XML 46 R37.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Deposits (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2014
Deposits [Abstract] |
Schedule of deposits outstanding | Deposit balances as of December 31 consisted of the following:
(Dollars in thousands) |  |  |  |
|  |  | 2014 |  |  |  | 2013 |
Noninterest-bearing demand deposits |  | $ | 113,006 |  |  | $ | 102,243 |
Interest-bearing demand deposits |  |  | 71,651 |  |  |  | 64,560 |
Money market deposits |  |  | 78,272 |  |  |  | 75,110 |
Savings deposits |  |  | 67,035 |  |  |  | 63,681 |
Local certificates of deposit |  |  | 104,864 |  |  |  | 112,533 |
Total deposits |  | $ | 434,828 |  |  | $ | 418,127 |
Schedule of maturities of time deposits | Scheduled maturities of certificates of deposit at December 31, 2014 were as follows:
(Dollars in thousands) |  |
2015 |  |  | $ | 67,957 |
2016 |  |  |  | 21,065 |
2017 |  |  |  | 6,315 |
2018 |  |  |  | 6,128 |
2019 |  |  |  | 3,130 |
2020 |  |  |  | 269 |
| Total |  |  | $ | 104,864 |

X
- Definition Tabular disclosure of components of deposit liabilities. + References No definition available. + Details
Name: | cofs_ScheduleOfDepositsOutstandingTableTextBlock
Namespace Prefix: | cofs_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of maturity of deposits that cannot be withdrawn before a set date without penalty or for which notice of withdrawal is required. + References No definition available. + Details
Name: | cofs_ScheduleOfMaturitiesOfTimeDepositsTableTableTextBlock
Namespace Prefix: | cofs_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DepositsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration