Name:	ndsn_DefinedBenefitPlanInsuranceContracts
Namespace Prefix:	ndsn_
Data Type:	us-types:percentItemType
Balance Type:	na
Period Type:	instant

The percentage of the fair value of Pooled Investment Funds to the fair value of total plan assets held as of the measurement date.

No definition available.

Name:	ndsn_DefinedBenefitPlanPooledInvestmentFunds
Namespace Prefix:	ndsn_
Data Type:	us-types:percentItemType
Balance Type:	na
Period Type:	instant

The percentage of the fair value of debt securities to the fair value of total plan assets held as of the measurement date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 132R

-Paragraph 5

-Subparagraph d(1)

Name:	us-gaap_DefinedBenefitPlanDebtSecurities
Namespace Prefix:	us-gaap_
Data Type:	us-types:percentItemType
Balance Type:	na
Period Type:	instant

The percentage of the fair value of equity securities to the fair value of total plan assets held as of the measurement date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 132R

-Paragraph 5

-Subparagraph d(1)

Name:	us-gaap_DefinedBenefitPlanEquitySecurities
Namespace Prefix:	us-gaap_
Data Type:	us-types:percentItemType
Balance Type:	na
Period Type:	instant

The percentage of the fair value of investments other than debt securities, equity securities, and real estate to the fair value of total plan assets held as of the measurement date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 132R

-Paragraph 5

-Subparagraph d(1)

Name:	us-gaap_DefinedBenefitPlanOtherPlanAssets
Namespace Prefix:	us-gaap_
Data Type:	us-types:percentItemType
Balance Type:	na
Period Type:	instant

The aggregate percentage of the fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of total plan assets held as of the measurement date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 132R

-Paragraph 5

-Subparagraph d(1)