It represent acquired share capital, Percentage.

No definition available.

Name:	czoo_AcquiredShareCapitalPercentage
Namespace Prefix:	czoo_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of deferred consideration.

+ References

No definition available.

+ Details

Name:	czoo_DeferredConsideration
Namespace Prefix:	czoo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- References

No definition available.

+ Details

Name:	czoo_DisclosureOfBusinessCombinationsTextBlockAbstract
Namespace Prefix:	czoo_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The loss from continuing operations.

+ References

No definition available.

+ Details

Name:	czoo_LossFromContinuingOperations
Namespace Prefix:	czoo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The revenue from continuing operations.

+ References

No definition available.

+ Details

Name:	czoo_RevenueFromContinuingOperations
Namespace Prefix:	czoo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- References

No definition available.

+ Details

Name:	czoo_ShareAmount
Namespace Prefix:	czoo_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Shares issued price per share.

+ References

No definition available.

+ Details

Name:	czoo_SharesIssuedPrice
Namespace Prefix:	czoo_
Data Type:	dtr:perShareItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

Name:	czoo_SquareMeter
Namespace Prefix:	czoo_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	czoo_TotalConsideration
Namespace Prefix:	czoo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

Name:	czoo_debtAssumedAndDischarged
Namespace Prefix:	czoo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

It represent loss before tax.

+ References

No definition available.

+ Details

Name:	czoo_lossBeforeTax
Namespace Prefix:	czoo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of expenses that the entity classifies as being administrative.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 26
-IssueDate 2021-01-01
-Paragraph 35
-Subparagraph b
-Clause vi
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=26&code=ifrs-tx-2021-en-r&anchor=para_35_b_vi&doctype=Standard
-URIDate 2021-03-24

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 103
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_103&doctype=Standard
-URIDate 2021-03-24

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 99
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_99&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_AdministrativeExpense
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of assets, other than cash or cash equivalents, in subsidiaries or other businesses over which control is obtained or lost. [Refer: Subsidiaries [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 7
-IssueDate 2021-01-01
-Paragraph 40
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_40_d&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_AssetsOtherThanCashOrCashEquivalentsInSubsidiaryOrBusinessesAcquiredOrDisposed2013
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount recognised as of the acquisition date for cash and cash equivalents acquired in a business combination. [Refer: Cash and cash equivalents; Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 3
-IssueDate 2021-01-01
-Paragraph B64
-Subparagraph i
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2021-01-01
-Paragraph B64
-Subparagraph f
-Clause i
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B64_f_i&doctype=Appendix&subtype=B
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_CashTransferred
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of current trade receivables. [Refer: Trade receivables]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 78
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_78_b&doctype=Standard
-URIDate 2021-03-24

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 68
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_68&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_CurrentTradeReceivables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The cash inflow from royalties, fees, commissions and other revenue. [Refer: Other revenue]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2021-01-01
-Paragraph 14
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_14_b&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_ReceiptsFromRoyaltiesFeesCommissionsAndOtherRevenue
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Business Combinations (Details) £ / shares in Units, £ in Millions		1 Months Ended		12 Months Ended
	Jan. 01, 2022 GBP (£)	Jan. 31, 2022 GBP (£) £ / shares	Jun. 30, 2020 GBP (£)	Dec. 31, 2016
Disclosure Of Business Combinations Text Block [Abstract]
Acquired share capital, Percentage		100.00%
Total consideration		£ 59.9
Cash paid		27.7
Deferred consideration,		3.0
Debt assumed and discharged		6.2
Issue of class A common shares		23.1
Cash		3.7
Total consideration net of cash acquired		56.2
Square meter				40,000
Carrying amount of trade and other receivables		£ 6.4
Fair value of the Class A shares (in Pounds per share) \| £ / shares		£ 3.52
Revenue			£ 3.0
Loss before tax			£ 8.5
Revenue from continuing operations	£ 3.6
Loss from continuing operations	10.3
Administrative expenses	£ 1.0