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

No definition available.

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types: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

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

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

- Definition

Date the credit facility terminates, in YYYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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 amount borrowed under the credit facility at any time during the period.

+ References

No definition available.

+ Details

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

Debt instrument covenant amount for trailing twelve months.

+ References

No definition available.

+ Details

Name:	zumz_DebtInstrumentCovenantAmountForTrailingTwelveMonths
Namespace Prefix:	zumz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Minimum quick ratio under covenant terms of credit agreement.

+ References

No definition available.

+ Details

Name:	zumz_MinimumQuickRatioUnderCovenantTermsOfCreditAgreement
Namespace Prefix:	zumz_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Standby letters of credit issued amount.

+ References

No definition available.

+ Details

Name:	zumz_StandbyLettersOfCreditIssuedAmount
Namespace Prefix:	zumz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_CreditFacilityAxis=zumz_SeniorSecuredCreditFacilityThroughDecemberOneTwoThousandTwentyThreeAndThroughDecemberOneTwoThousandTwentyFourMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=zumz_SeniorSecuredCreditFacilityThroughDecemberOneTwoThousandTwentyThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=zumz_SecuredRevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
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:	us-gaap_DebtInstrumentAxis=us-gaap_StandbyLettersOfCreditMember
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_DebtInstrumentAxis=zumz_CommercialLetterOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Revolving Credit Facility and Debt - Additional Information (Detail)			12 Months Ended
	Dec. 30, 2022	Oct. 14, 2021 USD ($)	Jan. 28, 2023 USD ($)	Jan. 29, 2022 USD ($)	Oct. 12, 2020 EUR (€)
Senior Secured Credit Facility Through December 1, 2023 and Through December 1, 2024 [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity under revolving credit facility		$ 35,000,000.0
Senior Secured Credit Facility Through December 1, 2023 [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity under revolving credit facility		$ 25,000,000.0
Secured Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Maturity date		Dec. 01, 2024
Minimum quick ratio under covenant terms of credit agreement			1.25
Outstanding borrowings under revolving lines of credit			$ 0	$ 0
Standby letters of credit issued amount			600,000	0
Secured Revolving Credit Facility [Member] \| UBS Switzerland AG [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity under revolving credit facility \| €					€ 15,000,000.0
Basis spread on variable rate	1.25%
Secured Revolving Credit Facility [Member] \| SOFR [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate		1.35%
Secured Revolving Credit Facility [Member] \| Minimum [Member]
Line of Credit Facility [Line Items]
Minimum required covenant amount of net income after taxes			5,000,000.0
Secured Revolving Credit Facility [Member] \| Standby Letters of Credit [Member]
Line of Credit Facility [Line Items]
Letter of credit outstanding amount		$ 17,500,000
Secured Revolving Credit Facility [Member] \| Standby Letters of Credit [Member] \| Maximum [Member]
Line of Credit Facility [Line Items]
Letters of credit expiration term		365 days
Secured Revolving Credit Facility [Member] \| Commercial Letters of Credit [Member]
Line of Credit Facility [Line Items]
Letter of credit outstanding amount		$ 10,000,000.0
Letters of credit outstanding			$ 0	$ 0
Secured Revolving Credit Facility [Member] \| Commercial Letters of Credit [Member] \| Maximum [Member]
Line of Credit Facility [Line Items]
Letters of credit expiration term		120 days