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

No definition available.

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

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

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_LineOfCredit
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 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:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions).

+ References

+ Details

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

- 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

+ Details

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

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Debt instrument extended maturity date.

+ References

No definition available.

+ Details

Name:	usfd_DebtInstrumentExtendedMaturityDate
Namespace Prefix:	usfd_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument, interest rate at prime plus, percentage.

+ References

No definition available.

+ Details

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

- Definition

Debt Instrument Weighted Average Interest Rate

+ References

No definition available.

+ Details

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

- Definition

Letters of credit available amount.

+ References

No definition available.

+ Details

Name:	usfd_LettersOfCreditAvailableAmount
Namespace Prefix:	usfd_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Transaction costs.

+ References

No definition available.

+ Details

Name:	usfd_TransactionCosts
Namespace Prefix:	usfd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_CashAndCashEquivalentsAxis=us-gaap_CommercialPaperMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=usfd_TwoZeroOneTwoAbsFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=usfd_ExcludingCommercialPaperMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Debt - Accounts Receivable Financing Program - Additional Information (Detail) - USD ($)		9 Months Ended	12 Months Ended
	Oct. 19, 2015	Oct. 01, 2016	Jan. 02, 2016	Dec. 27, 2014	Dec. 28, 2013	Jan. 08, 2016
Debt Instrument [Line Items]
Total debt		$ 3,831,350,000	$ 4,733,136,000	$ 4,698,592,000
Debt instrument, extended maturity date			Mar. 31, 2019
Costs and fees incurred					$ 29,000,000
Revolving credit facility, outstanding amount						$ 314,000,000
Commercial Paper [Member]
Debt Instrument [Line Items]
Percentage of unused commitment fee		0.35%	0.35%
2012 ABS Facility [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 800,000,000	$ 800,000,000
Total debt		680,000,000	586,000,000	$ 636,000,000
Available capacity		$ 63,000,000	$ 111,000,000
Debt instrument, extended maturity date	Sep. 30, 2018
Costs and fees incurred	$ 1,000,000
Weighted average interest rate			1.41%	1.43%
Revolving credit facility, outstanding amount						$ 75,000,000
2012 ABS Facility [Member] \| Commercial Paper [Member]
Debt Instrument [Line Items]
Interest rate description		The lender's commercial paper rate, plus any other costs associated with the issuance of commercial paper plus 1.00%	The lender's commercial paper rate, plus any other costs associated with the issuance of commercial paper, plus 1.00%
Interest rate above base rate		1.00%	1.00%
Excluding Commercial Paper [Member]
Debt Instrument [Line Items]
Interest rate description		LIBOR plus 1.00%	LIBOR plus 1.00%
Percentage of unused commitment fee		0.35%	0.35%
Basis spread on variable interest rate		1.00%	1.00%