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Cash Flow Information - Narrative (Detail) (USD $)	9 Months Ended		12 Months Ended
	Feb. 01, 2015	Jan. 26, 2014	Apr. 27, 2014
Cash Flow Supplemental Disclosures [Line Items]
Interest cost capitalized	$ 141,000us-gaap_InterestCostsCapitalized	$ 0us-gaap_InterestCostsCapitalized
Common stock surrendered for withholding taxes liabilities	18,000us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation		15,000us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
Time Vested Restricted Stock Awards [Member]
Cash Flow Supplemental Disclosures [Line Items]
Common stock surrendered for withholding taxes liabilities, shares	995us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember	989us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember
Common stock surrendered for withholding taxes liabilities	$ 18,000us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember	$ 15,000us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember
Number of shares vesting	3,334cfi_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingOfShares / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember	3,333cfi_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingOfShares / us-gaap_AwardTypeAxis = us-gaap_RestrictedStockMember

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- Details

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that are vesting.

+ References

No definition available.

+ Details

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Namespace Prefix:	cfi_
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- Definition

The amount of adjustment to stockholders' equity associated with an employee's income tax withholding obligation as part of a net-share settlement of a share-based award.

+ References

No definition available.

+ Details

Name:	us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
Namespace Prefix:	us-gaap_
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Balance Type:	debit
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- Definition

Amount of interest capitalized during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Allowance for Funds Used during Construction

-URI http://asc.fasb.org/extlink&oid=6504829



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391

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Balance Type:	debit
Period Type:	duration

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- Definition

For net-share settlement of share-based awards when the employer settles employees' income tax withholding obligations, this element represents the number of shares the employees use to repay the employer.

+ References

No definition available.

+ Details

Name:	us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
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