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Stock-Based Compensation - Additional Information (Detail) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended
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Jan. 31, 2015 | Jan. 31, 2014 | Jan. 31, 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 |  |
Percentage of base pay and annual incentive compensation deferred | 100.00%ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageMaximum |  |
Percentage of long term incentive compensation plan deferred | 90.00%ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageOfLongTermIncentiveCompensationMaximum |  |
Directors [Member] |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Expense related to director deferred compensation | $ 25 us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense / us-gaap_TitleOfIndividualAxis = us-gaap_DirectorMember | $ 27 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 | 2,468 us-gaap_StockOptionPlanExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 3,666 us-gaap_StockOptionPlanExpense / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Options exercisable beginning period | 1 year |  |
Unrecognized compensation cost related to nonvested common shares | 11,775 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |  |
Weighted average period expected to be amortized, non vested shares | 1 year 6 months |  |
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 | $ 27.94 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Total intrinsic value of options exercised | 1,097 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 3,654 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Cash received from the exercise of stock options | 832 us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 2,224 us-gaap_EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember |
Tax benefit realized from tax deductions from exercises of stock options | 319 us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions / us-gaap_AwardTypeAxis = us-gaap_EmployeeStockOptionMember | 1,088 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] |  |  |
Unrecognized compensation cost related to nonvested common shares | 3,184 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |  |
Weighted average period expected to be amortized, non vested shares | 2 years 2 months 12 days |  |
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 |  |
Expense related to nonvested common shares | 472 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 472 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember |
Common share dividends amount included in compensation cost | 13 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember | 13 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 | 9 months 18 days |  |
Expense related to nonvested common shares | 243 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember | 222 us-gaap_RestrictedStockExpense / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockUnitsRSUMember |
Unrecognized compensation cost related to nonvested common shares | 720 us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions / 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 | 1,248 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember | 1,142 us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = us-gaap_PerformanceSharesMember |
Cumulative amount recorded in shareholders' equity related to Long-Term Incentive Plan | 5,351 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 | $ 39 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember | $ 26 us-gaap_DividendsShareBasedCompensation / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember |
Percentage of base pay and annual incentive compensation deferred | 100.00%ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageMaximum / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember |  |
Percentage of long term incentive compensation plan deferred | 90.00%ndsn_DeferredCompensationArrangementWithIndividualEmployeeContributionPercentageOfLongTermIncentiveCompensationMaximum / us-gaap_AwardTypeAxis = ndsn_EmployeeDeferredCompensationPlanMember |  |

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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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