Fair Value Measurement of Assets and Liabilities (Details)	12 Months Ended
	Oct. 31, 2020 USD ($) numberOfInstruments	Oct. 31, 2019 USD ($)
Derivative Asset [Abstract]
Instruments measured on a recurring basis | numberOfInstruments	0
Vesting period	3 years
Fair Value, Inputs, Level 2
Derivative Asset [Abstract]
Foreign currency derivatives, fair value | $	$ 0	$ 100,000