XML 146 R119.htm IDEA: XBRL DOCUMENT
v3.19.1

Income and Social Contribution Taxes - Additional Information (Detail) - BRL (R$) R$ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Disclosure of related party [line items] |  |
Tax losses and negative basis for social contribution carryforwards | R$ 208,036 | R$ 201,471
Deferred taxes not recognized due to the uncertainty of realization | 220,832 | 128,418
Deferred tax assets reversed | 39,462 |
offshore subsidiaries [member] |  |
Disclosure of related party [line items] |  |
Tax loss carryforwards related to income tax | 620,906 | 388,178
Tax loss carryforwards related to income tax | 620,906 | 388,178
IRPJ [member] |  |
Disclosure of related party [line items] |  |
Tax loss carryforwards related to income tax | 873,718 | 576,948
Tax loss carryforwards related to income tax | 873,718 | 576,948
CSLL [member] |  |
Disclosure of related party [line items] |  |
Tax loss carryforwards related to income tax | 876,315 | 576,949
Tax loss carryforwards related to income tax | R$ 876,315 | R$ 576,949

X
- Definition The amount of deferred tax asset when: (a) the utilisation of the deferred tax asset is dependent on future taxable profits in excess of the profits arising from the reversal of existing taxable temporary differences; and (b) the entity has suffered a loss in either the current or preceding period in the tax jurisdiction to which the deferred tax asset relates. [Refer: Temporary differences [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2018-01-01 -Paragraph 82 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2018-03-01&anchor=para_82&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_DeferredTaxAssetWhenUtilisationIsDependentOnFutureTaxableProfitsInExcessOfProfitsFromReversalOfTaxableTemporaryDifferencesAndEntityHasSufferedLossInJurisdictionToWhichDeferredTaxAssetRelates
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Tax losses and negative basis for social contribution carryforwards. + References No definition available. + Details
Name: | ugp_DeferredIncomeAndSocialContributionTaxesTaxLossesAndNegativeBasisForSocialContributionCarryforwards
Namespace Prefix: | ugp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Deferred Taxes Not Recognized Due To Uncertainty Of Realization + References No definition available. + Details
Name: | ugp_DeferredTaxesNotRecognizedDueToUncertaintyOfRealization
Namespace Prefix: | ugp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent concepts included in a table. Disclosure of related party. + References No definition available. + Details
Name: | ugp_DisclosureOfRelatedPartyLineItems
Namespace Prefix: | ugp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax loss carryforwards related to income tax. + References No definition available. + Details
Name: | ugp_TaxLossCarryforwards
Namespace Prefix: | ugp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=ugp_OffshoreSubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ugp_TaxesAxis=ugp_IRPJMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ugp_TaxesAxis=ugp_CSLLMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |