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Note 13 - Asset Disposition, Impairment Charges and Accured Lease Exit Costs (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Feb. 28, 2015
Note 13 - Asset Disposition, Impairment Charges and Accured Lease Exit Costs (Details) [Line Items]  
Gain (Loss) on Contract Termination $ (419)us-gaap_GainLossOnContractTermination
Asset Impairment Charges 106us-gaap_AssetImpairmentCharges
Sugarland Real Estate [Member] | Other Current Assets [Member]  
Note 13 - Asset Disposition, Impairment Charges and Accured Lease Exit Costs (Details) [Line Items]  
Disposal Group, Including Discontinued Operation, Assets 2,835us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherCurrentAssetsMember
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= bset_SugarlandRealEstateMember
Sugarland Real Estate [Member]  
Note 13 - Asset Disposition, Impairment Charges and Accured Lease Exit Costs (Details) [Line Items]  
Impairment of Real Estate 182us-gaap_ImpairmentOfRealEstate
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= bset_SugarlandRealEstateMember
Leasehold Improvements [Member]  
Note 13 - Asset Disposition, Impairment Charges and Accured Lease Exit Costs (Details) [Line Items]  
Asset Impairment Charges $ 106us-gaap_AssetImpairmentCharges
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_LeaseholdImprovementsMember