Related parties (Tables)

12 Months Ended

Dec. 31, 2020

Disclosure of transactions between related parties [abstract]

Disclosure of subsidiaries [Table Text Block]

				Beneficial ownership of ultimate controlling party (Hudbay Minerals Inc.)
Name	Jurisdiction	Business	Entity's Parent	2020	2019
HudBay Marketing & Sales Inc.	Canada	Marketing and sales	HMI	100%	100%
HudBay Peru Inc.	British Columbia	Holding company	HMI	100%	100%
HudBay Peru S.A.C.	Peru	Exploration/development	Peru Inc.	100%	100%
HudBay (BVI) Inc.	British Virgin Islands	Precious metals sales	Peru Inc.	100%	100%
Hudbay Arizona Inc.	British Columbia	Holding company	HMI	100%	100%
Rosemont Copper Company	Arizona	Exploration/development	HudBay Arizona (US) Holding Corporation	100%	100%

Disclosure of information about key management personnel [Table Text Block]

		2020		2019
Short-term employee benefits1	$	7,951	$	8,319
Post-employment benefits		639		762
Long-term share-based awards		6,381		6,966
	$	14,971	$	16,047

¹ Such as salaries and social security contributions, paid annual leave and paid sick leave, profit-sharing and bonuses and nonmonetary benefits (such as medical care, housing, cars and free or subsidized goods or services) for current employees.