Note 2 - Significant Accounting Policies (Detail) - Total revenue and cost deferred for each fiscal year (USD $) In Thousands, unless otherwise specified	12 Months Ended
Nov. 26, 2011	Nov. 27, 2010
Revenue deferred	$ 1,678	$ 947
Cost deferred	$ 1,175	$ 663

Cost of sales deferred during the period associated with review deferred for failure to meet SAB 104 revenue recognition criteria.

No definition available.

Name:	bset_DeferredCostOfSalesForPeriod
Namespace Prefix:	bset_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration