XML 57 R38.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Other Real Estate Owned (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2016
Other Real Estate [Abstract] |
Schedule of other real estate owned | Other real estate owned represents residential and commercial properties primarily owned as a result of loan collection activities and is reported net of a valuation allowance. Activity within other real estate owned was as follows:
(Dollars in thousands) |  | 2016 |  |  | 2015 |  |  | 2014 |
Balance, beginning of year |  | $ | 31 |  |  | $ | 150 |  |  | $ | 508 |
Transfers from loans |  |  | 661 |  |  |  | 408 |  |  |  | 561 |
Proceeds from sales |  |  | (247 | ) |  |  | (406 | ) |  |  | (789 | )
Gains/(losses) on sales |  |  | (8 | ) |  |  | (30 | ) |  |  | 24 |
Write-downs |  |  | — |  |  |  | (91 | ) |  |  | (154 | )
Balance, end of year |  | $ | 437 |  |  | $ | 31 |  |  | $ | 150 |

X
- Definition Tabular disclosure of activity in other real estate owned. + References No definition available. + Details
Name: | cofs_ScheduleOfOtherRealEstateOwnedTableTextBlock
Namespace Prefix: | cofs_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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