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Related party transactions (Tables)

12 Months Ended

Dec. 31, 2021

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