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REGULATORY MATTERS (Details Textual) (USD $)
 9 Months Ended
Sep. 30, 2013
Dec. 31, 2012
Aug. 17, 2011
Sep. 02, 2010
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]        
Percentage Of Net Risk Weighted Assets 1.25%cshb_PercentageOfNetRiskWeightedAssets      
Disallowed Tier Two Risk Based Capital $ 1,185,131cshb_DisallowedTierTwoRiskBasedCapital $ 1,654,663cshb_DisallowedTierTwoRiskBasedCapital    
Minimum Net Capital Required 6,534,000us-gaap_MinimumNetCapitalRequired1   25,000us-gaap_MinimumNetCapitalRequired1  
Tier Two Risk Based Capital $ 1,684,905us-gaap_TierTwoRiskBasedCapital $ 1,728,314us-gaap_TierTwoRiskBasedCapital    
Tier One Leverage Capital Required to be Well Capitalized to Average Assets 8.50%us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets 8.50%us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets   8.50%us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets
Capital Required to be Well Capitalized to Risk Weighted Assets 11.00%us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets 11.00%us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets   11.00%us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
Description of Regulatory Minimum Capital Assets Since the Company is a one bank holding company with consolidated assets less than $500 million, regulatory minimum capital ratios are applied only to the Bank.