XML 78 R66.htm IDEA: XBRL DOCUMENT
v3.21.1

Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Footnotes) (Detail) | 6 Months Ended
--- | ---
Apr. 30, 2021
Fair Value Disclosures [Abstract] |
Executive officers and other highly compensated employees salary and annual cash incentive compensation deferrals percentage, maximum | 100.00%
Executive officers share-based long-term incentive compensation deferrals percentage, maximum | 90.00%

X
- Definition Deferred compensation arrangement with individual employee contribution percentage maximum. + References No definition available. + Details
Name: | ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageMaximum
Namespace Prefix: | ndsn_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Deferred compensation arrangement with individual employee contribution percentage of long term incentive compensation maximum. + References No definition available. + Details
Name: | ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageOfLongTermIncentiveCompensationMaximum
Namespace Prefix: | ndsn_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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