XML 127 R71.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Credit Facilities and Long-term Debt - Borrowings Under the Revolving Facility and Term Loan and Finance Lease Obligations (Details) - USD ($) | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Disclosure of detailed information about borrowings [line items] |  |
Borrowings and Finance Lease Liabilities | $ 204,400,000 | $ 244,700,000
Current portion of borrowings under credit facility and finance lease obligations | 37,900,000 | 56,000,000
Long-term portion of borrowings under credit facility and finance lease obligations | 166,500,000 | 188,700,000
Revolving Facility |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | 0 | 15,000,000
Term Loan |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | 187,500,000 | 212,500,000
Credit Facility |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | 187,500,000 | 227,500,000
Finance Lease Obligations |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings and Finance Lease Liabilities | 17,700,000 | 18,400,000
Unamortized debt issuance costs | Term Loan |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings and Finance Lease Liabilities | (800,000) | (1,200,000)
Solar panel manufacturing equipment | Finance Lease Obligations |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | $ 11,100,000 | $ 15,300,000

X
- Definition Borrowings and Finance Lease Liabilities + References No definition available. + Details
Name: | cls_BorrowingsAndFinanceLeaseLiabilities
Namespace Prefix: | cls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Current Borrowings And Finance Lease Liabilities + References No definition available. + Details
Name: | cls_CurrentBorrowingsAndFinanceLeaseLiabilities
Namespace Prefix: | cls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Non-current Portion Of Borrowings And Finance Lease Liabilities + References No definition available. + Details
Name: | cls_NoncurrentPortionOfBorrowingsAndFinanceLeaseLiabilities
Namespace Prefix: | cls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of outstanding funds that the entity is obligated to repay. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_Borrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=cls_RevolvingFacilityDueMay2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=cls_TermLoanDueMay2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=cls_CreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=cls_FinanceLeaseLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis=cls_DeferredFinancingCostsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=cls_SolarPanelManufacturingEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |