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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Accounting Policies [Line Items]    
Percentage Of Loans Exchanged 100.00%cshb_PercentageOfLoansExchanged  
Servicing Asset at Fair Value, Amount $ 37,217us-gaap_ServicingAssetAtFairValueAmount $ 41,650us-gaap_ServicingAssetAtFairValueAmount
Cash Reserve Deposit Required and Made 1,426,000us-gaap_CashReserveDepositRequiredAndMade 1,750,000us-gaap_CashReserveDepositRequiredAndMade
Loans Receivable Held-for-sale, Amount 240,055us-gaap_LoansReceivableHeldForSaleAmount 6,040,869us-gaap_LoansReceivableHeldForSaleAmount
Transfer of Loans Held-for-sale to Portfolio Loans $ 5,881,651us-gaap_TransferOfLoansHeldForSaleToPortfolioLoans1 $ 0us-gaap_TransferOfLoansHeldForSaleToPortfolioLoans1
Equity Option [Member]    
Accounting Policies [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 6,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_StockOptionMember
15,300us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_StockOptionMember
Land and Building [Member] | Maximum [Member]    
Accounting Policies [Line Items]    
Property, Plant and Equipment, Useful Life 40 years  
Land and Building [Member] | Minimum [Member]    
Accounting Policies [Line Items]    
Property, Plant and Equipment, Useful Life 5 years  
Furniture, Fixtures and Equipment [Member] | Maximum [Member]    
Accounting Policies [Line Items]    
Property, Plant and Equipment, Useful Life 7 years  
Furniture, Fixtures and Equipment [Member] | Minimum [Member]    
Accounting Policies [Line Items]    
Property, Plant and Equipment, Useful Life 3 years  
Commercial Portfolio Segment [Member]    
Accounting Policies [Line Items]    
Percentage Of Loans Classified To Each Portfolio 36.00%cshb_PercentageOfLoansClassifiedToEachPortfolio
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
 
Commercial Real Estate Portfolio Segment [Member]    
Accounting Policies [Line Items]    
Percentage Of Loans Classified To Each Portfolio 45.00%cshb_PercentageOfLoansClassifiedToEachPortfolio
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
 
Residential Portfolio Segment [Member]    
Accounting Policies [Line Items]    
Percentage Of Loans Classified To Each Portfolio 19.00%cshb_PercentageOfLoansClassifiedToEachPortfolio
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ResidentialPortfolioSegmentMember