Subsequent Events - Additional Information (Detail) - Subsequent Event [Member] - USD ($)	Aug. 01, 2017	Jul. 28, 2017
Interest Rate Swap [Member] \| Amended and Restated 2016 Term Loan [Member]
Subsequent Event [Line Items]
Interest rate swap agreements term	4 years
Notional amount of debt hedged	$ 1,100,000,000
Notional amount of debt hedged	$ 825,000,000
Aggregate rate on notional amount	4.47%
Variable rate on notional amount	1.72%
Basis spread on variable rate on notional amount	2.75%
The Thompson Company, Braunger Foods And Variety Foods [Member]
Subsequent Event [Line Items]
Aggregate annual sales of acquired entity		$ 130,000,000

Total revenue reported by the acquired entity for its previous full fiscal year before the business acquisition.

No definition available.

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

- Definition

The percentage points added to the reference rate to compute the variable rate on the interest rate derivative.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Variable interest rate in effect as of the balance sheet date related to the interest rate derivative.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeVariableInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Derivative aggregate interest rate.

+ References

No definition available.

+ Details

Name:	usfd_DerivativeAggregateInterestRate
Namespace Prefix:	usfd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Derivative notional amount first three years.

+ References

No definition available.

+ Details

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Namespace Prefix:	usfd_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

Derivative notional amount in fourth year.

+ References

No definition available.

+ Details

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Namespace Prefix:	usfd_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=usfd_AmendedAndRestatedTwoThousandAndSixteenTermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: