Income Taxes - Additional Deferred Income Tax Information (Details) - USD ($) $ in Millions	Nov. 03, 2019	Oct. 28, 2018
Additional Deferred Income Tax Information
Tax loss and tax credit carryforwards	$ 24.6	$ 33.6
Tax loss and tax credit carryforwards, expiring from 2020 through 2039	19.5
Tax loss and tax credit carryforwards with an indefinite carryforward period	$ 5.1

Amount before allocation of valuation allowances of deferred tax asset attributable to tax loss and tax credit carryforwards with indefinite carryforward period.

No definition available.

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Namespace Prefix:	jdcc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant