XML 30 R27.htm IDEA: XBRL DOCUMENT
v3.19.3

LEASES (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2019
Leases [Abstract] |
Assets and Liabilities, Lessee | Leased branch properties at September 30, 2019 and December 31, 2018 consist of the following (in thousands):
|  | September 30, 2019 |  | December 31, 2018
Operating lease right-of-use asset |  | $ | 8,592 |  |  | $ | — |
Less: accumulated amortization |  | (541 | ) |  | — |
Operating lease right-of-use-assets, net |  | $ | 8,051 |  |  | $ | — |
Lessee, Operating Lease, Liability, Maturity | The following is a schedule by year of the undiscounted cash flows of the operating lease liabilities, excluding CAM charges, as of September 30, 2019 (in thousands):
Year |  | Amount
2019 |  | $ | 231 |
2020 |  | 932 |
2021 |  | 899 |
2022 |  | 831 |
2023 |  | 851 |
2024 and thereafter |  | 6,091 |
Total minimum lease payments |  | 9,835 |
Less: amount representing interest |  | (1,710 | )
Present value of net minimum lease payments |  | $ | 8,125 |
Property, Plant and Equipment | The Corporation has included these leases in premises and equipment as of September 30, 2019 and December 31, 2018 as follows (in thousands):
|  | September 30, 2019 |  | December 31, 2018
Buildings |  | $ | 5,572 |  |  | $ | 5,572 |
Less: accumulated depreciation |  | (1,458 | ) |  | (1,208 | )
Net book value |  | $ | 4,114 |  |  | $ | 4,364 |
Finance Lease, Liability, Maturity | The following is a schedule by year of future minimum lease payments under the capitalized lease, together with the present value of net minimum lease payments as of September 30, 2019 (in thousands):
Year |  | Amount
2019 |  | $ | 92 |
2020 |  | 376 |
2021 |  | 388 |
2022 |  | 391 |
2023 |  | 391 |
2024 and thereafter |  | 3,639 |
Total minimum lease payments |  | 5,277 |
Less: amount representing interest |  | (1,137 | )
Present value of net minimum lease payments |  | $ | 4,140 |

X
- Definition Assets And Liabilities, Lessee [Table Text Block] + References No definition available. + Details
Name: | chmg_AssetsAndLiabilitiesLesseeTableTextBlock
Namespace Prefix: | chmg_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
Name: | us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
Name: | us-gaap_PropertyPlantAndEquipmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration