Trade and other receivables (Narrative) (Details)	12 Months Ended
Dec. 31, 2021 t
Trade and other receivables [abstract]
Weight of shipments	30,000

Represents weight of shipments occurred late in fiscal year end.

No definition available.

Name:	hbm_WeightOfShipmentsOccurredLateInFiscalYearEnd
Namespace Prefix:	hbm_
Data Type:	dtr-types:massItemType
Balance Type:	na
Period Type:	duration