XML 88 R61.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Accounts Receivable (Details) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 USD ($) | Dec. 31, 2023 USD ($) program | Dec. 31, 2022 USD ($)
Derecognition of Financial Assets by Type of Transfer [Line Items] |  |  |
Number of supplier financing programs | program |  | 3 |
Contract assets |  | $ 250,800,000 | $ 292,900,000
Factoring of receivables from facility program |  |  |
Derecognition of Financial Assets by Type of Transfer [Line Items] |  |  |
Agreement to sell trade receivables, maximum capacity | $ 405,000,000.0 |  |
Extension term |  | 1 year |
Notice before termination |  | 3 months |
Accounts receivable sold during period |  | $ 0 | 245,600,000
Factoring of receivables from supplier financing program |  |  |
Derecognition of Financial Assets by Type of Transfer [Line Items] |  |  |
Accounts receivable sold during period |  | $ 18,600,000 | $ 105,600,000
CCS Segment Customer |  |  |
Derecognition of Financial Assets by Type of Transfer [Line Items] |  |  |
Number of supplier financing programs | program |  | 1 |
ATS Segment Customer |  |  |
Derecognition of Financial Assets by Type of Transfer [Line Items] |  |  |
Number of supplier financing programs | program |  | 2 |

X
- Definition [Line Items] for Derecognition of Financial Assets by Type of Transfer [Table] + References No definition available. + Details
Name: | cls_DerecognitionofFinancialAssetsbyTypeofTransferLineItems
Namespace Prefix: | cls_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Supplier Financing Programs + References No definition available. + Details
Name: | cls_NumberOfSupplierFinancingPrograms
Namespace Prefix: | cls_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Transfer Of Financial Assets Accounted For As Sales, Amount Derecognized1 + References No definition available. + Details
Name: | cls_TransferOfFinancialAssetsAccountedForAsSalesAmountDerecognized1
Namespace Prefix: | cls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Transfer Of Financial Assets Accounted For As Sales, Maximum Limit + References No definition available. + Details
Name: | cls_TransferOfFinancialAssetsAccountedForAsSalesMaximumLimit
Namespace Prefix: | cls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Transfer Of Financial Assets Accounted For As Sales, Term Of Agreement Extensions + References No definition available. + Details
Name: | cls_TransferOfFinancialAssetsAccountedForAsSalesTermOfAgreementExtensions
Namespace Prefix: | cls_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Transfer Of Financial Assets Accounted For As Sales, Term Required Notice Before Termination + References No definition available. + Details
Name: | cls_TransferOfFinancialAssetsAccountedForAsSalesTermRequiredNoticeBeforeTermination
Namespace Prefix: | cls_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of an entity’s right to consideration in exchange for goods or services that the entity has transferred to a customer, when that right is conditioned on something other than the passage of time (for example, the entity’s future performance). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2023-01-01 -Paragraph 105 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2023-en-r&anchor=para_105&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2023-01-01 -Paragraph 116 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2023-en-r&anchor=para_116_a&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ContractAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | cls_DerecognitionOfFinancialAssetsByTypeOfTransferAxis=cls_SaleOfReceivablesUnderFacilityProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | cls_DerecognitionOfFinancialAssetsByTypeOfTransferAxis=cls_SaleOfReceivablesUnderSupplierFinancingProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=cls_CCSSegmentCustomerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=cls_ATSSegmentCustomerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |