XML 87 R69.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Retirement, Pension and Other Postretirement Plans - Allocation of Pension Plan Assets (Detail) - Pension Plans [Member] | Oct. 31, 2017 | Oct. 31, 2016
--- | --- | ---
United States [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 100.00% | 100.00%
International [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 100.00% | 100.00%
Equity Securities [Member] | United States [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 13.00% | 15.00%
Debt Securities [Member] | United States [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 48.00% | 31.00%
Insurance Contracts [Member] | International [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 56.00% | 59.00%
Pooled Investment Funds [Member] | United States [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 39.00% | 53.00%
Pooled Investment Funds [Member] | International [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 42.00% | 39.00%
Other [Member] | United States [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations |  | 1.00%
Other [Member] | International [Member] |  |
Allocation of pension plan assets |  |
Defined Benefit Plan, Actual Plan Asset Allocations | 2.00% | 2.00%

X
- References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanInformationAboutPlanAssetsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of plan assets held. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2446-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanSponsorLocationAxis=us-gaap_DomesticPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RetirementPlanSponsorLocationAxis=us-gaap_ForeignPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_DebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=ndsn_InsuranceContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=ndsn_PooledInvestmentFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=ndsn_OtherTypeOfInvestmentsOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |