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Revenue Recognition Cato Credit Card - (Details) - USD ($)	12 Months Ended
	Feb. 02, 2019	Feb. 03, 2018
us-gaap_RevenueRecognitionAndDeferredRevenueAbstract
Proprietary Credit Card Uncollectable amounts	$ 897,000	$ 890,000
Proprietary Credit Card Sales	$ 27,400,000	$ 27,500,000

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- References

No definition available.

+ Details

Name:	cato_Proprietarycreditcardsales
Namespace Prefix:	cato_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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- References

No definition available.

+ Details

Name:	cato_Uncollectedamount
Namespace Prefix:	cato_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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- References

No definition available.

+ Details

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