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Related party transactions (Tables) | 12 Months Ended
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Dec. 31, 2021
Related Party [Abstract] |
Disclosure of transactions between related parties | For the year ended December 31, 2021 and 2020, related party transactions and balances with the Corporation's 49% owned equity accounted investee, Weichai Ballard JV, were as follows:
Balances with related party - Weichai Ballard JV | 2021 |  | 2020
Trade and other receivables | $ | 10,794 |  |  | $ | 17,465 |
Investments | 28,982 |  |  | 27,561 |
Deferred revenue | 2,730 |  |  | 4,712 |
Transactions during the year with related party - Weichai Ballard JV | 2021 |  | 2020
Revenues | $ | 35,239 |  |  | $ | 44,855 |
For the year ended December 31, 2021 and 2020, related party transactions and balances with the Corporation's 10% owned equity accounted investee, Synergy Ballard JVCo, were as follows:
Balances with related party - Synergy Ballard JVCo | 2021 |  | 2020
Trade and other receivables | $ | 99 |  |  | $ | 99 |
Investments | — |  |  | — |
Deferred revenue | 16 |  |  | 304 |
Transactions during the year with related party - Synergy Ballard JVCo | 2021 |  | 2020
Revenues | $ | 3,441 |  |  | $ | 8,232 |
Corporation Directors and Executive Officers Key management personnel compensation is comprised of:
| 2021 |  | 2020
Salaries and employee benefits | $ | 3,767 |  |  | $ | 3,021 |
Post-employment retirement benefits | 74 |  |  | 62 |
Share-based compensation (note 21) | 2,411 |  |  | 1,530 |
| $ | 6,252 |  |  | $ | 4,613 |

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- Definition The disclosure of transactions between the entity and its related parties. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2021-01-01 -Paragraph 18 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_18&doctype=Standard -URIDate 2021-03-24 + Details
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