XML 103 R78.htm IDEA: XBRL DOCUMENT
v3.21.1

Shareholders' equity, net (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Disclosure of Shareholders' equity, net [Line Items] |
Schedule of dividends declared and paid | Due to the State of National Emergency declared in the country and the restrictions to the mining industry, which limit it only to the execution of critical activities, the Board agreed in a non-face-to-face session on April 15, 2020, to exclude distribution of dividends from the agenda of the call to the Annual Mandatory Meeting initially scheduled for March 2020, which took place in July 15, 2020. The table below presents the dividends declared and paid in 2019 and 2018:
|  |  |  | Dividends |  |
|  |  |  | declared and |  | Dividend
Meetings |  | Date |  | paid |  | per share
|  |  |  | US$(000) |  | US$
2019 Dividends |  |  |  |  |  |
Mandatory Annual Shareholders’ Meeting |  | March 25 |  | 16,538 |  | 0.06
Less - Dividends of treasury shares |  |  |  | (1,298) |  |
|  |  |  | 15,240 |  |
Board of Directors’ Meeting |  | October 29 |  | 7,442 |  | 0.03
Less - Dividends of treasury shares |  |  |  | (584) |  |
|  |  |  | 6,858 |  |
|  |  |  | 22,098 |  |
2018 Dividends |  |  |  |  |  |
Mandatory Annual Shareholders’ Meeting |  | March 27 |  | 8,269 |  | 0.03
Less - Dividends of treasury shares |  |  |  | (648) |  |
|  |  |  | 7,621 |  |
Board of Directors’ Meeting |  | October 25 |  | 16,538 |  | 0.06
Less - Dividends of treasury shares |  |  |  | (1,299) |  |
|  |  |  | 15,239 |  |
|  |  |  | 22,860 |  |
Schedule Of Earning Per Share | The calculation of loss per share attributable to the equity holders of the parent is presented below:
|  | 2020 |  | 2019 |  | 2018
Loss for the year (numerator) - US$ |  | (135,718,000) |  | (12,208,000) |  | (13,445,000)
Total common and investment shares (denominator) |  | 253,986,867 |  | 253,986,867 |  | 253,986,867
Loss per basic share and diluted - US$ |  | (0.53) |  | (0.05) |  | (0.05)
The calculation of profit (loss) per share from continuing operations attributable to the equity holders of the Parent is presented below:
|  | 2020 |  | 2019 |  | 2018
Loss for the year (numerator) - US$ |  | (141,135,000) |  | (1,694,000) |  | (1,637,000)
Total common and investment shares (denominator) |  | 253,986,867 |  | 253,986,867 |  | 253,986,867
Loss per basic share and diluted - US$ |  | (0.56) |  | (0.01) |  | (0.02)
Sociedad Minera El Brocal S.A.A |
Disclosure of Shareholders' equity, net [Line Items] |
Schedule of capital stock structure | As of December 31, 2020, the Company’s capital stock structure is as follows:
Percentage of individual interest in capital |  | Number of shareholders |  | Total percentage interest
Up to 1.00 |  | 2,844 |  | 4.39
From 1.01 to 20.00 |  | 2 |  | 21.05
From 20.01 to 30.00 |  | 1 |  | 21.00
From 30.01 to 60.00 |  | 1 |  | 53.56
|  | 2,848 |  | 100.00
capital stock [Member] |
Disclosure of Shareholders' equity, net [Line Items] |
Schedule of classes of share capital | The Group’s share capital is stated in soles and consisted of common shares with voting rights, with a nominal amount of S/10.00 per share. The table below presents the composition of the capital stock as of December 31, 2020 and 2019:
|  | Number of |  | Capital |  | Capital
|  | shares |  | stock |  | stock
|  |  |  | S/(000) |  | US$(000)
Common shares |  | 274,889,924 |  | 2,748,899 |  | 813,162
Treasury shares |  | (21,174,734) |  | (211,747) |  | (62,665)
|  | 253,715,190 |  | 2,537,152 |  | 750,497
investment shares [Member] |
Disclosure of Shareholders' equity, net [Line Items] |
Schedule of classes of share capital | The table below presents the composition of the investment shares as of December 31, 2020 and 2019:
|  | Number of |  | Investment |  | Investment
|  | shares |  | shares |  | shares
|  |  |  | S/(000) |  | US$(000)
Investment shares |  | 744,640 |  | 7,447 |  | 2,161
Treasury investment shares |  | (472,963) |  | (4,730) |  | (1,370)
|  | 271,677 |  | 2,717 |  | 791

X
- Definition The disclosure of dividend declared and paid. + References No definition available. + Details
Name: | bvn_DisclosureOfDetailedInformationAboutDividendsDeclaredAndPaidTextBlock
Namespace Prefix: | bvn_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure about capital stock structure. + References No definition available. + Details
Name: | bvn_DisclosureOfDetailedInformationAboutEquityShareCapitalTextBlock
Namespace Prefix: | bvn_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure Of Earning Per Share [Text Block] + References No definition available. + Details
Name: | bvn_DisclosureOfEarningPerShareTextBlock
Namespace Prefix: | bvn_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Shareholders' equity, net + References No definition available. + Details
Name: | bvn_DisclosureOfShareholdersEquityNetLineItems
Namespace Prefix: | bvn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The disclosure of classes of share capital. [Refer: Share capital [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 79 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_79_a&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_SignificantInvestmentsInAssociatesAxis=bvn_SociedadMineraElBrocalSaaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=bvn_CapitalStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=bvn_InvestmentSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |