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Impairment charges on intangible assets (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Nov. 30, 2021 | Nov. 11, 2021 | Dec. 31, 2020
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | $ 5,214 | $ 20,788 |  |  | $ 3,764
Impairment on intangible assets (note 27) | 13,017 | 0 |  |  |
Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 15,517 |  |  |  |
Impairment on intangible assets (note 27) | 13,017 |  |  |  |
Ending Balance | 2,500 |  | $ 15,517 |  |
Technology | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 14,478 |  |  |  |
Impairment on intangible assets (note 27) | 11,978 |  |  |  |
Ending Balance | 2,500 |  |  |  |
Acquired customer contracts and relationships | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 880 |  |  |  |
Impairment on intangible assets (note 27) | 880 |  |  |  |
Ending Balance | 0 |  |  | $ 880 |
Non-compete agreement | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 159 |  |  |  |
Impairment on intangible assets (note 27) | 159 |  |  |  |
Ending Balance | 0 |  |  | $ 159 |
Cost |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 79,227 | 78,677 |  |  | 59,855
Impairment on intangible assets (note 27) | 0 |  |  |  |
Cost | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 17,279 |  |  |  |
Cost | Technology | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 15,976 |  |  |  |
Cost | Acquired customer contracts and relationships | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 1,048 |  |  |  |
Cost | Non-compete agreement | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | 255 |  |  |  |
Accumulated amortization |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | (74,013) | $ (57,889) |  |  | $ (56,091)
Impairment on intangible assets (note 27) | 13,017 |  |  |  |
Accumulated amortization | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | (1,762) |  |  |  |
Accumulated amortization | Technology | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | (1,498) |  |  |  |
Accumulated amortization | Acquired customer contracts and relationships | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | (168) |  |  |  |
Accumulated amortization | Non-compete agreement | Ballard Motive Solutions |  |  |  |  |
Impairment of Assets and Intangible Assets [Line Items] |  |  |  |  |
Intangible assets | $ (96) |  |  |  |

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- Definition The amount recognised as of the acquisition date for identifiable intangible assets acquired in a business combination. [Refer: Intangible assets other than goodwill; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 + Details
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