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Stock Options and Stock-Based Compensation - Additional Information (Detail) (USD $)
 12 Months Ended 8 Months Ended 0 Months Ended
Jan. 31, 2015
Feb. 01, 2014
Feb. 02, 2013
Feb. 02, 2008
Jun. 15, 2012
May 29, 2007
Sep. 09, 2008
Jul. 23, 2007
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Shares authorized for issuance             8,200,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized 6,860,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Share available for future grant 4,033,601us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant              
Purchase price of common stock $ 10.00us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased              
Share based compensation arrangement by share based payment award option exercisable weighted average exercise price $ 0us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice              
Stock based compensation expense $ (174,000)us-gaap_ShareBasedCompensation $ 1,096,000us-gaap_ShareBasedCompensation $ (1,050,000)us-gaap_ShareBasedCompensation          
Reversal of stock compensation expense 1,200,000ck0000034115_ReversalOfStockOptionExpense 1,400,000ck0000034115_ReversalOfStockOptionExpense 3,200,000ck0000034115_ReversalOfStockOptionExpense          
Amount of forfeitures of stock options for former 600,000ck0000034115_ReversalOfStockOptionExpenseForFormerEmployees              
Income tax expense (benefit) 100,000ck0000034115_IncomeTaxBenefitsExpenseRelatedToStockOptionCompensationExpenseRecognized (400,000)ck0000034115_IncomeTaxBenefitsExpenseRelatedToStockOptionCompensationExpenseRecognized 400,000ck0000034115_IncomeTaxBenefitsExpenseRelatedToStockOptionCompensationExpenseRecognized          
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date Jul. 16, 2019              
Weighted average grant date fair value of options granted $ 0.04us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue $ 3.43us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue $ 1.61us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue          
Unrecognized stock-based compensation expense 800,000us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized              
Non-vested stock options expected to be recognized over a weighted-average period 2 years              
Employee Awards                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of grants made during the period       3,265,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_EmployeeAwardsMember		        
Senior Executive                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of grants made during the period       1,850,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_SeniorExecutiveMember		        
Time and Performance Based Stock Options                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Shares authorized for issuance 1,935,550us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_TimeAndPerformanceBasedStockOptionsMember		 786,690us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_TimeAndPerformanceBasedStockOptionsMember		 3,025,164us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_TimeAndPerformanceBasedStockOptionsMember		          
Share based compensation arrangement by share based payment award option exercisable weighted average exercise price       10.00us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_TimeAndPerformanceBasedStockOptionsMember		        
Stock based compensation expense (200,000)us-gaap_ShareBasedCompensation
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_TimeAndPerformanceBasedStockOptionsMember		 900,000us-gaap_ShareBasedCompensation
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_TimeAndPerformanceBasedStockOptionsMember		 (1,200,000)us-gaap_ShareBasedCompensation
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_TimeAndPerformanceBasedStockOptionsMember		          
Stock options expiration period after the date of grant       7 years        
New Option Issued                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number consecutive trading days 30 days              
Minimum average stock price $ 25ck0000034115_MinimumAverageStockPrice
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ck0000034115_NewOptionIssuedMember		              
Percentage of outstanding share sold for cash before IPO 25.00%ck0000034115_PercentageOfOutstandingShareSoldForCash
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ck0000034115_NewOptionIssuedMember		              
Minimum market consideration price per share $ 25ck0000034115_MinimumMarketConsiderationPricePerShare
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ck0000034115_NewOptionIssuedMember		              
New Option Issued | Minimum                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share Price         25us-gaap_SharePrice
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ck0000034115_NewOptionIssuedMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember		      
Performance Shares                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Option conversion basis         1 for 2 basis      
Performance Shares | New Option Issued                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Stock-based compensation expense 1,200,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ck0000034115_NewOptionIssuedMember		              
Number of employees affected with Exchange Offer 125ck0000034115_NumberOfEmployeesAffectedWithExchangeOffer
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= ck0000034115_NewOptionIssuedMember		              
Buy One Get One Option                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based compensation arrangement by share based payment award option exercisable weighted average exercise price $ 10.00us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember		              
Stock-based compensation expense 0us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember		 100,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember		 200,000us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember		          
Number of grants made during the period 364,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember		 70,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember		 55,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember		 970,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember		        
Option granted expiration period       7 years        
Non-vested stock options expected to be recognized over a weighted-average period 4 years              
Buy One Get One Option | Senior Management and Board of Directors                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of grants made during the period       312,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= ck0000034115_BuyOneGetOneOptionMember
/ ck0000034115_BoardOfDirectorsStockRepurchaseProgramAxis
= ck0000034115_SeniorManagementAndBoardOfDirectorsMember		        
Time Vested Restricted Shares                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Restricted common stock issued to certain members of executive management           125,000ck0000034115_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsSharesIssued
/ us-gaap_AwardTypeAxis
= ck0000034115_TimeVestedRestrictedSharesMember		    
Restricted common stock, shares forfeited           12,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
/ us-gaap_AwardTypeAxis
= ck0000034115_TimeVestedRestrictedSharesMember		    
Restricted common stock, fully-vested outstanding 112,500ck0000034115_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedOutstandingNumber
/ us-gaap_AwardTypeAxis
= ck0000034115_TimeVestedRestrictedSharesMember		              
Unearned stock based compensation $ 0ck0000034115_UnearnedShareCompensation
/ us-gaap_AwardTypeAxis
= ck0000034115_TimeVestedRestrictedSharesMember