Derivative Fair Value Of Derivative Asset, Both Designated and Not Designated as Hedges

No definition available.

Name:	ndsn_DerivativeFairValueOfDerivativeAssetBothDesignatedAndNotDesignatedAsHedges
Namespace Prefix:	ndsn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Derivative Fair Value Of Derivative Liability, Both Designated and Not Designated as Hedges

+ References

No definition available.

+ Details

Name:	ndsn_DerivativeFairValueOfDerivativeLiabilityBothDesignatedAndNotDesignatedAsHedges
Namespace Prefix:	ndsn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), Effective Portion, Net

+ References

No definition available.

+ Details

Name:	ndsn_OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossEffectivePortionNet
Namespace Prefix:	ndsn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 182
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480401/815-10-55-182

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4A

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (c)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

+ Details

Name:	us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-5A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 18
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-18

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 20
-Name Accounting Standards Codification
-Section 25
-Paragraph 6A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480682/815-20-25-6A

+ Details

Name:	us-gaap_DerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Net gain (loss) relating to components of the gain (loss) on the fair value hedging instrument excluded from the assessment of fair value hedge effectiveness. Recognized in earnings.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4C
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4C

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 21
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476148/220-40-50-21

+ Details

Name:	us-gaap_GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of cumulative increase (decrease) in fair value of hedged liability in fair value hedge, attributable to hedged risk. Excludes cumulative basis adjustment related to foreign exchange risk.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4EE
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4EE

+ Details

Name:	us-gaap_HedgedLiabilityFairValueHedgeCumulativeIncreaseDecrease
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Fair value of all derivative assets designated as hedges of net investment in foreign operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4A

+ Details

Name:	us-gaap_NetInvestmentHedgeDerivativeAssetsAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 182
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480401/815-10-55-182

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4A

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4C
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4C

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-11

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480627/815-20-45-3

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 10A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-10A

+ Details

Name:	us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_StatementOfFinancialPositionLocationBalanceAxis=us-gaap_AccruedLiabilitiesCurrentAndNoncurrent
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementOfFinancialPositionLocationBalanceAxis=us-gaap_LiabilitiesOtherThanLongtermDebtNoncurrent
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementOfFinancialPositionLocationBalanceAxis=us-gaap_OtherAssets
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementOfFinancialPositionLocationBalanceAxis=us-gaap_PrepaidExpenseCurrentAndNoncurrent
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_CashFlowHedgingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementOfIncomeLocationBalanceAxis=us-gaap_InterestExpenseOperating
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_NetInvestmentHedgingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementOfIncomeLocationBalanceAxis=us-gaap_CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Derivative financial instruments - Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2026	Apr. 30, 2025	Apr. 30, 2026	Apr. 30, 2025	Oct. 31, 2025
Derivative [Line Items]
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)	$ 6,404		$ 6,404		$ 11,486
Balance Sheet Location [Axis]: us-gaap:AccruedLiabilitiesCurrentAndNoncurrent
Derivative [Line Items]
Derivative Fair Value Of Derivative Liability, Both Designated and Not Designated as Hedges	14,240		14,240		16,026
Balance Sheet Location [Axis]: us-gaap:LiabilitiesOtherThanLongtermDebtNoncurrent
Derivative [Line Items]
Derivative Fair Value Of Derivative Liability, Both Designated and Not Designated as Hedges	69,131		69,131		61,725
Balance Sheet Location [Axis]: us-gaap:OtherAssets
Derivative [Line Items]
Derivative Fair Value Of Derivative Asset, Both Designated and Not Designated as Hedges	5,282		5,282		10,353
Balance Sheet Location [Axis]: us-gaap:PrepaidExpenseCurrentAndNoncurrent
Derivative [Line Items]
Derivative Fair Value Of Derivative Asset, Both Designated and Not Designated as Hedges	13,166		13,166		12,031
Foreign Currency Forward Contracts \| Not Designated as Hedging Instrument \| Balance Sheet Location [Axis]: us-gaap:AccruedLiabilitiesCurrentAndNoncurrent
Derivative [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value	5,050		5,050		15,350
Foreign Currency Forward Contracts \| Not Designated as Hedging Instrument \| Balance Sheet Location [Axis]: us-gaap:PrepaidExpenseCurrentAndNoncurrent
Derivative [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value	5,583		5,583		4,961
Foreign Currency Forward Contracts \| Cash Flow Hedging \| Location, Statement of Income, Balance [Axis]: us-gaap:InterestExpenseOperating
Derivative [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax	3,007	$ (9,581)	5,362	$ (12,567)
Foreign Currency Forward Contracts \| Cash Flow Hedging \| Designated as Hedging Instrument \| Balance Sheet Location [Axis]: us-gaap:AccruedLiabilitiesCurrentAndNoncurrent
Derivative [Line Items]
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value	9,190		9,190		676
Foreign Currency Forward Contracts \| Cash Flow Hedging \| Designated as Hedging Instrument \| Balance Sheet Location [Axis]: us-gaap:LiabilitiesOtherThanLongtermDebtNoncurrent
Derivative [Line Items]
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value	69,131		69,131		61,725
Foreign Currency Forward Contracts \| Cash Flow Hedging \| Designated as Hedging Instrument \| Balance Sheet Location [Axis]: us-gaap:OtherAssets
Derivative [Line Items]
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value	0		0		0
Foreign Currency Forward Contracts \| Cash Flow Hedging \| Designated as Hedging Instrument \| Balance Sheet Location [Axis]: us-gaap:PrepaidExpenseCurrentAndNoncurrent
Derivative [Line Items]
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value	6,461		6,461		5,937
Foreign Currency Forward Contracts \| Net Investment Hedging \| Designated as Hedging Instrument \| Location, Statement of Income, Balance [Axis]: us-gaap:CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease
Derivative [Line Items]
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), Effective Portion, Net	9,392	(63,794)	(17,168)	(26,756)
Foreign Currency Forward Contracts \| Net Investment Hedging \| Designated as Hedging Instrument \| Location, Statement of Income, Balance [Axis]: us-gaap:InterestExpenseOperating
Derivative [Line Items]
Gain (Loss) from Components Excluded from Assessment of Fair Value Hedge Effectiveness, Net	4,699	3,541	8,327	7,278
Interest Rate Swap \| Cash Flow Hedging \| Location, Statement of Income, Balance [Axis]: us-gaap:InterestExpenseOperating
Derivative [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax	(3,007)	$ 9,581	(5,362)	$ 12,567
Interest Rate Swap \| Cash Flow Hedging \| Designated as Hedging Instrument \| Balance Sheet Location [Axis]: us-gaap:OtherAssets
Derivative [Line Items]
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)	5,282		5,282		10,353
Interest Rate Swap \| Cash Flow Hedging \| Designated as Hedging Instrument \| Balance Sheet Location [Axis]: us-gaap:PrepaidExpenseCurrentAndNoncurrent
Derivative [Line Items]
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)	$ 1,122		$ 1,122		$ 1,133