XML 17 R48.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Note 12 - Geographic and Segment Information (Details) - Net Sales by Geographic Location as Percentage of Total Consolidated Net Sales (Sales Revenue, Net [Member], Geographic Concentration Risk [Member]) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Feb. 28, 2015 | Feb. 28, 2014 | Feb. 28, 2015 | Feb. 28, 2014
Note 12 - Geographic and Segment Information (Details) - Net Sales by Geographic Location as Percentage of Total Consolidated Net Sales [Line Items] |  |  |  |
Net Sales, Percentage | 100.00%us-gaap_ConcentrationRiskPercentage1 | 100.00%us-gaap_ConcentrationRiskPercentage1 | 100.00%us-gaap_ConcentrationRiskPercentage1 | 100.00%us-gaap_ConcentrationRiskPercentage1
Inside the U.S.A to Unaffiliated Customers [Member] |  |  |  |
Note 12 - Geographic and Segment Information (Details) - Net Sales by Geographic Location as Percentage of Total Consolidated Net Sales [Line Items] |  |  |  |
Net Sales, Percentage | 61.40%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_InsideTheUSAToUnaffiliatedCustomersMember | 62.10%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_InsideTheUSAToUnaffiliatedCustomersMember | 64.30%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_InsideTheUSAToUnaffiliatedCustomersMember | 66.60%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_InsideTheUSAToUnaffiliatedCustomersMember
Joint Ventures In Which The Company Is A Shareholder Directly And Indirectly - Outside the U.S.A [Member] |  |  |  |
Note 12 - Geographic and Segment Information (Details) - Net Sales by Geographic Location as Percentage of Total Consolidated Net Sales [Line Items] |  |  |  |
Net Sales, Percentage | 16.90%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_JointVenturesInWhichTheCompanyIsAShareholderDirectlyAndIndirectlyOutsideTheUSAMember | 12.90%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_JointVenturesInWhichTheCompanyIsAShareholderDirectlyAndIndirectlyOutsideTheUSAMember | 14.10%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_JointVenturesInWhichTheCompanyIsAShareholderDirectlyAndIndirectlyOutsideTheUSAMember | 11.70%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_JointVenturesInWhichTheCompanyIsAShareholderDirectlyAndIndirectlyOutsideTheUSAMember
Unaffiliated Customers - Outside the U.S.A [Member] |  |  |  |
Note 12 - Geographic and Segment Information (Details) - Net Sales by Geographic Location as Percentage of Total Consolidated Net Sales [Line Items] |  |  |  |
Net Sales, Percentage | 21.70%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_UnaffiliatedCustomersOutsideTheUSAMember | 25.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_UnaffiliatedCustomersOutsideTheUSAMember | 21.60%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_UnaffiliatedCustomersOutsideTheUSAMember | 21.70%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementScenarioAxis = ntic_UnaffiliatedCustomersOutsideTheUSAMember

X
- Details
Name: | ntic_Note12GeographicandSegmentInformationDetailsNetSalesbyGeographicLocationasPercentageofTotalConsolidatedNetSalesLineItems
Namespace Prefix: | ntic_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13537-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13531-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592 + Details
Name: | us-gaap_ConcentrationRiskPercentage1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementScenarioAxis=ntic_InsideTheUSAToUnaffiliatedCustomersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=ntic_JointVenturesInWhichTheCompanyIsAShareholderDirectlyAndIndirectlyOutsideTheUSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=ntic_UnaffiliatedCustomersOutsideTheUSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |