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Condensed Consolidation Financial Information - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
Apr. 30, 2015
Jul. 31, 2013
Nov. 30, 2013
Guarantor Subsidiaries      
Debt Instrument [Line Items]      
Percentage of ownership owned by parent in subsidiaries 100.00%us-gaap_MinorityInterestOwnershipPercentageByParent
/ dei_LegalEntityAxis
= us-gaap_GuarantorSubsidiariesMember		    
2020 Notes      
Debt Instrument [Line Items]      
Notes issued, aggregate principal amount   $ 225,000us-gaap_LongTermDebt
/ us-gaap_StatementBusinessSegmentsAxis
= zqk_SeniorNotesDueTwoThousandAndTwentyMember		  
2020 Notes | Domestic Subsidiaries      
Debt Instrument [Line Items]      
Percentage of ownership owned by parent in subsidiaries     100.00%us-gaap_MinorityInterestOwnershipPercentageByParent
/ dei_LegalEntityAxis
= zqk_DomesticSubsidiariesMember
/ us-gaap_StatementBusinessSegmentsAxis
= zqk_SeniorNotesDueTwoThousandAndTwentyMember