$NTIC
NORTHERN TECHNOLOGIES INTERNATIONAL CORP Stock $ntic

$ntic Overview Financials Valuation SEC Filings Company Website

2021 Q3 Form 10-Q Financial Statement

#000117184321004812 Filed on July 09, 2021

Income Statement

Concept	2021 Q3	2021 Q2	2020 Q3
Revenue	$15.51M	$15.42M	$10.03M
YoY Change	54.67%	58.22%	-25.43%
Cost Of Revenue	$9.923M	$10.15M	$6.620M
YoY Change	49.9%	56.22%	-27.17%
Gross Profit	$5.590M	$5.266M	$3.410M
YoY Change	63.93%	62.24%	-21.79%
Gross Profit Margin	36.03%	34.15%	34.0%
Selling, General & Admin	$5.409M	$5.244M	$4.250M
YoY Change	27.26%	11.55%	-19.05%
% of Gross Profit	96.75%	99.58%	124.63%
Research & Development	$1.183M	$1.066M	$1.060M
YoY Change	11.61%	12.25%	3.92%
% of Gross Profit	21.16%	20.25%	31.09%
Depreciation & Amortization	$275.2K	$283.2K	$250.0K
YoY Change	10.08%	4.89%	-7.41%
% of Gross Profit	4.92%	5.38%	7.33%
Operating Expenses	$5.016M	$6.310M	$4.190M
YoY Change	19.72%	11.67%	-13.43%
Operating Profit	$573.8K	$2.579M	-$780.0K
YoY Change	-173.57%	-459.73%	62.5%
Interest Expense	$1.686M	$3.044K	$800.0K
YoY Change	110.74%	-99.59%	-51.52%
% of Operating Profit	293.81%	0.12%
Other Income/Expense, Net	$50.60K		$140.0K
YoY Change	-63.86%
Pretax Income	$2.310M	$2.586M	$160.0K
YoY Change	1343.99%	-427.39%	-86.32%
Income Tax	$532.3K	$276.3K	$1.800M
% Of Pretax Income	23.04%	10.68%	1125.0%
Net Earnings	$1.652M	$2.054M	-$1.760M
YoY Change	-193.88%	-312.79%	-312.05%
Net Earnings / Revenue	10.65%	13.32%	-17.55%
Basic Earnings Per Share		$0.23
Diluted Earnings Per Share	$165.1K	$0.21	-$193.4K
COMMON SHARES
Basic Shares Outstanding	9.110M	9.110M	9.100M
Diluted Shares Outstanding		9.972M

Balance Sheet

Concept	2021 Q3	2021 Q2	2020 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$7.685M	$11.01M	$11.95M
YoY Change	-35.68%	4.82%	26.83%
Cash & Equivalents	$7.681M	$5.881M	$6.403M
Short-Term Investments	$4.634K	$5.125M	$5.545M
Other Short-Term Assets	$1.302M	$1.035M	$800.0K
YoY Change	62.79%	47.86%	-24.53%
Inventory	$11.11M	$11.31M	$10.96M
Prepaid Expenses	$1.302M	$1.035M	$797.5K
Receivables	$11.75M	$12.21M	$8.550M
Other Receivables	$1.892M	$1.675M	$950.0K
Total Short-Term Assets	$33.75M	$37.23M	$33.20M
YoY Change	1.64%	14.18%	-0.3%
LONG-TERM ASSETS
Property, Plant & Equipment	$11.82M	$7.177M	$7.111M
YoY Change	66.25%	3.06%	-3.36%
Goodwill	$0.00
YoY Change
Intangibles
YoY Change
Long-Term Investments	$27.62M	$26.94M	$24.09M
YoY Change	14.67%	22.77%	-0.48%
Other Assets	$469.0K	$486.9K	$658.8K
YoY Change	-28.81%	7.9%
Total Long-Term Assets	$40.62M	$35.57M	$32.87M
YoY Change	23.58%	11.42%	-3.91%
TOTAL ASSETS
Total Short-Term Assets	$33.75M	$37.23M	$33.20M
Total Long-Term Assets	$40.62M	$35.57M	$32.87M
Total Assets	$74.37M	$72.80M	$66.07M
YoY Change	12.56%	12.81%	-2.13%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$4.291M	$4.104M	$3.205M
YoY Change	33.87%	74.78%	-28.86%
Accrued Expenses	$4.046M	$3.282M	$2.580M
YoY Change	56.83%	57.81%	-22.52%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$8.516M	$7.553M	$6.098M
YoY Change	39.66%	68.96%	-22.24%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$104.1K	$373.2K	$270.0K
YoY Change	-61.44%	20.38%
Total Long-Term Liabilities	$104.1K	$373.2K	$272.4K
YoY Change	-61.79%	18.66%
TOTAL LIABILITIES
Total Short-Term Liabilities	$8.516M	$7.553M	$6.098M
Total Long-Term Liabilities	$104.1K	$373.2K	$272.4K
Total Liabilities	$8.620M	$7.926M	$6.370M
YoY Change	35.33%	65.65%	-18.77%
SHAREHOLDERS EQUITY
Retained Earnings	$46.97M	$45.92M	$42.47M
YoY Change	10.6%	3.8%	-5.6%
Common Stock	$18.92M	$18.17M	$17.60M
YoY Change	7.52%	5.32%	8.66%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$62.37M	$61.37M	$56.66M
YoY Change
Total Liabilities & Shareholders Equity	$74.37M	$72.80M	$66.07M
YoY Change	12.56%	12.81%	-2.13%

Cashflow Statement

Concept	2021 Q3	2021 Q2	2020 Q3
OPERATING ACTIVITIES
Net Income	$1.652M	$2.054M	-$1.760M
YoY Change	-193.88%	-312.79%	-312.05%
Depreciation, Depletion And Amortization	$275.2K	$283.2K	$250.0K
YoY Change	10.08%	4.89%	-7.41%
Cash From Operating Activities	$1.839M	-$906.3K	$1.900M
YoY Change	-3.2%	-24.48%	-31.16%
INVESTING ACTIVITIES
Capital Expenditures	-$4.824M	-$279.5K	-$360.0K
YoY Change	1239.99%	154.05%	33.33%
Acquisitions
YoY Change
Other Investing Activities	$5.120M	$789.7K	-$100.0K
YoY Change	-5220.42%	-26.2%	-90.29%
Cash From Investing Activities	$296.5K	$510.2K	-$440.0K
YoY Change	-167.38%	-46.29%	-66.15%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-212.6K	-549.6K	-200.0K
YoY Change	6.3%	223.3%	-72.97%
NET CHANGE
Cash From Operating Activities	1.839M	-906.3K	1.900M
Cash From Investing Activities	296.5K	510.2K	-440.0K
Cash From Financing Activities	-212.6K	-549.6K	-200.0K
Net Change In Cash	1.923M	-945.7K	1.260M
YoY Change	52.63%	125.16%	75.0%
FREE CASH FLOW
Cash From Operating Activities	$1.839M	-$906.3K	$1.900M
Capital Expenditures	-$4.824M	-$279.5K	-$360.0K
Free Cash Flow	$6.663M	-$626.8K	$2.260M
YoY Change	194.83%	-42.49%	-25.41%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2021Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	9109861
CY2021Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	120000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	90000	USD
CY2021Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2021Q2	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2020Q3	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2021Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000
CY2020Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000
CY2021Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2020Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2021Q2	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2020Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2021Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.02
CY2020Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.02
CY2021Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	15000000
CY2020Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	15000000
CY2021Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	9109861
CY2021Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	9109861
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	6608352	USD
CY2020Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	9099990
CY2020Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	9099990
	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	0
CY2021Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	5880923	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	6403032	USD
CY2021Q2	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	5125052	USD
CY2020Q3	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	5544722	USD
CY2021Q2	ntic	Trade Receivables Excluding Joint Ventures Net Current TradeReceivablesExcludingJointVenturesNetCurrent	11165605	USD
CY2020Q3	ntic	Trade Receivables Excluding Joint Ventures Net Current TradeReceivablesExcludingJointVenturesNetCurrent	8072212	USD
CY2021Q2	ntic	Trade Receivables Joint Ventures Current TradeReceivablesJointVenturesCurrent	1040049	USD
CY2020Q3	ntic	Trade Receivables Joint Ventures Current TradeReceivablesJointVenturesCurrent	475900	USD
CY2021Q2	ntic	Fees Receivable For Services Provided To Joint Ventures Current FeesReceivableForServicesProvidedToJointVenturesCurrent	1427240	USD
CY2020Q3	ntic	Fees Receivable For Services Provided To Joint Ventures Current FeesReceivableForServicesProvidedToJointVenturesCurrent	927286	USD
CY2021Q2	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	247895	USD
CY2020Q3	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	19907	USD
CY2021Q2	us-gaap	Inventory Gross InventoryGross	11306598	USD
CY2020Q3	us-gaap	Inventory Gross InventoryGross	10961796	USD
CY2021Q2	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	1035046	USD
CY2020Q3	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	797495	USD
CY2021Q2	us-gaap	Assets Current AssetsCurrent	37228408	USD
CY2020Q3	us-gaap	Assets Current AssetsCurrent	33202350	USD
CY2021Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7177012	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7110789	USD
CY2021Q2	us-gaap	Equity Method Investments EquityMethodInvestments	26937857	USD
CY2020Q3	us-gaap	Equity Method Investments EquityMethodInvestments	24090826	USD
CY2021Q2	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	223739	USD
CY2020Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	209729	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	746305	USD
CY2020Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	802006	USD
CY2021Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	486854	USD
CY2020Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	658788	USD
CY2021Q2	ntic	Assets Noncurrent Other Than Property Plant And Equipment AssetsNoncurrentOtherThanPropertyPlantAndEquipment	28394755	USD
CY2020Q3	ntic	Assets Noncurrent Other Than Property Plant And Equipment AssetsNoncurrentOtherThanPropertyPlantAndEquipment	25761349	USD
CY2021Q2	us-gaap	Assets Assets	72800175	USD
CY2020Q3	us-gaap	Assets Assets	66074488	USD
CY2021Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	4103932	USD
CY2020Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	3205241	USD
CY2021Q2	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	166574	USD
CY2020Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	310922	USD
CY2021Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	2295421	USD
CY2020Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1314978	USD
CY2021Q2	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	873280	USD
CY2020Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	880118	USD
CY2021Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	113688	USD
CY2020Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	386345	USD
CY2021Q2	us-gaap	Liabilities Current LiabilitiesCurrent	7552895	USD
CY2020Q3	us-gaap	Liabilities Current LiabilitiesCurrent	6097604	USD
CY2021Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	373166	USD
CY2020Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	272443	USD
CY2021Q2	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	373166	USD
CY2020Q3	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	272443	USD
CY2021Q2	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2020Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2021Q2	us-gaap	Common Stock Value CommonStockValue	182197	USD
	ntic	Net Sales Excluding Joint Ventures NetSalesExcludingJointVentures	36105009	USD
CY2021Q2	ntic	Net Sales To Joint Ventures NetSalesToJointVentures	1253920	USD
CY2020Q2	ntic	Net Sales To Joint Ventures NetSalesToJointVentures	673751	USD
CY2020Q3	us-gaap	Common Stock Value CommonStockValue	182000	USD
CY2021Q2	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	17992518	USD
CY2020Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	17415043	USD
CY2021Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	45917757	USD
CY2020Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	42472810	USD
CY2021Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2717935	USD
CY2020Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-3410438	USD
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	61374537	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	56659415	USD
CY2021Q2	us-gaap	Minority Interest MinorityInterest	3499577	USD
CY2020Q3	us-gaap	Minority Interest MinorityInterest	3045026	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	64874114	USD
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	59704441	USD
CY2021Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	72800175	USD
CY2020Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	66074488	USD
CY2021Q2	ntic	Net Sales Excluding Joint Ventures NetSalesExcludingJointVentures	14164604	USD
CY2020Q2	ntic	Net Sales Excluding Joint Ventures NetSalesExcludingJointVentures	9071072	USD
	ntic	Net Sales Excluding Joint Ventures NetSalesExcludingJointVentures	38619353	USD
	ntic	Net Sales To Joint Ventures NetSalesToJointVentures	2361165	USD
	ntic	Net Sales To Joint Ventures NetSalesToJointVentures	1504997	USD
CY2021Q2	us-gaap	Revenues Revenues	15418524	USD
CY2020Q2	us-gaap	Revenues Revenues	9744823	USD
	us-gaap	Revenues Revenues	40980518	USD
	us-gaap	Revenues Revenues	37610006	USD
CY2021Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	10152582	USD
CY2020Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	6499102	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	26997582	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	24991487	USD
CY2021Q2	us-gaap	Gross Profit GrossProfit	5265942	USD
CY2020Q2	us-gaap	Gross Profit GrossProfit	3245721	USD
	us-gaap	Gross Profit GrossProfit	13982936	USD
	us-gaap	Gross Profit GrossProfit	12618519	USD
CY2021Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	2033536	USD
CY2020Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	811787	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	5779260	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3466581	USD
CY2021Q2	ntic	Fees For Services Provided To Joint Ventures FeesForServicesProvidedToJointVentures	1589621	USD
CY2020Q2	ntic	Fees For Services Provided To Joint Ventures FeesForServicesProvidedToJointVentures	876706	USD
	ntic	Fees For Services Provided To Joint Ventures FeesForServicesProvidedToJointVentures	4388866	USD
	ntic	Fees For Services Provided To Joint Ventures FeesForServicesProvidedToJointVentures	3491244	USD
CY2021Q2	us-gaap	Other Operating Income OtherOperatingIncome	3623157	USD
CY2020Q2	us-gaap	Other Operating Income OtherOperatingIncome	1688493	USD
	us-gaap	Other Operating Income OtherOperatingIncome	10168126	USD
	us-gaap	Other Operating Income OtherOperatingIncome	6957825	USD
CY2021Q2	us-gaap	Selling Expense SellingExpense	3171657	USD
CY2020Q2	us-gaap	Selling Expense SellingExpense	2487396	USD
	us-gaap	Selling Expense SellingExpense	8745433	USD
	us-gaap	Selling Expense SellingExpense	8484928	USD
CY2021Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2072195	USD
CY2020Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2213552	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	6125151	USD
CY2021Q2	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1066493	USD
CY2020Q2	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	950127	USD
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	3217410	USD
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	2918163	USD
CY2021Q2	us-gaap	Operating Expenses OperatingExpenses	6310345	USD
CY2020Q2	us-gaap	Operating Expenses OperatingExpenses	5651075	USD
	us-gaap	Operating Expenses OperatingExpenses	18087994	USD
	us-gaap	Operating Expenses OperatingExpenses	18011443	USD
CY2021Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	2578754	USD
CY2020Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-716861	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	6063068	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	1564901	USD
CY2021Q2	us-gaap	Investment Income Net InvestmentIncomeNet	7632	USD
CY2020Q2	us-gaap	Investment Income Net InvestmentIncomeNet	-73378	USD
	us-gaap	Investment Income Net InvestmentIncomeNet	85191	USD
	us-gaap	Investment Income Net InvestmentIncomeNet	15881	USD
CY2021Q2	us-gaap	Income Loss Including Portion Attributable To Noncontrolling Interest IncomeLossIncludingPortionAttributableToNoncontrollingInterest	2586386	USD
CY2020Q2	us-gaap	Income Loss Including Portion Attributable To Noncontrolling Interest IncomeLossIncludingPortionAttributableToNoncontrollingInterest	-790239	USD
	us-gaap	Income Loss Including Portion Attributable To Noncontrolling Interest IncomeLossIncludingPortionAttributableToNoncontrollingInterest	6148259	USD
	us-gaap	Income Loss Including Portion Attributable To Noncontrolling Interest IncomeLossIncludingPortionAttributableToNoncontrollingInterest	1580782	USD
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	276338	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	142285	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	929588	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	869945	USD
CY2021Q2	us-gaap	Profit Loss ProfitLoss	2310048	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	-932524	USD
	us-gaap	Profit Loss ProfitLoss	5218671	USD
	us-gaap	Profit Loss ProfitLoss	710837	USD
CY2021Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	256132	USD
CY2020Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	32697	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	589781	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	283674	USD
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	2053916	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	-965221	USD
	us-gaap	Net Income Loss NetIncomeLoss	4628890	USD
	us-gaap	Net Income Loss NetIncomeLoss	427163	USD
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.23
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.11
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.05
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.21
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.11
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.47
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.05
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9109861
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9099990
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9107243
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9096981
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9972000
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9099990
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9829052
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9312914
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.065
CY2020Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.00
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.13
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.13
	us-gaap	Profit Loss ProfitLoss	710837	USD
CY2021Q2	us-gaap	Profit Loss ProfitLoss	2310048	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	-932524	USD
	us-gaap	Profit Loss ProfitLoss	5218671	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	262267	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-281177	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	757273	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-313844	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	2572315	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-1213701	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	5975944	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	396993	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	266771	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-21492	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	654551	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	205989	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2305544	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-1192209	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	5321393	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	191004	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	62694964	USD
CY2021Q2	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	38142	USD
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	160834	USD
CY2021Q2	us-gaap	Dividends Dividends	592141	USD
CY2021Q2	us-gaap	Profit Loss ProfitLoss	2310048	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	262267	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	64874114	USD
CY2020Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	60791866	USD
CY2020Q2	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	28587	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	339652	USD
CY2020Q2	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	200000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	-932524	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-281177	USD
CY2020Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	59746404	USD
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	59704441	USD
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	74334	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	503338	USD
	us-gaap	Dividends Dividends	1183943	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	200000	USD
	us-gaap	Profit Loss ProfitLoss	5218671	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	757273	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	64874114	USD
CY2019Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	59669294	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	0	USD
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	64195	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation And Exercise Of Stock Options AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAndExerciseOfStockOptions	998122	USD
	us-gaap	Dividends Dividends	1182200	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	200000	USD
	us-gaap	Profit Loss ProfitLoss	710837	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-313844	USD
CY2020Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	59746404	USD
	us-gaap	Profit Loss ProfitLoss	5218671	USD
	us-gaap	Profit Loss ProfitLoss	710837	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	503338	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	998122	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	30000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	0	USD
	us-gaap	Depreciation Depreciation	681484	USD
	us-gaap	Depreciation Depreciation	637030	USD
	us-gaap	Adjustment For Amortization AdjustmentForAmortization	151710	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	803555	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-2370845	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1053695	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3012533	USD
	us-gaap	Adjustment For Amortization AdjustmentForAmortization	175465	USD
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-0	USD
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-173809	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2190	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	800000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	4000000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	1219670	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	2114565	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	723441	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	375087	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	5779260	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	3466581	USD
	us-gaap	Proceeds From Dividends Received ProceedsFromDividendsReceived	3505455	USD
	us-gaap	Proceeds From Dividends Received ProceedsFromDividendsReceived	5648153	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	8526	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-109646	USD
	ntic	Increase Decrease In Trade Receivables Excluding Joint Ventures IncreaseDecreaseInTradeReceivablesExcludingJointVentures	2904707	USD
	ntic	Increase Decrease In Trade Receivables Excluding Joint Ventures IncreaseDecreaseInTradeReceivablesExcludingJointVentures	-2065641	USD
	ntic	Increase Decrease In Trade Receivables Joint Ventures IncreaseDecreaseInTradeReceivablesJointVentures	564149	USD
	ntic	Increase Decrease In Trade Receivables Joint Ventures IncreaseDecreaseInTradeReceivablesJointVentures	32904	USD
	ntic	Increase Decrease In Fees Receivable For Services Provided To Joint Ventures IncreaseDecreaseInFeesReceivableForServicesProvidedToJointVentures	499954	USD
	ntic	Increase Decrease In Fees Receivable For Services Provided To Joint Ventures IncreaseDecreaseInFeesReceivableForServicesProvidedToJointVentures	-391880	USD
	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	223024	USD
	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-174623	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	177927	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	1729133	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	223457	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-368769	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	703100	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-882962	USD
	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-162615	USD
	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	40983	USD
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	96009	USD
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	79139	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-399780	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2337471	USD
	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	200000	USD
	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	200000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1183943	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1182200	USD
	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	74334	USD
	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	64195	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1309609	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1318005	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	133585	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-163093	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-522109	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-806036	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	6403032	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	5856758	USD
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	5880923	USD
CY2020Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	5050722	USD
CY2021Q2	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	4574380	USD
CY2020Q3	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	3866791	USD
CY2021Q2	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	6732218	USD
CY2020Q3	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	7095005	USD
CY2021Q2	us-gaap	Inventory Net InventoryNet	11306598	USD
CY2020Q3	us-gaap	Inventory Net InventoryNet	10961796	USD
CY2021Q2	us-gaap	Land Land	310365	USD
CY2020Q3	us-gaap	Land Land	310365	USD
CY2021Q2	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	8516604	USD
CY2020Q3	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	8167783	USD
CY2021Q2	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	5242174	USD
CY2020Q3	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	4940912	USD
CY2021Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	14069143	USD
CY2020Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	13419060	USD
CY2021Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	6892131	USD
CY2020Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	6308271	USD
CY2021Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7177012	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7110789	USD
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.065
CY2021Q1	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2021-02-03
CY2021Q1	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2021-02-17
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.065
CY2021Q2	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2021-05-05
CY2021Q2	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2021-05-19
CY2019Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.065
CY2019Q4	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2019-11-06
CY2019Q4	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2019-11-20
CY2020Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.065
CY2020Q1	us-gaap	Dividends Payable Date Of Record Day Month And Year DividendsPayableDateOfRecordDayMonthAndYear	2020-02-05
CY2020Q1	us-gaap	Dividend Payable Date To Be Paid Day Month And Year DividendPayableDateToBePaidDayMonthAndYear	2020-02-19
	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	0
CY2020Q3	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	4646
CY2019Q3	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	3597
CY2021Q1	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	5225
CY2020Q1	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	2754
CY2020Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	71273
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	2053916	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	-965221	USD
	us-gaap	Net Income Loss NetIncomeLoss	4628890	USD
	us-gaap	Net Income Loss NetIncomeLoss	427163	USD
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9109861
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9099990
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9107243
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	9096981
CY2021Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	862139
CY2020Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	721809
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	215933
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9972000
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9099990
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9829052
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	9312914
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.23
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.11
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.05
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.21
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.11
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.47
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.05
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	419874
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	300770
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	503339	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	998122	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0215	pure
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.456	pure
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.451	pure
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P10Y
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P10Y
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0028	pure
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0157	pure
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	3.12
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	4.30
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y4M24D
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y3M7D
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	pure
CY2021Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions	827502	USD
	ntic	Allocated Share Based Compensation Expense Estimate Remainder Of Fiscal Year AllocatedShareBasedCompensationExpenseEstimateRemainderOfFiscalYear	160835	USD
	ntic	Allocated Share Based Compensation Expense Estimate Fiscal Year Two AllocatedShareBasedCompensationExpenseEstimateFiscalYearTwo	333333	USD
	ntic	Allocated Share Based Compensation Expense Estimate Fiscal Year Three AllocatedShareBasedCompensationExpenseEstimateFiscalYearThree	333334	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0237	pure
CY2021Q2	us-gaap	Revenues Revenues	15418524	USD
CY2020Q2	us-gaap	Revenues Revenues	9744823	USD
	us-gaap	Revenues Revenues	40980518	USD
	us-gaap	Revenues Revenues	37610006	USD
CY2021Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	10152582	USD
CY2020Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	6499102	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	26997582	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	24991487	USD
CY2021Q2	us-gaap	Revenues Revenues	15418524	USD
CY2020Q2	us-gaap	Revenues Revenues	9744823	USD
	us-gaap	Revenues Revenues	40980518	USD
	us-gaap	Revenues Revenues	37610006	USD
CY2021Q2	ntic	Total Fees For Services Provided To Joint Ventures Geographic Location TotalFeesForServicesProvidedToJointVenturesGeographicLocation	1589621	USD
CY2021Q2	ntic	Entity Wide Fees For Services Provided To Joint Ventures Geographic Percentage EntityWideFeesForServicesProvidedToJointVenturesGeographicPercentage	1.000	pure
CY2020Q2	ntic	Total Fees For Services Provided To Joint Ventures Geographic Location TotalFeesForServicesProvidedToJointVenturesGeographicLocation	876706	USD
CY2020Q2	ntic	Entity Wide Fees For Services Provided To Joint Ventures Geographic Percentage EntityWideFeesForServicesProvidedToJointVenturesGeographicPercentage	1.000	pure
	ntic	Total Fees For Services Provided To Joint Ventures Geographic Location TotalFeesForServicesProvidedToJointVenturesGeographicLocation	4388866	USD
	ntic	Entity Wide Fees For Services Provided To Joint Ventures Geographic Percentage EntityWideFeesForServicesProvidedToJointVenturesGeographicPercentage	1.000	pure
	ntic	Total Fees For Services Provided To Joint Ventures Geographic Location TotalFeesForServicesProvidedToJointVenturesGeographicLocation	3491244	USD
	ntic	Entity Wide Fees For Services Provided To Joint Ventures Geographic Percentage EntityWideFeesForServicesProvidedToJointVenturesGeographicPercentage	1.000	pure
CY2021Q2	us-gaap	Noncurrent Assets NoncurrentAssets	7177012	USD
CY2020Q3	us-gaap	Noncurrent Assets NoncurrentAssets	7110789	USD
CY2021Q2	us-gaap	Revenues Revenues	15418524	USD
CY2020Q2	us-gaap	Revenues Revenues	9744823	USD
	us-gaap	Revenues Revenues	40980518	USD
	us-gaap	Revenues Revenues	37610006	USD
CY2021Q2	us-gaap	Accrued Bonuses Current And Noncurrent AccruedBonusesCurrentAndNoncurrent	1766667	USD
CY2020Q2	us-gaap	Accrued Bonuses Current And Noncurrent AccruedBonusesCurrentAndNoncurrent	1200000	USD
CY2021Q2	ntic	Entity Wide Trade Joint Venture Receivables Three Joint Ventures Percentage EntityWideTradeJointVentureReceivablesThreeJointVenturesPercentage	0.737	pure
CY2020Q2	ntic	Entity Wide Trade Joint Venture Receivables Three Joint Ventures Percentage EntityWideTradeJointVentureReceivablesThreeJointVenturesPercentage	0.562	pure
CY2021Q2	us-gaap	Available For Sale Securities AvailableForSaleSecurities	5125052	USD
CY2020Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	5544722	USD
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	276338	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	929588	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	142285	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	869945	USD

Files In Submission

Name	View Source	Status
0001171843-21-004812-index-headers.html	Edgar Link	pending
0001171843-21-004812-index.html	Edgar Link	pending
0001171843-21-004812.txt	Edgar Link	pending
0001171843-21-004812-xbrl.zip	Edgar Link	pending
ex_261652.htm	Edgar Link	pending
ex_261653.htm	Edgar Link	pending
ex_261654.htm	Edgar Link	pending
ex_261655.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
ntic-20210531.xsd	Edgar Link	pending
ntic-20210531_cal.xml	Edgar Link	unprocessable
ntic-20210531_def.xml	Edgar Link	unprocessable
ntic-20210531_lab.xml	Edgar Link	unprocessable
ntic-20210531_pre.xml	Edgar Link	unprocessable
ntic20210531_10q.htm	Edgar Link	pending
ntic20210531_10q_htm.xml	Edgar Link	completed
R1.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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$NTIC
NORTHERN TECHNOLOGIES INTERNATIONAL CORP Stock $ntic

2021 Q3 Form 10-Q Financial Statement

#000117184321004812 Filed on July 09, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NTIC NORTHERN TECHNOLOGIES INTERNATIONAL CORP Stock $ntic

2021 Q3 Form 10-Q Financial Statement

#000117184321004812 Filed on July 09, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NTIC
NORTHERN TECHNOLOGIES INTERNATIONAL CORP Stock $ntic