LOANS RECEIVABLE AND ALLOWANCE FOR LOAN LOSSES (Details Narrative)	9 Months Ended
Sep. 30, 2014
Loans and Leases Receivable Disclosure [Abstract]
Minimum period of restructured loan past due	90 days

Financing Receivable, Period of Past Due for Classification of Loan as Restructured Loan, Minimum

No definition available.

Name:	czbs_FinancingReceivablePeriodOfPastDueForClassificationOfLoanAsRestructuredLoanMinimum
Namespace Prefix:	czbs_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration