	Other Liabilities OtherLiabilities	12033000	usd
CY2023Q1	us-gaap	Liabilities Liabilities	1523234000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	1554864000	usd
CY2023Q1	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2023Q1	us-gaap	Common Stock Value CommonStockValue	7362000	usd
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	7362000	usd
CY2023Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	195718000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	199091000	usd
CY2023Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-72037000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-83766000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	131043000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	122687000	usd
CY2023Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1654277000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1677551000	usd
CY2023Q1	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	9333000	usd
CY2022Q1	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	8100000	usd
CY2023Q1	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	228000	usd
CY2022Q1	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	49000	usd
CY2023Q1	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	4118000	usd
CY2022Q1	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	2473000	usd
CY2023Q1	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	365000	usd
CY2022Q1	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	428000	usd
CY2023Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	14044000	usd
CY2022Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	11050000	usd
CY2023Q1	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	359000	usd
CY2022Q1	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	37000	usd
CY2023Q1	us-gaap	Interest Expense Other Domestic Deposits InterestExpenseOtherDomesticDeposits	2454000	usd
CY2022Q1	us-gaap	Interest Expense Other Domestic Deposits InterestExpenseOtherDomesticDeposits	618000	usd
CY2023Q1	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	285000	usd
CY2022Q1	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	0	usd
CY2023Q1	us-gaap	Interest Expense InterestExpense	3098000	usd
CY2022Q1	us-gaap	Interest Expense InterestExpense	655000	usd
CY2023Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	10946000	usd
CY2022Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	10395000	usd
CY2023Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	2000	usd
CY2022Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	134000	usd
CY2023Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	10944000	usd
CY2022Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	238000	usd
CY2023Q1	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	16000	usd
CY2022Q1	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	61000	usd
CY2023Q1	us-gaap	Debt And Equity Securities Realized Gain Loss DebtAndEquitySecuritiesRealizedGainLoss	12000	usd
CY2022Q1	us-gaap	Debt And Equity Securities Realized Gain Loss DebtAndEquitySecuritiesRealizedGainLoss	0	usd
CY2023Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	375000	usd
CY2022Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	492000	usd
CY2023Q1	us-gaap	Noninterest Income NoninterestIncome	2199000	usd
CY2022Q1	us-gaap	Noninterest Income NoninterestIncome	2291000	usd
CY2023Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	4434000	usd
CY2022Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	3978000	usd
CY2023Q1	us-gaap	Occupancy Net OccupancyNet	542000	usd
CY2022Q1	us-gaap	Occupancy Net OccupancyNet	492000	usd
CY2023Q1	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	873000	usd
CY2022Q1	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	787000	usd
CY2023Q1	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	117000	usd
CY2022Q1	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	111000	usd
CY2023Q1	nksh	Net Costs Of Other Real Estate Owned NetCostsOfOtherRealEstateOwned	11000	usd
CY2022Q1	nksh	Net Costs Of Other Real Estate Owned NetCostsOfOtherRealEstateOwned	10000	usd
CY2023Q1	nksh	Tax Other TaxOther	375000	usd
CY2022Q1	nksh	Tax Other TaxOther	362000	usd
CY2023Q1	us-gaap	Professional Fees ProfessionalFees	753000	usd
CY2022Q1	us-gaap	Professional Fees ProfessionalFees	225000	usd
CY2023Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	559000	usd
CY2022Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	648000	usd
CY2023Q1	us-gaap	Noninterest Expense NoninterestExpense	7664000	usd
CY2022Q1	us-gaap	Noninterest Expense NoninterestExpense	6613000	usd
CY2023Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	5479000	usd
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	5939000	usd
CY2023Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	948000	usd
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1053000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	4531000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	4886000	usd
CY2023Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.81
CY2023Q1	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	5889687
CY2022Q1	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	6047230
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.00
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	4531000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	4886000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	11738000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-33826000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	9000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-0	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	11729000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-33826000	usd
CY2023Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	16260000	usd
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-28940000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	191751000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	4886000	usd
CY2022Q1	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1522000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-33826000	usd
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	161289000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	122687000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	4531000	usd
CY2023Q1	us-gaap	Dividends Common Stock DividendsCommonStock	5890000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	11729000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	131043000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	4531000	usd
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	4886000	usd
CY2023Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	2000	usd
CY2022Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	134000	usd
CY2023Q1	us-gaap	Depreciation Depreciation	163000	usd
CY2022Q1	us-gaap	Depreciation Depreciation	154000	usd
CY2023Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-253000	usd
CY2022Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-359000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	12000	usd
CY2022Q1	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-0	usd
CY2023Q1	nksh	Gain Loss On Sale Of Repossessed Assets GainLossOnSaleOfRepossessedAssets	-5000	usd
CY2022Q1	nksh	Gain Loss On Sale Of Repossessed Assets GainLossOnSaleOfRepossessedAssets	-0	usd
CY2023Q1	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	239000	usd
CY2022Q1	us-gaap	Life Insurance Corporate Or Bank Owned Change In Value LifeInsuranceCorporateOrBankOwnedChangeInValue	238000	usd
CY2023Q1	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	1239000	usd
CY2022Q1	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	2333000	usd
CY2023Q1	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	1255000	usd
CY2022Q1	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	3009000	usd
CY2023Q1	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	16000	usd
CY2022Q1	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	61000	usd
CY2023Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	6000	usd
CY2022Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	329000	usd
CY2023Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-200000	usd
CY2022Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-479000	usd
CY2023Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	208000	usd
CY2022Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	3000	usd
CY2023Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-772000	usd
CY2022Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	622000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	4333000	usd
CY2022Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	6685000	usd
CY2023Q1	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	20411000	usd
CY2022Q1	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	13890000	usd
CY2023Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	-0	usd
CY2022Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	70341000	usd
CY2023Q1	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	-12000	usd
CY2022Q1	us-gaap	Increase Decrease Of Restricted Investments IncreaseDecreaseOfRestrictedInvestments	96000	usd
CY2023Q1	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	2280000	usd
CY2022Q1	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	4687000	usd
CY2023Q1	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	3126000	usd
CY2022Q1	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	92000	usd
CY2023Q1	nksh	Proceeds From Loans And Leases Originations And Principal Collections ProceedsFromLoansAndLeasesOriginationsAndPrincipalCollections	-5166000	usd
CY2022Q1	nksh	Proceeds From Loans And Leases Originations And Principal Collections ProceedsFromLoansAndLeasesOriginationsAndPrincipalCollections	-11545000	usd
CY2023Q1	nksh	Proceeds From Sale Of Repossessed Assets ProceedsFromSaleOfRepossessedAssets	9000	usd
CY2022Q1	nksh	Proceeds From Sale Of Repossessed Assets ProceedsFromSaleOfRepossessedAssets	0	usd
CY2023Q1	us-gaap	Proceeds From Recoveries Of Loan Previously Charged Off ProceedsFromRecoveriesOfLoanPreviouslyChargedOff	173000	usd
CY2022Q1	us-gaap	Proceeds From Recoveries Of Loan Previously Charged Off ProceedsFromRecoveriesOfLoanPreviouslyChargedOff	40000	usd
CY2023Q1	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	223000	usd
CY2022Q1	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	196000	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	16062000	usd
CY2022Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-72843000	usd
CY2023Q1	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	57942000	usd
CY2022Q1	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-2119000	usd
CY2023Q1	us-gaap	Increase Decrease In Other Deposits IncreaseDecreaseInOtherDeposits	-89215000	usd
CY2022Q1	us-gaap	Increase Decrease In Other Deposits IncreaseDecreaseInOtherDeposits	51285000	usd
CY2023Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	-0	usd
CY2022Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1522000	usd
CY2023Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	5890000	usd
CY2022Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	-0	usd
CY2023Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-37163000	usd
CY2022Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	47644000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-16768000	usd
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-18514000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	71429000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	138789000	usd
CY2023Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	54661000	usd
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	120275000	usd
CY2023Q1	us-gaap	Interest Paid Net InterestPaidNet	2890000	usd
CY2022Q1	us-gaap	Interest Paid Net InterestPaidNet	652000	usd
CY2023Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1015000	usd
CY2022Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	0	usd
CY2023Q1	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	92000	usd
CY2022Q1	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	60000	usd
CY2023Q1	nksh	Loans Transferred To Repossessed Assets LoansTransferredToRepossessedAssets	7000	usd
CY2022Q1	nksh	Loans Transferred To Repossessed Assets LoansTransferredToRepossessedAssets	0	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	14847000	usd
CY2022Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-42818000	usd
CY2023Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	usd
CY2022Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	25000	usd
CY2023Q1	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	857396000	usd
CY2022Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	853193000	usd
CY2023Q1	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	431000	usd
CY2022Q4	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	449000	usd
CY2023Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	856965000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	852744000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	10650000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	8225000	usd
CY2023Q1	us-gaap	Notes Receivable Net NotesReceivableNet	846315000	usd
CY2022Q4	us-gaap	Notes Receivable Net NotesReceivableNet	844519000	usd
CY2023Q1	us-gaap	Financing Receivable Accrued Interest Before Allowance For Credit Loss FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss	2558000	usd
CY2022Q4	us-gaap	Financing Receivable Accrued Interest Before Allowance For Credit Loss FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss	2516000	usd
CY2023Q1	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	33000	usd
CY2023Q1	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	2814000	usd
CY2023Q1	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	857396000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	8000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	2847000	usd
CY2022Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	853193000	usd
CY2023Q1	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	0	usd
CY2023Q1	nksh	Financing Receivable Nonaccrual With Recorded Allowance FinancingReceivableNonaccrualWithRecordedAllowance	2814000	usd
CY2023Q1	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	2814000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	2847000	usd
CY2023Q1	nksh	Ratio Of Allowance For Loan Losses To Nonperforming Loans RatioOfAllowanceForLoanLossesToNonperformingLoans	3.7846	pure
CY2022Q1	nksh	Ratio Of Allowance For Loan Losses To Nonperforming Loans RatioOfAllowanceForLoanLossesToNonperformingLoans	2.7212	pure
CY2022Q4	nksh	Ratio Of Allowance For Loan Losses To Nonperforming Loans RatioOfAllowanceForLoanLossesToNonperformingLoans	2.8890	pure
CY2023Q1	nksh	Ratio Of Loans Past Due90 Days Or More And Still Accruing To Loans RatioOfLoansPastDue90DaysOrMoreAndStillAccruingToLoans	0.0000	pure
CY2022Q1	nksh	Ratio Of Loans Past Due90 Days Or More And Still Accruing To Loans RatioOfLoansPastDue90DaysOrMoreAndStillAccruingToLoans	0.0005	pure
CY2022Q4	nksh	Ratio Of Loans Past Due90 Days Or More And Still Accruing To Loans RatioOfLoansPastDue90DaysOrMoreAndStillAccruingToLoans	0.0000	pure
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	8225000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	92000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	173000	usd
CY2023Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	2000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	10650000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	7674000	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	60000	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	40000	usd
CY2022Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	134000	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	7788000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	7674000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	367000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	212000	usd
CY2022	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	706000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	8225000	usd
CY2023Q1	nksh	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment	434000	usd
CY2023Q1	nksh	Financing Receivables Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivablesAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	10216000	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	10650000	usd
CY2022Q4	nksh	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment	0	usd
CY2022Q4	nksh	Financing Receivables Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivablesAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	8225000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	8225000	usd
CY2023Q1	nksh	Financing Receivables Individually Evaluated For Impairment FinancingReceivablesIndividuallyEvaluatedForImpairment	4130000	usd
CY2023Q1	nksh	Financing Receivables Collectively Evaluated For Impairment FinancingReceivablesCollectivelyEvaluatedForImpairment	853266000	usd
CY2023Q1	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	857396000	usd
CY2023Q1	nksh	Ratio Of Allowance For Loan Losses To End Of Period Loans RatioOfAllowanceForLoanLossesToEndOfPeriodLoans	0.0124	pure
CY2022Q1	nksh	Ratio Of Allowance For Loan Losses To End Of Period Loans RatioOfAllowanceForLoanLossesToEndOfPeriodLoans	0.0095	pure
CY2022	nksh	Ratio Of Allowance For Loan Losses To End Of Period Loans RatioOfAllowanceForLoanLossesToEndOfPeriodLoans	0.0096	pure
CY2023Q1	nksh	Ratio Of Net Chargeoffs To Average Loans RatioOfNetChargeoffsToAverageLoans	-0.0004	pure
CY2022Q1	nksh	Ratio Of Net Chargeoffs To Average Loans RatioOfNetChargeoffsToAverageLoans	0.0001	pure
CY2022	nksh	Ratio Of Net Chargeoffs To Average Loans RatioOfNetChargeoffsToAverageLoans	0.0002	pure
CY2023Q1	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	3719000	usd
CY2023Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	3032000	usd
CY2023Q1	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	3032000	usd
CY2023Q1	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	0	usd
CY2023Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	0	usd
CY2023Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	5842000	usd
CY2023Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	21000	usd
CY2023Q1	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	58862000	usd
CY2023Q1	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	101163000	usd
CY2023Q1	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	204428000	usd
CY2023Q1	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	149465000	usd
CY2023Q1	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	22622000	usd
CY2023Q1	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	277599000	usd
CY2023Q1	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	43098000	usd
CY2023Q1	us-gaap	Financing Receivable Revolving Converted To Term Loan FinancingReceivableRevolvingConvertedToTermLoan	159000	usd
CY2023Q1	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	857396000	usd
CY2023Q1	us-gaap	Financing Receivable Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	12000	usd
CY2023Q1	us-gaap	Financing Receivable Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	0	usd
CY2023Q1	us-gaap	Financing Receivable Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	7000	usd
CY2023Q1	us-gaap	Financing Receivable Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	43000	usd
CY2023Q1	us-gaap	Financing Receivable Year One Originated Current Fiscal Year Writeoff FinancingReceivableYearOneOriginatedCurrentFiscalYearWriteoff	0	usd
CY2023Q1	us-gaap	Financing Receivable Originated More Than Five Years Before Current Fiscal Year Writeoff FinancingReceivableOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff	0	usd
CY2023Q1	us-gaap	Financing Receivable Revolving Writeoff FinancingReceivableRevolvingWriteoff	30000	usd
CY2023Q1	us-gaap	Financing Receivable Revolving Converted To Term Loan Writeoff FinancingReceivableRevolvingConvertedToTermLoanWriteoff	0	usd
CY2023Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	92000	usd
CY2023Q1	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	0	pure
CY2023Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	739265000	usd
CY2023Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	3000	usd
CY2023Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	88221000	usd
CY2023Q1	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	651047000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	759917000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	87000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	103152000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	656852000	usd
CY2023Q1	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	18526000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	21644000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	3229000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	3172000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	148141000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	138200000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	316859000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	273664000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	271036000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	236011000	usd
CY2023Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	739265000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	651047000	usd
CY2023Q1	nksh	Continuous Unrealized Loss Position Less Than Twelve Months Fair Value ContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	79750000	usd
CY2023Q1	nksh	Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses ContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	3615000	usd
CY2023Q1	nksh	Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value ContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	570128000	usd
CY2023Q1	nksh	Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses ContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	84606000	usd
CY2022Q4	nksh	Continuous Unrealized Loss Position Less Than Twelve Months Fair Value ContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	389208000	usd
CY2022Q4	nksh	Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses ContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	39109000	usd
CY2022Q4	nksh	Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value ContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	259070000	usd
CY2022Q4	nksh	Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses ContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	64043000	usd
CY2023Q1	nksh	Number Of Temporarily Impaired Securities Greater Than Twelve Months NumberOfTemporarilyImpairedSecuritiesGreaterThanTwelveMonths	602	pure
CY2023Q1	nksh	Continuous Unrealized Loss Position Aggregate Losses ContinuousUnrealizedLossPositionAggregateLosses	649878000	usd
CY2023Q1	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	12000	usd
CY2023Q1	nksh	Available For Sale Securities Sold Book Value AvailableForSaleSecuritiesSoldBookValue	17987000	usd
CY2023Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	651047000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	656852000	usd
CY2023Q1	nksh	Other Real Estate Fair Value Disclosure OtherRealEstateFairValueDisclosure	662000	usd
CY2022Q4	nksh	Other Real Estate Fair Value Disclosure OtherRealEstateFairValueDisclosure	662000	usd
CY2023Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1842000	usd
CY2022Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1708000	usd
CY2023Q1	nksh	Revenue From Contract With Customer Including Assessed Tax Outside Of Topic606 RevenueFromContractWithCustomerIncludingAssessedTaxOutsideOfTopic606	357000	usd
CY2022Q1	nksh	Revenue From Contract With Customer Including Assessed Tax Outside Of Topic606 RevenueFromContractWithCustomerIncludingAssessedTaxOutsideOfTopic606	583000	usd
CY2023Q1	us-gaap	Noninterest Income NoninterestIncome	2199000	usd
CY2022Q1	us-gaap	Noninterest Income NoninterestIncome	2291000	usd
CY2023Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y11M12D
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y1M20D
CY2023Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0329	pure
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0329	pure
CY2023Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	92000	usd
CY2022Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	76000	usd
CY2023Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1000	usd
CY2022Q1	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1000	usd
CY2023Q1	us-gaap	Lease Cost LeaseCost	93000	usd
CY2022Q1	us-gaap	Lease Cost LeaseCost	77000	usd
CY2023Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	94000	usd
CY2022Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	78000	usd
CY2023Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	usd
CY2022Q1	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	25000	usd
CY2023Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	356000	usd
CY2023Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	340000	usd
CY2023Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	234000	usd
CY2023Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	203000	usd
CY2023Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	188000	usd
CY2023Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	160000	usd
CY2023Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	1481000	usd
CY2023Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	116000	usd

Files In Submission

Name	View Source	Status
0001437749-23-013831-index-headers.html	Edgar Link	pending
0001437749-23-013831-index.html	Edgar Link	pending
0001437749-23-013831.txt	Edgar Link	pending
0001437749-23-013831-xbrl.zip	Edgar Link	pending
ex_513428.htm	Edgar Link	pending
ex_513429.htm	Edgar Link	pending
ex_513430.htm	Edgar Link	pending
ex_513431.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
nksh-20230331.xsd	Edgar Link	pending
nksh20230331_10q.htm	Edgar Link	pending
R1.htm	Edgar Link	pending
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FilingSummary.xml	Edgar Link	unprocessable
nksh-20230331_cal.xml	Edgar Link	unprocessable
nksh-20230331_def.xml	Edgar Link	unprocessable
nksh-20230331_lab.xml	Edgar Link	unprocessable
nksh-20230331_pre.xml	Edgar Link	unprocessable
nksh20230331_10q_htm.xml	Edgar Link	completed
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R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$NKSH
NATIONAL BANKSHARES INC Stock $nksh

2023 Q2 Form 10-Q Financial Statement

#000143774923013831 Filed on May 11, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NKSH NATIONAL BANKSHARES INC Stock $nksh

2023 Q2 Form 10-Q Financial Statement

#000143774923013831 Filed on May 11, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NKSH
NATIONAL BANKSHARES INC Stock $nksh