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v3.19.1

Consolidated Statement of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Operating activities: |  |  |  |  |  |  |
Net earnings |  | $ 98.9 |  | $ 105.5 | [1],[2],[3] | $ 138.3 | [1],[2],[3]
Adjustments to net earnings for items not affecting cash: |  |  |  |  |  |  |
Depreciation and amortization |  | 89.1 |  | 76.5 | [3] | 75.6 | [3]
Equity-settled stock-based compensation (note 13) |  | 33.4 |  | 30.1 | [3] | 33.0 | [3]
Other charges (note 16) |  | 1.4 |  | 5.7 | [3] | 21.2 | [3]
Finance costs, net of refund interest income |  | 24.4 |  | 10.1 | [3] | (4.3) | [3]
Income tax expense (recovery) |  | (17.0) |  | 27.6 | [3] | 24.7 | [3]
Other |  | (7.5) |  | (1.6) | [3] | (1.1) | [3]
Changes in non-cash working capital items: |  |  |  |  |  |  |
Accounts receivable |  | (155.4) |  | (6.3) | [3] | (134.6) | [3]
Inventories |  | (224.0) |  | (139.6) | [3] | (61.5) | [3]
Other current assets |  | 7.6 |  | (2.0) | [3] | (5.3) | [3]
Accounts payable, accrued and other current liabilities and provisions |  | 227.0 |  | 51.8 | [3] | 75.4 | [3]
Increase (decrease) in working capital |  | (144.8) |  | (96.1) | [3] | (126.0) | [3]
Net income tax refund (paid), including related refund interest income |  | (44.8) |  | (30.8) | [3] | 11.9 | [3]
Net cash provided by operating activities |  | 33.1 |  | 127.0 | [3] | 173.3 | [3]
Investing activities: |  |  |  |  |  |  |
Acquisitions (note 3) |  | (467.1) |  | 0.0 | [3] | (14.9) | [3]
Purchase of computer software and property, plant and equipment | [4] | (82.2) |  | (102.6) | [3] | (64.1) | [3]
Proceeds from sale of assets |  | 3.7 |  | 0.8 | [3] | 1.0 | [3]
Repayment of advances from solar supplier (note 4) |  | 0.0 |  | 12.5 | [3] | 14.0 | [3]
Net cash used in investing activities |  | (545.6) |  | (89.3) | [3] | (64.0) | [3]
Financing activities: |  |  |  |  |  |  |
Finance lease payments (note 12) |  | (17.0) |  | (6.5) | [3] | (4.5) | [3]
Issuance of capital stock (note 13) |  | 0.4 |  | 13.6 | [3] | 4.1 | [3]
Repurchase of capital stock for cancellation (note 13) |  | (75.5) |  | (19.9) | [3] | (34.3) | [3]
Purchase of treasury stock for stock-based plans (note 13) |  | (22.4) |  | (16.7) | [3] | (18.2) | [3]
Finance costs paid |  | (36.0) |  | (10.2) | [3] | (9.5) | [3]
Net cash provided by (used in) financing activities |  | 419.3 |  | (79.7) | [3] | (97.4) | [3]
Net increase (decrease) in cash and cash equivalents |  | (93.2) |  | (42.0) | [3] | 11.9 | [3]
Cash and cash equivalents, beginning of year | [3] | 515.2 | [5] | 557.2 |  | 545.3 |
Cash and cash equivalents, end of year |  | 422.0 |  | 515.2 | [3],[5] | 557.2 | [3]
Prior credit facility |  |  |  |  |  |  |
Financing activities: |  |  |  |  |  |  |
Borrowings under credit facility (note 12) |  | 163.0 |  | 0.0 | [3] | 40.0 | [3]
Repayments under credit facility (note 12) |  | (350.5) |  | (40.0) | [3] | (75.0) | [3]
New credit facility |  |  |  |  |  |  |
Financing activities: |  |  |  |  |  |  |
Borrowings under credit facility (note 12) |  | 759.0 |  | 0.0 | [3] | 0.0 | [3]
Repayments under credit facility (note 12) |  | $ (1.7) |  | $ 0.0 | [3] | $ 0.0 | [3]
[1] | Certain prior period figures have been restated to reflect the adoption of IFRS 15 (see note 2)
[2] | Certain prior period figures have been restated to reflect the adoption of IFRS 15 (see note 2)
[3] | Certain prior period figures have been restated to reflect the adoption of IFRS 15 (see note 2)
[4] | Additional equipment of $9.3 was acquired through finance leases in 2018 (2017 —$5.0; 2016 — $3.4). See notes 4, 8 and 12. Purchases of property, plant and equipment that were unpaid at December 31, 2018 were $14.4 (December 31, 2017 — $14.0; December 31, 2016 — $22.6).
[5] | Certain prior period figures have been restated to reflect the adoption of IFRS 15 (see note 2)

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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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