XML 175 R148.htm IDEA: XBRL DOCUMENT
v3.19.1

Employee Benefits and Private Pension Plan - Post-employment benefit expense (Detail) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Summary of employee benefits [line items] |  |  |
Employee benefit expense | R$ 27,558 | R$ 23,418 | R$ 18,174
Health and dental care plan [member] |  |  |
Summary of employee benefits [line items] |  |  |
Employee benefit expense | 9,559 | 164 | 3,065
Indemnification of FGTS [member] |  |  |
Summary of employee benefits [line items] |  |  |
Employee benefit expense | 11,159 | 14,828 | 9,068
Seniority bonus [member] |  |  |
Summary of employee benefits [line items] |  |  |
Employee benefit expense | 5,460 | 6,883 | 4,455
Life insurance [member] |  |  |
Summary of employee benefits [line items] |  |  |
Employee benefit expense | R$ 1,380 | R$ 1,543 | R$ 1,586

X
- Definition The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 102 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_102&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_99&doctype=Standard -URIDate 2018-03-16 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 104 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_104&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_EmployeeBenefitsExpense
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Summary of employee benefits. + References No definition available. + Details
Name: | ugp_SummaryOfEmployeeBenefitsLineItems
Namespace Prefix: | ugp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ugp_PostEmploymentBenefitsAxis=ugp_HealthAndDentalCareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ugp_PostEmploymentBenefitsAxis=ugp_IndemnificationOfFGTSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ugp_PostEmploymentBenefitsAxis=ugp_SeniorityBonusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ugp_PostEmploymentBenefitsAxis=ugp_LifeInsuranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |