It represents as a number of underperforming stores.

No definition available.

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Namespace Prefix:	fred_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

It represents as a restructuring reserve additions.

+ References

No definition available.

+ Details

Name:	fred_RestructuringReserveAdditions
Namespace Prefix:	fred_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

It represents as a restructuring reserve utilizations.

+ References

No definition available.

+ Details

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Namespace Prefix:	fred_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

+ Details

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

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

+ Details

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

- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB TOPIC 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

+ Details

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

- Details

Name:	us-gaap_ValuationAllowancesAndReservesTypeAxis=fred_LeaseContractTerminationLiability2017ClosuresMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=fred_StoreClosures1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=fred_StoreClosuresMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=fred_StoreClosures2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=fred_CorporateHeadquartersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=fred_StoreClosures3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=fred_PharmacyClosuresMember
Namespace Prefix:
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EXIT AND DISPOSAL ACTIVITIES (Details Narrative) $ in Thousands	3 Months Ended					6 Months Ended		12 Months Ended
	Feb. 03, 2018 USD ($)	Oct. 28, 2017 USD ($)	Jul. 29, 2017 Number	Jul. 29, 2017 USD ($)	Apr. 29, 2017 USD ($) Number	Aug. 04, 2018 USD ($)	Jul. 29, 2017 USD ($)	Feb. 06, 2018 USD ($)	Feb. 03, 2018 USD ($)
Asset impairment charges						$ 164	$ 2,199
Number of underperforming stores \| Number			39
Utilization Lease contract termination liability						(1,200)
Lease contract termination liability	$ 13,700					12,500			$ 13,700
Lease contract termination liability, 2017 closures [Member]
Number of underperforming stores \| Number					39
Additions lease contract termination liability		$ 200			$ 8,200
Utilization Lease contract termination liability						(1,200)			2,100
Lease contract termination liability	6,300					5,100			6,300
2014 Store Closures [Member]
Asset impairment charges								$ 200
Store Closures [Member]
Asset impairment charges						500
2014 Store Closures [Member]
Asset impairment charges						500
Corporate Headquarters [Member]
Asset impairment charges						3,600
2016 Store Closures [Member]
Asset impairment charges	1,100			$ 800
Additions lease contract termination liability	200
Utilization Lease contract termination liability	2,100
Lease contract termination liability	$ 6,300					$ 5,100			$ 6,300
Pharmacy closures [Member]
Amortization of intangible assets				$ 1,400