Financial Instruments - Effects of Master Netting Arrangements (Details) - USD ($) $ in Thousands	Oct. 31, 2019	Oct. 31, 2018
Assets
Net amounts of assets presented in the Consolidated Balance Sheets	$ 10,898	$ 10,901
Liabilities
Net amounts of liabilities presented in the Consolidated Balance Sheets	(9)	(13)
Forward currency contracts
Assets
Gross amounts of recognized assets	11,056	10,901
Gross liabilities offset in the Consolidated Balance Sheets	(158)	0
Net amounts of assets presented in the Consolidated Balance Sheets	10,898	10,901
Liabilities
Gross amounts of recognized liabilities	(9)	(13)
Gross assets offset in the Consolidated Balance Sheets	0	0
Net amounts of liabilities presented in the Consolidated Balance Sheets	$ (9)	$ (13)

Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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