XML 104 R42.htm IDEA: XBRL DOCUMENT
v3.20.1

Federal Home Loan Bank Advances (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Advances from Federal Home Loan Banks [Abstract] |
Schedule of outstanding advances from the Federal Home Loan Bank | At December 31, advances from the FHLB were as follows:
(Dollars in thousands) |  | 2019 |  |  | 2018 |
Maturity of November 2024 with fixed interest rate of 3.98% |  | $ | 198 |  |  | $ | 233 |
Maturity of April 2020 with floating interest rate of 1.99% |  |  | 10,000 |  |  |  | — |
Maturity of May 2020 with fixed interest rate of 2.16% |  |  | 23,000 |  |  |  | — |
Maturity of March 2019 with fixed interest rate of 2.57% |  |  | — |  |  |  | 5,000 |
Total advances outstanding at year-end |  | $ | 33,198 |  |  | $ | 5,233 |
Schedule of maturities of FHLB Advances | The scheduled maturities of advances from the FHLB at December 31, 2019 were as follows:
(Dollars in thousands) |  |  |
2020 |  | $ | 33,037 |
2021 |  |  | 39 |
2022 |  |  | 40 |
2023 |  |  | 42 |
2024 |  |  | 40 |
Total |  | $ | 33,198 |

X
- Definition Tabular disclosure of the maturities of Federal Home Loan Bank (FHLB) advances. + References No definition available. + Details
Name: | cofs_ScheduleOfMaturitiesOfFHLBAdvancesTableTextBlock
Namespace Prefix: | cofs_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of advances by federal home loan bank by branch. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 + Details
Name: | us-gaap_ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration