Availability of letters of credit that can be issued.

No definition available.

Name:	culp_AvailabilityOfLettersOfCreditCanBeIssued
Namespace Prefix:	culp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Borrowing base.

+ References

No definition available.

+ Details

Name:	culp_BorrowingBase
Namespace Prefix:	culp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of credit facility, expiration month year.

+ References

No definition available.

+ Details

Name:	culp_LineOfCreditFacilityExpirationMonthYear
Namespace Prefix:	culp_
Data Type:	xbrli:gYearMonthItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount represents maximum amount of letters of credit that can be issued.

+ References

No definition available.

+ Details

Name:	culp_MaximumAmountOfLettersOfCredit
Namespace Prefix:	culp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Minimum access to liquidity amount.

+ References

No definition available.

+ Details

Name:	culp_MinimumAccessToLiquidityAmount
Namespace Prefix:	culp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Minimum EBITDA to net interest expense ratio.

+ References

No definition available.

+ Details

Name:	culp_MinimumEBITDAToNetInterestExpenseRatio
Namespace Prefix:	culp_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of minimum annual net income.

+ References

No definition available.

+ Details

Name:	culp_PercentageOfMinimumAnnualNetIncome
Namespace Prefix:	culp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of reference rate used for variable rate of debt instrument.

+ References

No definition available.

+ Details

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

- Definition

Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4297-108586

+ Details

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

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

The effective interest rate at the end of the reporting period.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Description of interest rate for borrowing under credit facility. Includes, but is not limited to, terms and method for determining interest rate.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInterestRateDescription
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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 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

The carrying value as of the balance sheet date of the noncurrent portion 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)
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-Topic 470
-SubTopic 10
-Section 45
-Paragraph 13
-URI https://asc.fasb.org/extlink&oid=99376301&loc=d3e1314-112600

+ Details

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

- Definition

Amount of minimum net worth required for mortgage banking as defined by regulatory framework.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (c)
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-SubTopic 10
-Section 50
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-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998

+ Details

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

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
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Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=country_US
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_LetterOfCreditMember
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:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	srt_StatementGeographicalAxis=country_CN
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	srt_CurrencyAxis=currency_CNY
Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_USD
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
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Lines of Credit - Narrative (Detail)				6 Months Ended		12 Months Ended
Lines of Credit - Narrative (Detail)	Nov. 24, 2022 CNY (¥)	Aug. 19, 2022 USD ($)	Jun. 24, 2022 USD ($)	Oct. 30, 2022 USD ($)	Oct. 31, 2021 USD ($)	May 01, 2022 USD ($)	Oct. 30, 2022 CNY (¥)
Revolving Credit Facility [Member] \| United States [Member]
Line Of Credit Facility [Line Items]
Maximum borrowing capacity			$ 40,000,000	$ 40,000,000		$ 30,000,000
Expiration date						Aug. 15, 2022
Maximum amount of letters of credit			$ 1,000,000			$ 1,000,000
Borrowing base				$ 26,800,000
Expiration month year			2025-06
Minimum tangible net worth			$ 100,000,000
Percentage of annual net income in addition to minimum tangible net worth			50.00%
Minimum EBITDA to net interest expense ratio			3.0
Minimum access to liquidity amount		$ 15,000,000	$ 15,000,000
Applicable interest rate at end of period				4.38%	1.74%	2.40%	4.38%
Reference rate on which the interest rate is based				SOFR	LIBOR	LIBOR
Letters of credit, outstanding amount				$ 275,000	$ 275,000	$ 275,000
Outstanding amount				0	0	0
Interest paid during the year				8,000	0
Revolving Credit Facility [Member] \| United States [Member] \| Letters of Credit [Member]
Line Of Credit Facility [Line Items]
Remaining letters of credit				725,000
Revolving Credit Facility [Member] \| United States [Member] \| Secured Overnight Financing Rate (SOFR) [Member]
Line Of Credit Facility [Line Items]
Debt instrument, basis spread on interest rate			1.35%
Revolving Credit Facility [Member] \| United States [Member] \| Minimum [Member] \| Secured Overnight Financing Rate (SOFR) [Member]
Line Of Credit Facility [Line Items]
Debt instrument, basis spread on interest rate			1.35%
Revolving Credit Facility [Member] \| United States [Member] \| Maximum [Member] \| Secured Overnight Financing Rate (SOFR) [Member]
Line Of Credit Facility [Line Items]
Debt instrument, basis spread on interest rate			2.50%
Revolving credit agreements [Member] \| China [Member] \| Chinese Yuan Renminbi [Member]
Line Of Credit Facility [Line Items]
Maximum borrowing capacity				$ 5,500,000			¥ 40,000,000
Expiration date				Nov. 15, 2022
Interest rate description				Interest charged under this agreement is based on an interest rate determined by the Chinese government at the time of borrowing
Outstanding amount				$ 0	$ 0	$ 0
Revolving credit agreements [Member] \| China [Member] \| United States Dollar [Member]
Line Of Credit Facility [Line Items]
Maximum borrowing capacity				$ 2,000,000
Expiration date				Aug. 30, 2022
Revolving credit agreements [Member] \| China [Member] \| Subsequent Event [Member] \| Chinese Yuan Renminbi [Member]
Line Of Credit Facility [Line Items]
Maximum borrowing capacity \| ¥	¥ 40,000,000
Expiration date	Nov. 24, 2023