XML 24 R10.htm IDEA: XBRL DOCUMENT
v3.8.0.1

RESTRICTIONS ON CASH AND DUE FROM BANKS | 12 Months Ended
--- | ---
Dec. 31, 2017
RESTRICTIONS ON CASH AND DUE FROM BANKS [Abstract] |
RESTRICTIONS ON CASH AND DUE FROM BANKS | 2. RESTRICTIONS ON CASH AND DUE FROM BANKS The Bank is required to maintain reserves, in the form of cash balances with the Federal Reserve Bank, against its deposit liabilities. The amount of such reserves was $2,645,000 and $2,297,000 at December 31, 2017 and 2016, respectively. Non-retirement account deposits with one financial institution are insured up to $250,000. At times, the Company maintains cash and cash equivalents with other financial institutions in excess of the insured amount.

X
- References No definition available. + Details
Name: | czfs_RestrictionsOnCashAndDueFromBanksAbstract
Namespace Prefix: | czfs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for cash and cash equivalent footnotes, which may include the types of deposits and money market instruments, applicable carrying amounts, restricted amounts and compensating balance arrangements. Cash and equivalents include: (1) currency on hand (2) demand deposits with banks or financial institutions (3) other kinds of accounts that have the general characteristics of demand deposits (4) short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Generally, only investments maturing within three months from the date of acquisition qualify. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 305 -URI http://asc.fasb.org/topic&trid=2122426 + Details
Name: | us-gaap_CashAndCashEquivalentsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration