Remaining weighted average life of notes.

No definition available.

Name:	ndsn_RemainingWeightedAverageLifeOfNotes
Namespace Prefix:	ndsn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Term Loan Facility

+ References

No definition available.

+ Details

Name:	ndsn_TermLoanFacility
Namespace Prefix:	ndsn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

No definition available.

+ Details

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

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

- Definition

Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16)(a)(2))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

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

- Definition

Carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

- Details

Name:	us-gaap_DebtInstrumentAxis=ndsn_SeniorNotesDue20232025Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=ndsn_SeniorNotesDue20232027Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=ndsn_SeniorNotesDue20232030Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=ndsn_EuroLoanDue2023Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=ndsn_TermLoanFacilityAgreementDue2024Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_EUR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=ndsn_RevolvingCreditAgreementDue2024Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=ndsn_SwingLineLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=ndsn_TermLoanFacilityAgreementDue2024Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Long-term debt - Additional Information (Detail) - USD ($)		1 Months Ended	6 Months Ended
	Jan. 18, 2023	Apr. 30, 2019	Apr. 30, 2023	Oct. 31, 2022
Senior notes, due 2023-2025
Debt Instrument [Line Items]
Weighted average interest rate for borrowings			3.10%
Remaining weighted average life of notes			11 months 19 days
Senior notes, due 2023-2027
Debt Instrument [Line Items]
Weighted average interest rate for borrowings			3.10%
Remaining weighted average life of notes			1 year 11 months 12 days
Senior notes, due 2023-2030
Debt Instrument [Line Items]
Weighted average interest rate for borrowings			3.90%
Remaining weighted average life of notes			2 years 6 months 18 days
Term Facility, due 2024
Debt Instrument [Line Items]
Term loan			$ 0	$ 261,893,000
Term Loan Facility Agreement Due 2024
Debt Instrument [Line Items]
Weighted average interest rate for borrowings			3.90%
Term Facility, due 2024			$ 198,369,000	$ 0
Term Loan Facility Agreement Due 2024 \| Euro
Debt Instrument [Line Items]
Term Facility, due 2024			$ 180,000,000
Revolving credit agreement, due 2024
Debt Instrument [Line Items]
Revolving credit facility		$ 850,000,000
Credit facility, term		5 years
Revolving credit agreement, due 2024 \| Swing Line Loans
Debt Instrument [Line Items]
Revolving credit facility		$ 75,000,000
Weighted average interest rate for borrowings			5.49%
Term Loan Facility Agreement Due 2024
Debt Instrument [Line Items]
Credit facility, term	1 year 3 months
Term Loan Facility	$ 200,000,000