Goodwill and purchased intangible assets Additional information (Details) - USD ($)
$ in Thousands
3 Months Ended
Jan. 31, 2017
Oct. 31, 2016
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year $ 54,004  
Goodwill 1,111,744 $ 1,110,493
Finite-Lived Intangible Assets, Amortization Expense, Year Two 60,664  
Finite-Lived Intangible Assets, Amortization Expense, Year Three 54,853  
Finite-Lived Intangible Assets, Amortization Expense, Year Four 45,478  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 33,095  
Finite-Lived Intangible Assets, Amortization Expense, after Year Five 34,869  
Net Carrying Amount 282,963  
Other adjustments (596)  
Currency translation adjustments 1,847  
Cost of Sales [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 4,809  
Finite-Lived Intangible Assets, Amortization Expense, Year Two 5,216  
Finite-Lived Intangible Assets, Amortization Expense, Year Three 4,836  
Finite-Lived Intangible Assets, Amortization Expense, Year Four 3,173  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 2,435  
Finite-Lived Intangible Assets, Amortization Expense, after Year Five 943  
Net Carrying Amount 21,412  
Operating Expense [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year 49,195  
Finite-Lived Intangible Assets, Amortization Expense, Year Two 55,448  
Finite-Lived Intangible Assets, Amortization Expense, Year Three 50,017  
Finite-Lived Intangible Assets, Amortization Expense, Year Four 42,305  
Finite-Lived Intangible Assets, Amortization Expense, Year Five 30,660  
Finite-Lived Intangible Assets, Amortization Expense, after Year Five 33,926  
Net Carrying Amount 261,551  
Developed Technology Rights [Member]    
Finite-Lived Intangible Assets [Line Items]    
intangible assets reaching the end of useful life 20,800  
Customer Relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Net Carrying Amount 254,087 272,451
Other Intangible Assets [Member]    
Finite-Lived Intangible Assets [Line Items]    
Net Carrying Amount 28,876 33,847
Verifone Systems [Member]    
Finite-Lived Intangible Assets [Line Items]    
Goodwill 497,373 497,126
Other adjustments 0  
Currency translation adjustments 247  
Verifone Services [Member]    
Finite-Lived Intangible Assets [Line Items]    
Goodwill 614,371 $ 613,367
Other adjustments (596)  
Currency translation adjustments $ 1,600