XML 92 R68.htm IDEA: XBRL DOCUMENT v3.5.0.2

EMPLOYEE STOCK OWNERSHIP PLAN (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Oct. 31, 2015	Aug. 01, 2015	Jul. 30, 2016	Aug. 01, 2015	Aug. 02, 2014	Jul. 30, 2016	Aug. 01, 2015	Nov. 01, 1988
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Percentage of outstanding common stock allocated to ESOP								40.00%
Outstanding common stock allocated to ESOP								$ 4.1
Interest rate on notes (as a percent)						1.33%	1.33%
Shares repurchased to fund ESOP	324	9,393
Contribution to the trust related to ESOP			$ 0.1	$ 0.2	$ 0.2
Interest component of contribution made to trust related to ESOP			$ 0.1	$ 0.1	$ 0.1
Changes in ESOP shares
Total ESOP shares—beginning of year	1,057,000		1,057,000	1,595,000
Shares distributed to employees			(1,057,000)	(538,000)
Total ESOP shares—end of year		1,057,000	0	1,057,000	1,595,000
ESOP shares
Allocated shares							1,057,000
Unreleased shares						0	0
Total ESOP shares	1,057,000	1,057,000	1,057,000	1,595,000	1,595,000	0	1,057,000
Number of shares released for allocation under ESOP				24,512

X

- Definition

The shares that, although not legally released, will be released by a future scheduled and committed debt service payment and will be allocated to employees for service rendered in the current accounting period and shares contributed to the ESOP that have not yet been released, committed to be released, or allocated to participant accounts.

+ References

No definition available.

+ Details

Name:	unfi_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedAndSuspenseShares
Namespace Prefix:	unfi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Represents the number of shares issued to the employees under the ESOP, during the period.

+ References

No definition available.

+ Details

Name:	unfi_EmployeeStockOwnershipPlanESOPNumberOfSharesDistributed
Namespace Prefix:	unfi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents that number of shares or units in an ESOP trust that were released during the period to be assigned to individual participant accounts.

+ References

No definition available.

+ Details

Name:	unfi_EmployeeStockOwnershipPlanESOPNumberOfSharesReleasedForAllocation
Namespace Prefix:	unfi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

-- None. No documentation exists for this element. --

+ References

No definition available.

+ Details

Name:	unfi_EmployeeStockOwnershipPlanESOPSharesInESOPRollForward
Namespace Prefix:	unfi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents the interest rate on a loan made to the ESOP by a lender other than the employer.

+ References

No definition available.

+ Details

Name:	unfi_EmployeeStockOwnershipPlanInterestRateOnESOPDebt
Namespace Prefix:	unfi_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Represents the percentage of the entity's outstanding common stock repurchased and contributed to an employee stock ownership plan.

+ References

No definition available.

+ Details

Name:	unfi_PercentageOfOutstandingCommonStockRepurchasedForEmployeeStockOwnershipPlan
Namespace Prefix:	unfi_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Represents the value of the entity's outstanding common stock repurchased and contributed to an employee stock ownership plan.

+ References

No definition available.

+ Details

Name:	unfi_ValueOfOutstandingCommonStockRepurchasedForEmployeeStockOwnershipPlan
Namespace Prefix:	unfi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

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

X

- Definition

The shares or units in an ESOP trust that have been assigned to individual participant accounts based on a known formula. IRS rules require allocations to be nondiscriminatory generally based on compensation, length of service, or a combination of both. For any particular participant such shares or units may be vested, unvested, or partially vested.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 40
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6418621&loc=d3e17540-113929

+ Details

Name:	us-gaap_EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

This item represents the number of shares provided to the Employee Stock Ownership Plan (ESOP) during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 40
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6418621&loc=d3e17540-113929

+ Details

Name:	us-gaap_EmployeeStockOwnershipPlanESOPSharesContributedToESOP
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 40
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6418621&loc=d3e17540-113929

+ Details

Name:	us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

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

X

- Definition

For grandfathered ESOP shares acquired prior to January 1, 1993, the actual interest incurred on debt for obligations that the employer may secure on behalf of the ESOP.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 105
-SubTopic 10
-Section 70
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=31814669&loc=SL6532572-165696

+ Details

Name:	us-gaap_GrandfatheredESOPExpenseRecognitionActualInterestIncurredOnESOPDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

For grandfathered ESOP shares acquired prior to January 1, 1993, the amount of cash contributions made to the ESOP.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 105
-SubTopic 10
-Section 70
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=31814669&loc=SL6532572-165696

+ Details

Name:	us-gaap_GrandfatheredESOPExpenseRecognitionCashContributionsToESOP
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration