16. Related Party Transactions (Details Narrative) (USD $) In Thousands, unless otherwise specified	Jul. 04, 2012	Sep. 28, 2011
Notes to Financial Statements
Fair value of related party investments in consolidated affiliated partnerships	$ 2,576	$ 1,997

Fair value of related party investments in consolidated affiliated partnerships.

No definition available.

Name:	BH_RelatedPartyInvestmentsInConsolidatedAffiliatedPartnershipsFairValueDisclosure
Namespace Prefix:	BH_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant