XML 17 R46.htm IDEA: XBRL DOCUMENT v2.4.1.9
ALLOWANCE FOR LOAN LOSSES AND IMPAIRED LOANS (Details 6) (USD $)
Mar. 31, 2014
Dec. 31, 2013
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net $ 132,313,884us-gaap_NotesReceivableNet $ 131,895,595us-gaap_NotesReceivableNet
Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 48,457,521us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
47,182,404us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 60,754,847us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
59,275,186us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 2,026,367us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
2,071,737us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Residential Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 13,955,432us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ResidentialPortfolioSegmentMember
15,652,447us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ResidentialPortfolioSegmentMember
Consumer Line of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 7,271,626us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= cshb_ConsumerLineOfCreditMember
7,766,891us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= cshb_ConsumerLineOfCreditMember
Consumer Other Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 1,392,287us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember
1,567,658us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember
Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 482,171us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerCreditCardFinancingReceivableMember
451,009us-gaap_NotesReceivableNet
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerCreditCardFinancingReceivableMember
Credit Rating One [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingOneMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingOneMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating One [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingOneMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingOneMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating One [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingOneMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingOneMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Credit Rating Two [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 92,256us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingTwoMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
94,676us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingTwoMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating Two [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingTwoMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingTwoMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating Two [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingTwoMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingTwoMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Credit Rating Three [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 8,872,097us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingThreeMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
8,623,409us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingThreeMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating Three [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 6,002,340us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingThreeMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
5,524,989us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingThreeMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating Three [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingThreeMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingThreeMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Credit Rating Four [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 14,267,823us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFourMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
13,898,810us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFourMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating Four [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 19,142,222us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFourMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
18,675,411us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFourMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating Four [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 400,504us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFourMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
441,114us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFourMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Credit Rating Five [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 19,012,720us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
17,539,364us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating Five [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 20,843,324us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
20,604,611us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating Five [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 229,910us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
233,302us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Credit Rating Five M [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 3,228,993us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
4,255,639us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating Five M [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 4,918,053us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
5,114,931us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating Five M [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 1,395,953us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
1,397,321us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingFiveMMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Credit Rating Six [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 1,929,437us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSixMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
1,699,009us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSixMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating Six [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 5,505,762us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSixMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
4,908,058us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSixMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating Six [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSixMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSixMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Credit Rating Seven [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 1,036,364us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSevenMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
1,052,903us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSevenMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating Seven [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 184,720us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSevenMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
229,576us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSevenMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating Seven [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSevenMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingSevenMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Credit Rating Eight [Member] | Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 17,831us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingEightMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
18,594us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingEightMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
Credit Rating Eight [Member] | Commercial Real Estate Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 2,132,059us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingEightMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
2,145,873us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingEightMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Credit Rating Eight [Member] | Commercial Real Estate Construction Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingEightMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_CreditRatingEightMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateConstructionFinancingReceivableMember
Performing Loans [Member] | Residential Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 12,864,610us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_PerformingLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ResidentialPortfolioSegmentMember
14,524,492us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_PerformingLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ResidentialPortfolioSegmentMember
Performing Loans [Member] | Consumer Line of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 6,870,379us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_PerformingLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= cshb_ConsumerLineOfCreditMember
7,363,137us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_PerformingLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= cshb_ConsumerLineOfCreditMember
Performing Loans [Member] | Consumer Other Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 1,324,800us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_PerformingLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember
1,452,984us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_PerformingLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember
Performing Loans [Member] | Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 482,171us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_PerformingLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerCreditCardFinancingReceivableMember
451,009us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_PerformingLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerCreditCardFinancingReceivableMember
Impaired Loans [Member] | Residential Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 1,090,822us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_ImpairedLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ResidentialPortfolioSegmentMember
1,127,955us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_ImpairedLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ResidentialPortfolioSegmentMember
Impaired Loans [Member] | Consumer Line of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 401,247us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_ImpairedLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= cshb_ConsumerLineOfCreditMember
403,754us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_ImpairedLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= cshb_ConsumerLineOfCreditMember
Impaired Loans [Member] | Consumer Other Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net 67,487us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_ImpairedLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember
114,674us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_ImpairedLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember
Impaired Loans [Member] | Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Net $ 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_ImpairedLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerCreditCardFinancingReceivableMember
$ 0us-gaap_NotesReceivableNet
/ us-gaap_CreditRatingAMBestAxis
= cshb_ImpairedLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerCreditCardFinancingReceivableMember