Name:	gme_DebtInstrumentCashDividendRestrictionFixedChargeCoverageRatio
Namespace Prefix:	gme_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Cash Dividend Restriction, Pro Forma, Fixed Charge Coverage Ratio

+ References

No definition available.

+ Details

Name:	gme_DebtInstrumentCashDividendRestrictionProFormaFixedChargeCoverageRatio
Namespace Prefix:	gme_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Incremental first in, last out facility available under the Amended Revolver.

+ References

No definition available.

+ Details

Name:	gme_IncrementalFILOfacility
Namespace Prefix:	gme_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Interest Rate Margin

+ References

No definition available.

+ Details

Name:	gme_InterestRateMargin
Namespace Prefix:	gme_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line of Credit Facility, Additional Borrowing Capacity

+ References

No definition available.

+ Details

Name:	gme_LineOfCreditFacilityAdditionalBorrowingCapacity
Namespace Prefix:	gme_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit Facility, Maximum Borrowing Capacity, Inventory, Percentage

+ References

No definition available.

+ Details

Name:	gme_LineOfCreditFacilityMaximumBorrowingCapacityInventoryPercentage
Namespace Prefix:	gme_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of Credit Facility, Covenant Terms, Maximum Additional Acquisition Indebtedness

+ References

No definition available.

+ Details

Name:	gme_LineofCreditFacilityCovenantTermsMaximumAdditionalAcquisitionIndebtedness
Namespace Prefix:	gme_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit Facility, Covenant Terms, Maximum Additional General Indebtedness

+ References

No definition available.

+ Details

Name:	gme_LineofCreditFacilityCovenantTermsMaximumAdditionalGeneralIndebtedness
Namespace Prefix:	gme_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit Maximum Additional Unsecured Indebtedness

+ References

No definition available.

+ Details

Name:	gme_LineofCreditFacilityCovenantTermsMaximumAdditionalIndebtedness
Namespace Prefix:	gme_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit Facility, Maximum Borrowing Capacity, Credit Card Receivables, Percentage

+ References

No definition available.

+ Details

Name:	gme_LineofCreditFacilityMaximumBorrowingCapacityCreditCardReceivablesPercentage
Namespace Prefix:	gme_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Increased Maximum Borrowing Percentage for August through October based upon inventory balances

+ References

No definition available.

+ Details

Name:	gme_LineofCreditFacilityMaximumBorrowingCapacityInventoryIncreasedBorrowingPercentage
Namespace Prefix:	gme_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Projected Revolver Usage Percentage

+ References

No definition available.

+ Details

Name:	gme_ProjectedRevolverUsagePercentage
Namespace Prefix:	gme_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Ratio Covenant Lower Limit

+ References

No definition available.

+ Details

Name:	gme_RatioCovenantLowerLimit
Namespace Prefix:	gme_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Threshold Minimum for Excess Availability

+ References

No definition available.

+ Details

Name:	gme_ThresholdMinimumForExcessAvailability
Namespace Prefix:	gme_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

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

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Fair value of the amount outstanding under the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611

+ Details

Name:	us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

Name:	us-gaap_LineOfCreditFacilityLineItems
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 of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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

- Definition

Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=gme_AmendedFiveYearRevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_LetterOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_PrimeRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=gme_FederalFundsRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_UnsecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Debt - Revolving Credit Facility Narrative (Details) - USD ($)		2 Months Ended	3 Months Ended	12 Months Ended
	Nov. 21, 2017	Mar. 27, 2020	Feb. 03, 2018	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018	Nov. 20, 2017
Line of Credit Facility [Line Items]
Repayments of Lines of Credit			$ 373,000,000	$ 0	$ 154,000,000.0	$ 373,000,000.0
Borrowings from the revolver				0	$ 154,000,000.0	$ 373,000,000.0
Line of Credit Facility, Remaining Borrowing Capacity				270,300,000
Line of Credit Facility, Fair Value of Amount Outstanding				0
Letters of Credit Outstanding, Amount				$ 7,300,000
Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Current Borrowing Capacity							$ 420,000,000
Line Of Credit Facility Additional Borrowing Capacity							200,000,000
IncrementalFILOfacility							$ 50,000,000
Line Of Credit Facility Maximum Borrowing Capacity, Inventory, Percentage	90.00%
Line of Credit Facility, Maximum Borrowing Capacity, Credit Card Receivables, Percentage	90.00%
Line of Credit Facility, Maximum Borrowing Capacity, Inventory, Increased Borrowing Percentage	92.50%
Threshold Minimum For Excess Availability							20.00%
Projected Revolver Usage Percentage							15.00%
Debt Instrument, Cash Dividend Restriction, Pro Forma, Fixed Charge Coverage Ratio	1.0
Ratio Covenant Lower Limit							$ 30,000,000
Covenant Percentage							10.00%
Debt Instrument, Cash Dividend Restriction, Fixed Charge Coverage Ratio	1.0
Commitment Fee Current							0.25%
Letter of Credit [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity							$ 50,000,000
Prime Rate [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Applicable Margin Rate				0.25%
Federal Funds Rate [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate	0.50%
London Interbank Offered Rate (LIBOR) [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate	1.00%
Applicable Margin Rate				1.25%
Minimum \| Prime Rate [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Interest Rate Margin							0.25%
Minimum \| London Interbank Offered Rate (LIBOR) [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Interest Rate Margin							1.25%
Maximum \| Prime Rate [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Interest Rate Margin							0.50%
Maximum \| London Interbank Offered Rate (LIBOR) [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Interest Rate Margin							1.50%
Secured Debt [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms, Maximum Additional Indebtedness							$ 1,000,000,000
Unsecured Debt [Member] \| Amended Five Year Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms, Maximum Additional Indebtedness							250,000,000
Line of Credit Facility, Covenant Terms, Maximum Additional Acquisition Indebtedness							500,000,000
Line of Credit Facility, Covenant Terms, Maximum Additional General Indebtedness							$ 750,000,000
Subsequent Event [Member]
Line of Credit Facility [Line Items]
Borrowings from the revolver		$ 150,000,000