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Series J Preferred Stock - Additional Information (Detail) (Private Placement, USD $)
In Thousands, except Share data, unless otherwise specified
0 Months Ended
Aug. 18, 2011
Apr. 08, 2014
Aug. 29, 2011
Preferred Stock [Line Items]      
Ownership percentage of initial investment   10.00%us-gaap_EquityMethodInvestmentOwnershipPercentage  
Series J Preferred Stock
     
Preferred Stock [Line Items]      
Preferred Stock, shares issued 204,000us-gaap_PreferredStockSharesIssued
/ us-gaap_StatementClassOfStockAxis
= bks_SeriesJPreferredStockMember
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember
   
Preferred Stock, par value $ 0.001us-gaap_PreferredStockParOrStatedValuePerShare
/ us-gaap_StatementClassOfStockAxis
= bks_SeriesJPreferredStockMember
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember
   
Aggregate purchase price of Preferred Stock $ 204,000us-gaap_PreferredStockValue
/ us-gaap_StatementClassOfStockAxis
= bks_SeriesJPreferredStockMember
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember
   
Preferred Stock, convertible percentage of common stock outstanding     16.60%bks_PercentageRepresentationOfCommonStockOutstandingUponConversion
/ us-gaap_StatementClassOfStockAxis
= bks_SeriesJPreferredStockMember
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember
Preferred Stock, initial conversion price $ 17bks_PreferredStockInitialConversionPrice
/ us-gaap_StatementClassOfStockAxis
= bks_SeriesJPreferredStockMember
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember
   
Preferred Stock, initial dividend rate 7.75%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= bks_SeriesJPreferredStockMember
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember