Revenue Recognition - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Aug. 02, 2019	Aug. 03, 2018	Aug. 02, 2019	Aug. 03, 2018
Disaggregation of Revenue [Line Items]
Anticipated sales returns	$ 232	$ 228	$ 232	$ 228
Right of return assets	152	147	152	147
Up-front payment arrangement	875	1,000	875	1,000
Liability for stored-value cards	449	419	449	419
Deferred revenue from extended protection plans recognized in sales	101	101	200	196
Accrual for claims incurred	$ 48	$ 48	$ 96	$ 94
Minimum
Disaggregation of Revenue [Line Items]
Extended product warranty term			1 year
Maximum
Disaggregation of Revenue [Line Items]
Extended product warranty term			5 years

Represents the accruals for claims that are incurred per the terms of the extended warranty contract.

No definition available.

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Data Type:	xbrli:monetaryItemType
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- Definition

Carrying value as of the balance sheet date of the liability for outstanding stored value cards, which include purchased gift cards as well as cards given for returned merchandise credit. Retail customers purchase gift cards or gift certificates or are given merchandise credit that can be redeemed at a later date for merchandise or services; those unredeemed represent a liability of the entity because the revenue is being deferred.

+ References

No definition available.

+ Details

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Namespace Prefix:	low_
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Balance Type:	credit
Period Type:	instant

- Definition

Extended Product Warranty, Term

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of deferred revenue associated with amounts received for which customers have not yet taken possession of merchandise or for which installation is not complete.

+ References

No definition available.

+ Details

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Namespace Prefix:	low_
Data Type:	xbrli:monetaryItemType
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- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130549-203045

+ Details

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

- Definition

Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer, classified as current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 55
-Paragraph 27
-URI http://asc.fasb.org/extlink&oid=118944142&loc=SL49130611-203046-203046

+ Details

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

- Definition

Amount of right to recover product from customer on settling refund liability, classified as current.

+ References

+ Details

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

- 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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- Details

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