XML 60 R44.htm IDEA: XBRL DOCUMENT
v3.24.3

Summary of Significant Accounting Policies - Schedule of Revenue Percentage Disaggregated by Service Type (Details) (Details) | 12 Months Ended
--- | ---
Aug. 31, 2024 | Aug. 26, 2023 | Aug. 27, 2022
Core Laundry Operations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Percentage of revenues recognized over time | 88.40% | 88.40% | 88.40%
Percentage of revenues recognized at a point in time | 11.60% | 11.60% | 11.60%
Specialty Garments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Percentage of revenues recognized over time | 84.20% | 83.90% | 83.80%
Percentage of revenues recognized at a point in time | 15.80% | 16.10% | 16.20%
First Aid |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Percentage of revenues recognized over time | 0.00% | 0.00% | 0.00%
Percentage of revenues recognized at a point in time | 100.00% | 100.00% | 100.00%

X
- Definition Revenue, Performance Obligation, Percentage Of Revenues Satisfied At A Point In Time + References No definition available. + Details
Name: | unf_RevenuePerformanceObligationPercentageOfRevenuesSatisfiedAtAPointInTime
Namespace Prefix: | unf_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue, Performance Obligation, Percentage Of Revenues Satisfied Over Time + References No definition available. + Details
Name: | unf_RevenuePerformanceObligationPercentageOfRevenuesSatisfiedOverTime
Namespace Prefix: | unf_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479777/606-10-55-91 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479777/606-10-55-91 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479777/606-10-55-91 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479777/606-10-55-91 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479777/606-10-55-91 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479777/606-10-55-91 Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 91 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479777/606-10-55-91 + Details
Name: | us-gaap_DisaggregationOfRevenueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=unf_USandCanadianRentalandCleaningMFGandCorporateSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=unf_SpecialtyGarmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=unf_FirstAidMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |