Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- 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

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- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

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Balance Type:	debit
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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the 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=6877327&loc=d3e13212-122682

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of long-term debt and lease obligation, including portion classified as current.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Sum of the carrying values as of the balance sheet date of the portions of all long-term notes and loans payable due within one year or the operating cycle if longer.

+ 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 210.5-02.19,20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_NotesAndLoansPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Letter of Credit Financing Fee

+ References

No definition available.

+ Details

Name:	usfd_LetterOfCreditFinancingFee
Namespace Prefix:	usfd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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- Details

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Debt ABL Facility (Details) - USD ($) $ in Millions	12 Months Ended
Debt ABL Facility (Details) - USD ($) $ in Millions	Jan. 02, 2021	May 04, 2020	May 03, 2020	Dec. 28, 2019
Debt Instrument [Line Items]
Borrowings under facility	$ 5,748			$ 4,736
Revolving credit facility
Debt Instrument [Line Items]
Amount of debt resulting in spring maturity	$ 300
Revolving credit facility \| ABL Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 1,990	$ 1,600
Letter of Credit Financing Fee	0.125%
Credit facility unused capacity commitment fee percentage	0.25%
Weighted-average interest rate on outstanding borrowings	1.95%			2.63%
Debt issuance costs	$ 3
Borrowings under facility	0			$ 0
Letters of credit, outstanding amount	281
Available capacity in credit facility	$ 1,584
Revolving credit facility \| ABL Facility \| ABR
Debt Instrument [Line Items]
Basis spread on variable interest rate	0.00%
Revolving credit facility \| ABL Facility \| ABR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable interest rate	0.00%
Revolving credit facility \| ABL Facility \| ABR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable interest rate	0.50%
Revolving credit facility \| ABL Facility \| LIBOR
Debt Instrument [Line Items]
Basis spread on variable interest rate	1.00%
Revolving credit facility \| ABL Facility \| LIBOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable interest rate	1.00%
Revolving credit facility \| ABL Facility \| LIBOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable interest rate	1.50%
Revolving credit facility \| Former ABL senior secured revolving credit facility [Member]
Debt Instrument [Line Items]
Debt issuance costs	$ 5