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Stock-Based Compensation - Additional Information (Detail) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
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Apr. 30, 2015 | Apr. 30, 2014 | Apr. 30, 2015 | Apr. 30, 2014 | Apr. 30, 2013
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Maximum number of common shares available for grant | 2,900 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant |  | 2,900 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant |  |
Executive officers and other highly compensated employees salary and annual cash incentive compensation deferrals percentage, maximum |  |  | 100.00%ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageMaximum |  |
Executive officers share-based long-term incentive compensation deferrals percentage, maximum |  |  | 90.00%ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageOfLongTermIncentiveCompensationMaximum |  |
Directors [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Expense related to director deferred compensation | $ 22 us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense / us-gaap_TitleOfIndividualAxis = us-gaap_DirectorMember | $ 25 us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense / us-gaap_TitleOfIndividualAxis = us-gaap_DirectorMember | $ 47 us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense / us-gaap_TitleOfIndividualAxis = us-gaap_DirectorMember | $ 52 us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense / us-gaap_TitleOfIndividualAxis = us-gaap_DirectorMember |
Stock Options [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Maximum rate of stock option, description |  |  | Not exceeding 25 percent per year |  |
Option expiring period |  |  | 10 years |  |
Compensation expense recognized | 2,103 us-gaap_StockOptionPlanExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 2,178 us-gaap_StockOptionPlanExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 4,571 us-gaap_StockOptionPlanExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 5,844 us-gaap_StockOptionPlanExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Options exercisable beginning period |  |  | 1 year |  |
Unrecognized compensation cost related to nonvested stock option | 9,556 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  | 9,556 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Weighted average period expected to be amortized, non vested shares |  |  | 1 year 4 months 24 days |  |
Weighted-average expected volatility used |  |  | 34.30%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 44.50%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Weighted average grant date fair value of stock options granted |  |  | $ 24.63 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | $ 27.92 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Total intrinsic value of options exercised | 5,082 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 2,307 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 6,179 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 5,961 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Cash received from the exercise of stock options |  |  | 3,174 us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 3,499 us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Tax benefit realized from tax deductions from exercises of stock options |  |  | 1,814 us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 1,795 us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Stock Options [Member] | Maximum [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Maximum rate of stock option |  |  | 25.00%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |
Stock Options [Member] | Post November 2012 Option Plan [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Normal retirement age |  |  | 65 years |  |
Period for options considered to be forfeited for retirees |  |  | 12 months |  |
Restricted Stock [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Weighted average period expected to be amortized, non vested shares |  |  | 2 years |  |
Period for restricted shares and share units considered to be forfeited for retirees |  |  | 12 months |  |
Period for pro-rata vesting of shares or units for non-employee directors |  |  | 1 year |  |
Unrecognized compensation cost related to nonvested restricted stock | 2,857 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |  | 2,857 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |  |
Expense related to nonvested common shares | 464 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 424 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 936 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 895 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |
Common share dividends amount included in compensation cost | 12 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 12 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 25 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 25 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |
Restricted Stock Unit [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Weighted average period expected to be amortized, non vested shares |  |  | 6 months |  |
Unrecognized compensation cost related to nonvested restricted stock | 480 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  | 480 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |  |
Expense related to nonvested common shares | 243 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 223 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 486 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 445 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |
Performance Share Incentive Awards [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Weighted average grant date fair value |  |  | $ 76.48 ndsn_GrantDateWeightedAverageFairValue / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | $ 69.25 ndsn_GrantDateWeightedAverageFairValue / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | $ 59.59 ndsn_GrantDateWeightedAverageFairValue / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember
Compensation expense charged | 1,242 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | 1,303 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | 2,491 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | 2,445 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember |
Cumulative amount recorded in shareholders' equity related to Long-Term Incentive Plan | 6,593 ndsn_CumulativeAmountRecordedInShareholdersEquity / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember |  | 6,593 ndsn_CumulativeAmountRecordedInShareholdersEquity / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember |  |
Periods of performance considered for calculating compensation expense |  |  | 3 years |  |
Deferred Compensation [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Common share dividends amount included in compensation cost | $ 45 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember | $ 32 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember | $ 84 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember | $ 58 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember |
Executive officers and other highly compensated employees salary and annual cash incentive compensation deferrals percentage, maximum |  |  | 100.00%ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageMaximum / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember |  |
Executive officers share-based long-term incentive compensation deferrals percentage, maximum |  |  | 90.00%ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageOfLongTermIncentiveCompensationMaximum / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember |  |

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