Name:	jdcc_EquipmentOnOperatingLeasesImpairmentCharges
Namespace Prefix:	jdcc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Term of lessor's operating, direct financing, and sales-type leases, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

No definition available.

Name:	jdcc_LessorOperatingDirectFinancingAndSalesTypeLeaseTermOfContract
Namespace Prefix:	jdcc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Threshold period for payment deferrals of operating leases negatively impacted by COVID, in 'PnYnMnDTnHnS' format, for example, 'P1Y5M13D' represents the reported fact for one year, five months, and thirteen days.

No definition available.

Name:	jdcc_OperatingLeasePaymentDeferralPeriod
Namespace Prefix:	jdcc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Percentage of operating lease portfolio that was granted relief due to the negative effects of COVID.

No definition available.

Name:	jdcc_OperatingLeasePercentReliefGranted
Namespace Prefix:	jdcc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Indicates (true false) whether practical expedient is elected to account for lease component and nonlease component as single lease component.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3A
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL117410129-209981

Name:	us-gaap_LeasePracticalExpedientLessorSingleLeaseComponent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	instant

Indicates (true false) whether lessee has option to purchase underlying asset for direct financing lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(4)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919359-209981

Name:	us-gaap_LessorDirectFinancingLeaseExistenceOfLesseeOptionToPurchaseUnderlyingAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether lessor has option to extend direct financing lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919359-209981

Name:	us-gaap_LessorDirectFinancingLeaseExistenceOfOptionToExtend
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether lessor has option to terminate direct financing lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919359-209981

Name:	us-gaap_LessorDirectFinancingLeaseExistenceOfOptionToTerminate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

Name:	us-gaap_LessorDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether accounting policy was elected to exclude from measurement of lease revenue and associated tax expense tax assessed by governmental authority that was both imposed on and concurrent with specific lease transaction, and collected by lessor.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL119206284-209981

Name:	us-gaap_LessorLeasePolicyElectionSalesTaxAndOtherSimilarTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether lessee has option to purchase underlying asset for operating lease.

Name:	us-gaap_LessorOperatingLeaseExistenceOfLesseeOptionToPurchaseUnderlyingAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether lessor has option to extend operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919359-209981

Name:	us-gaap_LessorOperatingLeaseExistenceOfOptionToExtend
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether lessor has option to terminate operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919359-209981

Name:	us-gaap_LessorOperatingLeaseExistenceOfOptionToTerminate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether lessee has option to purchase underlying asset for sales-type lease.

Name:	us-gaap_LessorSalesTypeLeaseExistenceOfLesseeOptionToPurchaseUnderlyingAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether lessor has option to extend sales-type lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919359-209981

Name:	us-gaap_LessorSalesTypeLeaseExistenceOfOptionToExtend
Namespace Prefix:	us-gaap_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

Indicates (true false) whether lessor has option to terminate sales-type lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919359-209981