XML 219 R157.htm IDEA: XBRL DOCUMENT v3.20.1

Bank loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Bank loans
Beginning balance	$ 95,000	$ 96,215	$ 55,000
New loans	55,000	95,000	341,215
Disbursements	(95,000)	(95,000)	(300,000)
Sale of subsidiary	0	(1,215)	0
Final balance	$ 55,000	$ 95,000	$ 96,215

X

- Definition

Represents the proceedings from new loans.

+ References

No definition available.

+ Details

Name:	bvn_AdditionsForBorrowings
Namespace Prefix:	bvn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents decrease in borrowings due to sale of subsidiary.

+ References

No definition available.

+ Details

Name:	bvn_DecreaseInBorrowingsDueToSaleOfSubsidiary
Namespace Prefix:	bvn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents the amount of disbursements.

+ References

No definition available.

+ Details

Name:	bvn_DisbursementsOfBorrowings
Namespace Prefix:	bvn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	bvn_DisclosureOfBankLoansAbstract
Namespace Prefix:	bvn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of current loans received and the current portion of non-current loans received. [Refer: Loans received]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2019-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2019-03-27

+ Details

Name:	ifrs-full_CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant