$NC
NACCO INDUSTRIES INC Stock $nc

$nc Overview Financials Valuation SEC Filings Company Website

2020 Q3 Form 10-Q Financial Statement

#000078993320000059 Filed on November 02, 2020

Income Statement

Concept	2020 Q3	2019 Q4	2019 Q3
Revenue	$32.30M	$26.90M	$32.60M
YoY Change	-0.94%	-31.2%	3.7%
Cost Of Revenue	$25.48M	$24.10M	$26.42M
YoY Change	-3.56%	-5.49%	4.23%
Gross Profit	$6.820M	$2.900M	$6.187M
YoY Change	10.23%	-78.68%	1.51%
Gross Profit Margin	21.12%	10.78%	18.98%
Selling, General & Admin	$11.83M	$14.00M	$14.34M
YoY Change	-17.49%	-4.76%	19.19%
% of Gross Profit	173.5%	482.76%	231.79%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$4.876M	$400.0K	$4.044M
YoY Change	20.57%	-89.47%	6.0%
% of Gross Profit	71.5%	13.79%	65.36%
Operating Expenses	$12.57M	$14.30M	$14.96M
YoY Change	-16.01%	-7.74%	17.91%
Operating Profit	$9.398M	-$11.40M	$8.663M
YoY Change	8.48%	500.0%	-17.86%
Interest Expense	$336.0K	$17.20M	$230.0K
YoY Change	46.09%	1.78%	-45.37%
% of Operating Profit	3.58%		2.65%
Other Income/Expense, Net	$481.0K	-$1.200M	$2.958M
YoY Change	-83.74%	100.0%	2564.86%
Pretax Income	$9.900M	$4.700M	$11.60M
YoY Change	-14.66%	-68.46%	8.84%
Income Tax	$1.857M	-$1.700M	$1.400M
% Of Pretax Income	18.76%	-36.17%	12.07%
Net Earnings	$8.022M	$6.400M	$10.26M
YoY Change	-21.84%	-41.82%	11.57%
Net Earnings / Revenue	24.84%	23.79%	31.48%
Basic Earnings Per Share	$1.14		$1.47
Diluted Earnings Per Share	$1.14	$901.4K	$1.47
COMMON SHARES
Basic Shares Outstanding	7.036M shares		6.991M shares
Diluted Shares Outstanding	7.036M shares		6.991M shares

Balance Sheet

Concept	2020 Q3	2019 Q4	2019 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$97.60M	$122.9M	$115.1M
YoY Change	-15.2%	44.08%	38.51%
Cash & Equivalents	$97.57M	$122.9M	$115.1M
Short-Term Investments
Other Short-Term Assets	$13.00M	$6.528M	$12.50M
YoY Change	3.97%	-65.46%	15.74%
Inventory	$42.43M	$40.47M	$33.09M
Prepaid Expenses
Receivables	$20.20M	$21.90M	$19.60M
Other Receivables	$25.40M	$0.00	$0.00
Total Short-Term Assets	$198.6M	$200.7M	$180.3M
YoY Change	10.15%	22.23%	19.04%
LONG-TERM ASSETS
Property, Plant & Equipment	$167.0M	$149.5M	$129.6M
YoY Change	28.87%	20.03%	2.8%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$25.55M	$24.61M	$23.10M
YoY Change	10.58%	22.5%	15.51%
Other Assets	$39.11M	$32.13M	$29.78M
YoY Change	31.32%	31.63%	25.99%
Total Long-Term Assets	$267.3M	$244.1M	$232.5M
YoY Change	14.99%	14.7%	8.08%
TOTAL ASSETS
Total Short-Term Assets	$198.6M	$200.7M	$180.3M
Total Long-Term Assets	$267.3M	$244.1M	$232.5M
Total Assets	$465.9M	$444.8M	$412.8M
YoY Change	12.87%	17.98%	12.61%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$13.60M	$9.374M	$9.004M
YoY Change	51.08%	21.02%	-6.74%
Accrued Expenses	$11.90M	$34.40M	$35.10M
YoY Change	-66.1%	72.86%	165.91%
Deferred Revenue	$941.0K	$944.0K	$726.0K
YoY Change	29.61%	25.2%	-8.1%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$960.0K	$795.0K	$394.0K
YoY Change	143.65%	21.56%	-39.1%
Total Short-Term Liabilities	$36.58M	$61.97M	$52.78M
YoY Change	-30.69%	46.67%	19.44%
LONG-TERM LIABILITIES
Long-Term Debt	$22.18M	$17.15M	$7.284M
YoY Change	204.53%	169.33%	6.35%
Other Long-Term Liabilities	$12.41M	$6.188M	$6.696M
YoY Change	85.26%	-60.28%	-55.95%
Total Long-Term Liabilities	$34.59M	$23.34M	$13.98M
YoY Change	147.4%	6.32%	-36.6%
TOTAL LIABILITIES
Total Short-Term Liabilities	$36.58M	$61.97M	$52.78M
Total Long-Term Liabilities	$34.59M	$23.34M	$13.98M
Total Liabilities	$159.4M	$155.4M	$129.5M
YoY Change	23.08%	23.04%	2.51%
SHAREHOLDERS EQUITY
Retained Earnings	$301.0M	$284.9M	$279.8M
YoY Change	7.59%	13.78%	16.67%
Common Stock	$9.381M	$8.911M	$9.829M
YoY Change	-4.56%	26.54%	55.01%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$306.5M	$289.4M	$283.3M
YoY Change
Total Liabilities & Shareholders Equity	$465.9M	$444.8M	$412.8M
YoY Change	12.87%	17.98%	12.61%

Cashflow Statement

Concept	2020 Q3	2019 Q4	2019 Q3
OPERATING ACTIVITIES
Net Income	$8.022M	$6.400M	$10.26M
YoY Change	-21.84%	-41.82%	11.57%
Depreciation, Depletion And Amortization	$4.876M	$400.0K	$4.044M
YoY Change	20.57%	-89.47%	6.0%
Cash From Operating Activities	$15.30M	$5.500M	$25.20M
YoY Change	-39.29%	-64.97%	24.75%
INVESTING ACTIVITIES
Capital Expenditures	$7.003M	-$11.40M	$7.297M
YoY Change	-4.03%	80.95%	33.89%
Acquisitions
YoY Change
Other Investing Activities	$400.0K	-$100.0K	$4.500M
YoY Change	-91.11%	-107.69%	1400.0%
Cash From Investing Activities	-$6.600M	-$11.50M	-$2.800M
YoY Change	135.71%	130.0%	-45.1%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-6.700M	13.80M	-5.700M
YoY Change	17.54%	-260.47%	-52.1%
NET CHANGE
Cash From Operating Activities	15.30M	5.500M	25.20M
Cash From Investing Activities	-6.600M	-11.50M	-2.800M
Cash From Financing Activities	-6.700M	13.80M	-5.700M
Net Change In Cash	2.000M	7.800M	16.70M
YoY Change	-88.02%	271.43%	421.87%
FREE CASH FLOW
Cash From Operating Activities	$15.30M	$5.500M	$25.20M
Capital Expenditures	$7.003M	-$11.40M	$7.297M
Free Cash Flow	$8.297M	$16.90M	$17.90M
YoY Change	-53.66%	-23.18%	21.38%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0000789933
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Amendment Flag AmendmentFlag	false
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CY2019Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	us-gaap:LongTermDebtCurrent
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	dei	Document Type DocumentType	10-Q
	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	1-9172
	dei	Entity Registrant Name EntityRegistrantName	NACCO INDUSTRIES, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	34-1505819
	dei	Entity Address Address Line1 EntityAddressAddressLine1	5875 Landerbrook Drive
	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 220
	dei	Entity Address City Or Town EntityAddressCityOrTown	Cleveland,
	dei	Entity Address State Or Province EntityAddressStateOrProvince	OH
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	44124-4069
	dei	City Area Code CityAreaCode	(440)
	dei	Local Phone Number LocalPhoneNumber	229-5151
	dei	Security12b Title Security12bTitle	Class A Common Stock, $1 par value per share
	dei	Trading Symbol TradingSymbol	NC
	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	Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	true
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	1236000	USD
CY2020Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	481000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	99000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	4525000	USD
CY2020Q3	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	9879000	USD
CY2019Q3	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	11621000	USD
	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	21559000	USD
	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	38722000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1857000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1357000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1321000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5465000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	8022000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	10264000	USD
	us-gaap	Net Income Loss NetIncomeLoss	20238000	USD
	us-gaap	Net Income Loss NetIncomeLoss	33257000	USD
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.47
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.88
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.77
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.14
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.47
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.88
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.76
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	7036000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6991000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	7019000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6973000	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	7036000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6991000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	7035000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6992000	shares
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	8022000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	10264000	USD
	us-gaap	Net Income Loss NetIncomeLoss	20238000	USD
	us-gaap	Net Income Loss NetIncomeLoss	33257000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-29000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-102000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-21000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-66000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-99000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-70000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-355000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-242000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	99000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	70000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	355000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	242000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	8121000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	10334000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	20593000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	33499000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2760000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	47264000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	19802000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	13264000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	550000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	4475000	USD
	us-gaap	Increase Decrease In Equity Securities Fv Ni IncreaseDecreaseInEquitySecuritiesFvNi	2000000	USD
	us-gaap	Increase Decrease In Equity Securities Fv Ni IncreaseDecreaseInEquitySecuritiesFvNi	0	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-72000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	20000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-21180000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-8809000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	6199000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1065000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1057000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	498000	USD
	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	-7000000	USD
	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	-4000000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	4045000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	3808000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1002000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1410000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-6905000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-8651000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-25325000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	29804000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	122892000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	85257000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	97567000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	115061000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	250704000	USD
CY2019Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	897000	USD
CY2019Q1	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	1300000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	15018000	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	452000	USD
CY2019Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1650
CY2019Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1153000	USD
CY2019Q1	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-101000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	264267000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1249000	USD
CY2019Q2	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	85000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	7975000	USD
CY2019Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1900
CY2019Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1327000	USD
CY2019Q2	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-71000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	272150000	USD
CY2019Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2124000	USD
CY2019Q3	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	25000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	10264000	USD
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1900
CY2019Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1328000	USD
CY2019Q3	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-70000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	283255000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	289392000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	465000	USD
CY2020Q1	us-gaap	Treasury Stock Value Acquired Par Value Method TreasuryStockValueAcquiredParValueMethod	1002000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	6166000	USD
CY2020Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1900
CY2020Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1339000	USD
CY2020Q1	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-155000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	293837000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	634000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	6050000	USD
CY2020Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1925
CY2020Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1351000	USD
CY2020Q2	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-101000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	299271000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities	0	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	8022000	USD
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1925
CY2020Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1355000	USD
CY2020Q3	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-99000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	306489000	USD
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	segment
	nacco	Performance Obligation Contract Term PerformanceObligationContractTerm	P5Y
CY2020Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	32295000	USD
CY2019Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	32603000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	105294000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	114052000	USD
CY2020Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	32295000	USD
CY2019Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	32603000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	105294000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	114052000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	15444000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	944000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	2153000	USD
CY2020Q3	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	16507000	USD
CY2020Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	941000	USD
CY2020Q3	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	1448000	USD
	nacco	Increase Decrease In Contract With Customer Asset Current IncreaseDecreaseInContractWithCustomerAssetCurrent	1063000	USD
	nacco	Increase Decrease In Contract With Customer Liability Current IncreaseDecreaseInContractWithCustomerLiabilityCurrent	-3000	USD
	nacco	Increase Decrease In Contract With Customer Liability Noncurrent IncreaseDecreaseInContractWithCustomerLiabilityNoncurrent	-705000	USD
	nacco	Performance Obligation Contract Term PerformanceObligationContractTerm	P5Y
CY2020Q3	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	200000	USD
CY2019Q3	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	100000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	700000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	500000	USD
	nacco	Performance Obligation Contract Term PerformanceObligationContractTerm	P5Y
CY2020Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	200000	USD
CY2020Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	900000	USD
CY2020Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	700000	USD
CY2020Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	300000	USD
CY2020Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	100000	USD
CY2020Q3	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	0	USD
CY2020Q3	us-gaap	Energy Related Inventory Coal EnergyRelatedInventoryCoal	12161000	USD
CY2019Q4	us-gaap	Energy Related Inventory Coal EnergyRelatedInventoryCoal	15700000	USD
CY2020Q3	us-gaap	Other Inventory Supplies OtherInventorySupplies	30272000	USD
CY2019Q4	us-gaap	Other Inventory Supplies OtherInventorySupplies	24765000	USD
CY2020Q3	us-gaap	Inventory Net InventoryNet	42433000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	40465000	USD
CY2020Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	10448000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	11398000	USD
CY2020Q3	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	144000	USD
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	544000	USD
CY2020Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1296000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1318000	USD
CY2020Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	44000	USD
CY2019Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	558000	USD
CY2020Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	11494000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	12448000	USD
CY2020Q3	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	103000	USD
CY2019Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	85000	USD
CY2020Q3	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	100000	USD
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	1900000	USD
CY2020Q3	us-gaap	Operating Lease Cost OperatingLeaseCost	499000	USD
CY2019Q3	us-gaap	Operating Lease Cost OperatingLeaseCost	569000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	1513000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	1783000	USD
CY2020Q3	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	10000	USD
CY2019Q3	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	104000	USD
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	113000	USD
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	300000	USD
CY2020Q3	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2000	USD
CY2019Q3	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	4000	USD
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	8000	USD
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	10000	USD
CY2020Q3	us-gaap	Variable Lease Cost VariableLeaseCost	157000	USD
CY2019Q3	us-gaap	Variable Lease Cost VariableLeaseCost	141000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	444000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	416000	USD
CY2020Q3	us-gaap	Short Term Lease Cost ShortTermLeaseCost	89000	USD
CY2019Q3	us-gaap	Short Term Lease Cost ShortTermLeaseCost	79000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	248000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	242000	USD
CY2020Q3	us-gaap	Lease Cost LeaseCost	757000	USD
CY2019Q3	us-gaap	Lease Cost LeaseCost	897000	USD
	us-gaap	Lease Cost LeaseCost	2326000	USD
	us-gaap	Lease Cost LeaseCost	2751000	USD
CY2020Q3	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	13000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	532000	USD
CY2020Q3	nacco	Lease Liability Payments To Be Paid Remainder Of Fiscal Year LeaseLiabilityPaymentsToBePaidRemainderOfFiscalYear	545000	USD
CY2020Q3	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	49000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	2113000	USD
CY2020Q3	nacco	Lease Liability Payments To Be Paid Year One LeaseLiabilityPaymentsToBePaidYearOne	2162000	USD
CY2020Q3	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	49000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	2162000	USD
CY2020Q3	nacco	Lease Liability Payments To Be Paid Year Two LeaseLiabilityPaymentsToBePaidYearTwo	2211000	USD
CY2020Q3	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	28000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1685000	USD
CY2020Q3	nacco	Lease Liability Payments To Be Paid Year Three LeaseLiabilityPaymentsToBePaidYearThree	1713000	USD
CY2020Q3	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	12000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1660000	USD
CY2020Q3	nacco	Lease Liability Payments To Be Paid Year Four LeaseLiabilityPaymentsToBePaidYearFour	1672000	USD
CY2020Q3	nacco	Finance Lease Liability To Be Paid After Year Four FinanceLeaseLiabilityToBePaidAfterYearFour	7000	USD
CY2020Q3	nacco	Lessee Operating Lease Liability To Be Paid After Year Four LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	9421000	USD
CY2020Q3	nacco	Lease Liability Payments To Be Paid After Year Four LeaseLiabilityPaymentsToBePaidAfterYearFour	9428000	USD
CY2020Q3	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	158000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	17573000	USD
CY2020Q3	nacco	Lease Liability Payments Due LeaseLiabilityPaymentsDue	17731000	USD
CY2020Q3	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	11000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	4783000	USD
CY2020Q3	us-gaap	Finance Lease Liability FinanceLeaseLiability	147000	USD
CY2020Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	12790000	USD
CY2020Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y2M8D
CY2019Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y9M3D
CY2020Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y2M8D
CY2019Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y9M3D
CY2020Q3	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P3Y5M19D
CY2019Q3	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P1Y11M12D
CY2020Q3	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P3Y5M19D
CY2019Q3	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P1Y11M12D
CY2020Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0701
CY2019Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0699
CY2020Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0701
CY2019Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0699
CY2020Q3	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0396
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	347000	USD
CY2019Q3	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0536
CY2020Q3	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0396
CY2019Q3	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0536
CY2020Q3	us-gaap	Operating Lease Payments OperatingLeasePayments	532000	USD
CY2019Q3	us-gaap	Operating Lease Payments OperatingLeasePayments	608000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	1646000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	1768000	USD
CY2020Q3	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	2000	USD
CY2019Q3	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	4000	USD
	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	8000	USD
	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	10000	USD
CY2020Q3	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	9000	USD
CY2019Q3	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	115000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	551000	USD
CY2020Q3	us-gaap	Variable Interest Entity Entity Maximum Loss Exposure Amount VariableInterestEntityEntityMaximumLossExposureAmount	4400000	USD
CY2019Q4	us-gaap	Variable Interest Entity Entity Maximum Loss Exposure Amount VariableInterestEntityEntityMaximumLossExposureAmount	5000000.0	USD
CY2020Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	32295000	USD
CY2019Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	32603000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	105294000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	114052000	USD
CY2020Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	9398000	USD
CY2019Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	8663000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	21460000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	34197000	USD
CY2020Q3	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	7003000	USD
CY2019Q3	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	7297000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	19802000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	13264000	USD
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.061
CY2020Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	4876000	USD
CY2019Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	4044000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	14044000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	12095000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1900000	USD
CY2020Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.188
CY2020Q3	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	9900000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1400000	USD
CY2019Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.117
CY2019Q3	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	11600000	USD
CY2020Q3	nacco	Effective Income Tax Rate Reconciliation Discrete Tax Charges EffectiveIncomeTaxRateReconciliationDiscreteTaxCharges	4200000	USD
CY2020Q3	nacco	Effective Income Tax Rate Reconciliation Discrete Tax Benefits EffectiveIncomeTaxRateReconciliationDiscreteTaxBenefits	2200000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1300000	USD
	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	21600000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5500000	USD
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.141
	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	38700000	USD
	nacco	Effective Income Tax Rate Reconciliation Discrete Tax Charges EffectiveIncomeTaxRateReconciliationDiscreteTaxCharges	4200000	USD
	nacco	Effective Income Tax Rate Reconciliation Discrete Tax Benefits EffectiveIncomeTaxRateReconciliationDiscreteTaxBenefits	1800000	USD
	nacco	Effective Income Tax Rate Without Discrete Adjustments Percent EffectiveIncomeTaxRateWithoutDiscreteAdjustmentsPercent	0.052
	nacco	Effective Income Tax Rate Without Discrete Adjustments Percent EffectiveIncomeTaxRateWithoutDiscreteAdjustmentsPercent	0.140
CY2019Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	36859000	USD
	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	9809000	USD
	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	6519000	USD
	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	2347000	USD
CY2020Q3	us-gaap	Asset Retirement Obligation AssetRetirementObligation	43096000	USD
CY2020Q3	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	9800000	USD
	nacco	Property Plant And Equipment Additions Asset Retirement Obligations PropertyPlantAndEquipmentAdditionsAssetRetirementObligations	9800000	USD

Files In Submission

Name	View Source	Status
0000789933-20-000059-index-headers.html	Edgar Link	pending
0000789933-20-000059-index.html	Edgar Link	pending
0000789933-20-000059.txt	Edgar Link	pending
0000789933-20-000059-xbrl.zip	Edgar Link	pending
exhibit311q320.htm	Edgar Link	pending
exhibit312q320.htm	Edgar Link	pending
exhibit32q320.htm	Edgar Link	pending
exhibit95q320.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
nacco-20200930.htm	Edgar Link	pending
nacco-20200930.xsd	Edgar Link	pending
nacco-20200930_cal.xml	Edgar Link	unprocessable
nacco-20200930_def.xml	Edgar Link	unprocessable
nacco-20200930_htm.xml	Edgar Link	completed
nacco-20200930_lab.xml	Edgar Link	unprocessable
nacco-20200930_pre.xml	Edgar Link	unprocessable
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
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R6.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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2020 Q3 Form 10-Q Financial Statement

#000078993320000059 Filed on November 02, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NC NACCO INDUSTRIES INC Stock $nc

2020 Q3 Form 10-Q Financial Statement

#000078993320000059 Filed on November 02, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NC
NACCO INDUSTRIES INC Stock $nc