XML 65 R53.htm IDEA: XBRL DOCUMENT
v3.22.0.1

LONG-TERM DEBT - Line of Credit Facilities (Details) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Jan. 29, 2022 | Jul. 31, 2021
Line of Credit Facility [Line Items] |  |
Availability | $ 2,096 |
Unused credit | 991 |
ABL Loans |  |
Line of Credit Facility [Line Items] |  |
Availability | $ 990 |
Revolving credit facility | ABL Credit Facility |  |
Line of Credit Facility [Line Items] |  |
Unused facility fees (as a percent) | 0.25% |
Revolving credit facility | ABL Credit Facility | Minimum |  |
Line of Credit Facility [Line Items] |  |
Unused facility fees (as a percent) | 0.25% |
Revolving credit facility | ABL Credit Facility | Maximum |  |
Line of Credit Facility [Line Items] |  |
Unused facility fees (as a percent) | 0.375% |
Letter of credit |  |
Line of Credit Facility [Line Items] |  |
Availability | $ 115 |
Letter of credit | ABL Credit Facility |  |
Line of Credit Facility [Line Items] |  |
Letter of credit fees (as a percent) | 1.375% |
Letter of credit | ABL Credit Facility | Minimum |  |
Line of Credit Facility [Line Items] |  |
Letter of credit fees (as a percent) | 1.125% |
Letter of credit | ABL Credit Facility | Maximum |  |
Line of Credit Facility [Line Items] |  |
Letter of credit fees (as a percent) | 1.625% |
Line of credit | Revolving credit facility | ABL Credit Facility | Base rate |  |
Line of Credit Facility [Line Items] |  |
Basis spread on variable rate (as a percent) | 0.25% |
Line of credit | Revolving credit facility | ABL Credit Facility | Base rate | Minimum |  |
Line of Credit Facility [Line Items] |  |
Basis spread on variable rate (as a percent) | 0.00% |
Line of credit | Revolving credit facility | ABL Credit Facility | Base rate | Maximum |  |
Line of Credit Facility [Line Items] |  |
Basis spread on variable rate (as a percent) | 0.50% |
Line of credit | Revolving credit facility | ABL Credit Facility | LIBOR and BA |  |
Line of Credit Facility [Line Items] |  |
Basis spread on variable rate (as a percent) | 1.25% |
Line of credit | Revolving credit facility | ABL Credit Facility | LIBOR and BA | Minimum |  |
Line of Credit Facility [Line Items] |  |
Basis spread on variable rate (as a percent) | 1.00% |
Line of credit | Revolving credit facility | ABL Credit Facility | LIBOR and BA | Maximum |  |
Line of Credit Facility [Line Items] |  |
Basis spread on variable rate (as a percent) | 1.50% |
Line of credit | Revolving credit facility | Certain inventory assets included in Inventories, net and Current assets of discontinued operations |  |
Line of Credit Facility [Line Items] |  |
Debt instrument, collateral amount | $ 2,454 | $ 2,297
Line of credit | Revolving credit facility | Certain receivables included in Accounts receivable, net and Current assets of discontinued operations |  |
Line of Credit Facility [Line Items] |  |
Debt instrument, collateral amount | $ 1,158 | $ 1,041

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of assets pledged to secure a debt instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 + Details
Name: | us-gaap_DebtInstrumentCollateralAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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 No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=unfi_ABLLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=unfi_ABLCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=unfi_LIBORAndBankersAcceptanceRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=unfi_InventoriesAndCurrentAssetsofDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=unfi_ReceivablesandCurrentAssetsofDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |