Fair value portion of the current and noncurrent liability for deferred compensation arrangements.

No definition available.

Name:	dg_DeferredCompensationCashBasedArrangementsLiabilityCurrentAndNoncurrentFairValueDisclosure
Namespace Prefix:	dg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

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

- Definition

Amount of long-term debt and lease obligation, classified as noncurrent.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-SubTopic 10
-Topic 210
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

+ Details

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

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(20))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

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

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

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

- Details

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- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
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- Details

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- Details

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- Details

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- Details

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Assets and liabilities measured at fair value (Details) - USD ($) $ in Thousands	Nov. 03, 2023	Feb. 03, 2023
Liabilities:
Current portion of long-term obligations	$ 750,000
Long-term obligations	6,440,845	$ 7,009,399
Reported amount \| Current portion of long-term debt obligations
Liabilities:
Current portion of long-term obligations	750,000
Reported amount \| Long-term obligations
Liabilities:
Long-term obligations	6,440,845
Reported amount \| Accrued expenses and other current liabilities
Liabilities:
Deferred compensation	10,164
Reported amount \| Noncurrent Other liabilities
Liabilities:
Deferred compensation	35,951
Fair value measurements on recurring basis \| Balance at the end of the period
Liabilities:
Current and long-term obligations	6,722,677
Deferred compensation	46,115
Fair value measurements on recurring basis \| Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1)
Liabilities:
Current and long-term obligations	6,318,958
Deferred compensation	46,115
Fair value measurements on recurring basis \| Significant Other Observable Inputs (Level 2)
Liabilities:
Current and long-term obligations	$ 403,719