XML 172 R145.htm IDEA: XBRL DOCUMENT
v3.19.1

Employee Benefits and Private Pension Plan - Additional information (Detail) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 BRL (R$) Employee | Dec. 31, 2017 BRL (R$) | Dec. 31, 2016 BRL (R$)
Summary of employee benefits [line items] |  |  |
Maximum matching contribution percentage | 11.00% |  |
Contribution to Ultraprev | R$ | R$ 24,323 | R$ 24,819 | R$ 23,261
Number of active participating employees | 8,052 |  |
Number of retired participating employees | 279 |  |
Number of former employees receiving benefits | 26 |  |
Bottom of range [member] |  |  |
Summary of employee benefits [line items] |  |  |
Monthly accumulated fund percentage | 0.50% |  |
Fixed monthly accumulated fund period | 5 years |  |
Top of range [member] |  |  |
Summary of employee benefits [line items] |  |  |
Monthly accumulated fund percentage | 1.00% |  |
Fixed monthly accumulated fund period | 25 years |  |

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- Definition The decrease (increase) in net defined benefit liability (asset) resulting from contributions to a defined benefit plan by the employer. [Refer: Net defined benefit liability (asset); Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2018-01-01 -Paragraph 141 -Subparagraph f -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=19&date=2018-03-01&anchor=para_141_f&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition Accumulated fund percentage. + References No definition available. + Details
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- Definition Fixed accumulated fund period + References No definition available. + Details
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- Definition Maximum matching contribution in proportion to employee gross salary percentage + References No definition available. + Details
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- Definition Number of active participating employees. + References No definition available. + Details
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- Definition Number of former employees receiving benefits. + References No definition available. + Details
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- Definition Number of retired participating employees. + References No definition available. + Details
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- Definition Summary of employee benefits. + References No definition available. + Details
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- Details
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- Details
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Period Type: |