Other Assets - Schedule of Other Assets (Parenthetical) (Details) $ in Millions	Jul. 31, 2019 USD ($)	Oct. 31, 2018 USD ($)	Jun. 29, 2016 Customer
Other Assets Noncurrent [Abstract]
Number of customers under agreement \| Customer			1
Contractual Obligation \| $	$ 2.3	$ 2.0

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

No definition available.

Name:	us-gaap_ContractualObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant