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Related Party Transactions (Details) - USD ($) $ in Thousands | 12 Months Ended
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Feb. 03, 2018 | Jan. 28, 2017 | Jan. 30, 2016
Related Party Transactions [Abstract] |  |  |
Purchases | $ 57,427 | $ 44,703 | $ 39,178
Purchases as a percent of total merchandise purchases | 21.50% | 17.60% | 14.80%

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- Definition Purchase from related party vendor percentage. + References No definition available. + Details
Name: | kirk_PurchaseFromRelatedPartyVendorPercentage
Namespace Prefix: | kirk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References No definition available. + Details
Name: | us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_RelatedPartyTransactionsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration