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SECURITIES AVAILABLE FOR SALE (Details Textual) (USD $)
 3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Proceeds from Sale of Available-for-sale Securities $ 0us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities $ 0us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities $ 661,182us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities $ 0us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities
Gain (Loss) on Sale of Securities, Net     $ 7,409us-gaap_GainLossOnSaleOfSecuritiesNet $ 0us-gaap_GainLossOnSaleOfSecuritiesNet
Other Than Temporary Impairment [Member]        
Number Of Debt Securities Held     28cshb_NumberOfDebtSecuritiesHeld
/ us-gaap_StatementEquityComponentsAxis
= cshb_OtherThanTemporaryImpairmentMember		  
Percentage Of Aggregate Depreciation     1.21%cshb_PercentageOfAggregateDepreciation
/ us-gaap_StatementEquityComponentsAxis
= cshb_OtherThanTemporaryImpairmentMember		  
US Government-sponsored Enterprises Debt Securities [Member] | Other Than Temporary Impairment [Member]        
Number Of Debt Securities Held     22cshb_NumberOfDebtSecuritiesHeld
/ us-gaap_AssetsSoldUnderAgreementsToRepurchaseAxis
= us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember
/ us-gaap_StatementEquityComponentsAxis
= cshb_OtherThanTemporaryImpairmentMember		  
US Government Agencies Debt Securities [Member] | Other Than Temporary Impairment [Member]        
Number Of Debt Securities Held     6cshb_NumberOfDebtSecuritiesHeld
/ us-gaap_AssetsSoldUnderAgreementsToRepurchaseAxis
= us-gaap_USGovernmentAgenciesDebtSecuritiesMember
/ us-gaap_StatementEquityComponentsAxis
= cshb_OtherThanTemporaryImpairmentMember