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Capital Shares - Capital Shares (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 12 Months Ended
Oct. 31, 2014
Oct. 31, 2013
Oct. 31, 2012
Equity [Abstract]      
Number of Shares 2,224ndsn_StockRepurchasedDuringPeriodForPublicallyAnnouncedProgram 459ndsn_StockRepurchasedDuringPeriodForPublicallyAnnouncedProgram 1,831ndsn_StockRepurchasedDuringPeriodForPublicallyAnnouncedProgram
Total Amount $ 163,584ndsn_TreasuryStockAcquiredUnderPubliclyAnnouncedPrograms $ 30,443ndsn_TreasuryStockAcquiredUnderPubliclyAnnouncedPrograms $ 86,022ndsn_TreasuryStockAcquiredUnderPubliclyAnnouncedPrograms
Average per Share $ 73.55ndsn_TreasuryStockAcquiredUnderPubliclyAnnouncedProgramsAverageCostPerShare $ 66.29ndsn_TreasuryStockAcquiredUnderPubliclyAnnouncedProgramsAverageCostPerShare $ 46.98ndsn_TreasuryStockAcquiredUnderPubliclyAnnouncedProgramsAverageCostPerShare