XML 146 R64.htm IDEA: XBRL DOCUMENT v2.4.1.9
Note 1 - The Business of the Company (Details)
Dec. 31, 2014
Redding, California [Member]  
Note 1 - The Business of the Company (Details) [Line Items]  
Number of Bank Branches 3boch_NumberOfBankBranches
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= boch_ReddingCaliforniaMember
Roseville, California [Member]  
Note 1 - The Business of the Company (Details) [Line Items]  
Number of Bank Branches 1boch_NumberOfBankBranches
/ us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis
= boch_RosevilleCaliforniaMember