XML 86 R73.htm IDEA: XBRL DOCUMENT
v3.23.2

FAIR VALUE MEASUREMENT AND DISCLOSURE (Schedule of Carrying Amounts and Estimated Fair Value for Financial Instrument Assets and Liabilities) (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Financial assets: |  |
Held-to-maturity securities, at amortized cost | $ 534,584 | $ 546,583
Held-to-maturity securities, fair value | 495,590 | 506,193
Mortgage servicing rights | 4,283 | 4,412
Financial liabilities: |  |
Time deposits | 439,762 | 291,568
Short-term Debt, Fair Value | 447,761 | 264,779
Subordinated debentures | 31,032 | 31,032
Commercial Real Estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 1,564,814 | 1,550,379
Commercial |  |
Financial assets: |  |
Loans receivable, net of allowance | 403,100 | 414,353
Residential real estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 1,512,478 | 1,494,707
Home equity |  |
Financial assets: |  |
Loans receivable, net of allowance | 228,473 | 237,967
Consumer |  |
Financial assets: |  |
Loans receivable, net of allowance | 16,873 | 17,853
Readily Available Market Prices (Level 1) |  |
Financial assets: |  |
Held-to-maturity securities, fair value | 0 | 0
Mortgage servicing rights | 0 | 0
Financial liabilities: |  |
Time deposits | 0 | 0
Short-term Debt, Fair Value | 0 | 0
Subordinated debentures | 0 | 0
Readily Available Market Prices (Level 1) | Commercial Real Estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Readily Available Market Prices (Level 1) | Commercial |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Readily Available Market Prices (Level 1) | Residential real estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Readily Available Market Prices (Level 1) | Home equity |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Readily Available Market Prices (Level 1) | Consumer |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Observable Market Data (Level 2) |  |
Financial assets: |  |
Held-to-maturity securities, fair value | 495,590 | 506,193
Mortgage servicing rights | 0 | 0
Financial liabilities: |  |
Time deposits | 439,762 | 291,568
Short-term Debt, Fair Value | 447,761 | 264,779
Subordinated debentures | 31,032 | 31,032
Observable Market Data (Level 2) | Commercial Real Estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Observable Market Data (Level 2) | Commercial |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Observable Market Data (Level 2) | Residential real estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Observable Market Data (Level 2) | Home equity |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Observable Market Data (Level 2) | Consumer |  |
Financial assets: |  |
Loans receivable, net of allowance | 0 | 0
Company Determined Fair Value (Level 3) |  |
Financial assets: |  |
Held-to-maturity securities, fair value | 0 | 0
Mortgage servicing rights | 4,283 | 4,412
Financial liabilities: |  |
Time deposits | 0 | 0
Short-term Debt, Fair Value | 0 | 0
Subordinated debentures | 0 | 0
Company Determined Fair Value (Level 3) | Commercial Real Estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 1,564,814 | 1,550,379
Company Determined Fair Value (Level 3) | Commercial |  |
Financial assets: |  |
Loans receivable, net of allowance | 403,100 | 414,353
Company Determined Fair Value (Level 3) | Residential real estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 1,512,478 | 1,494,707
Company Determined Fair Value (Level 3) | Home equity |  |
Financial assets: |  |
Loans receivable, net of allowance | 228,473 | 237,967
Company Determined Fair Value (Level 3) | Consumer |  |
Financial assets: |  |
Loans receivable, net of allowance | 16,873 | 17,853
Carrying Amount |  |
Financial assets: |  |
Held-to-maturity securities, at amortized cost | 534,584 | 546,583
Mortgage servicing rights | 2,363 | 2,458
Financial liabilities: |  |
Time deposits | 449,265 | 300,451
Short-term Debt, Fair Value | 448,182 | 265,176
Subordinated debentures | 44,331 | 44,331
Carrying Amount | Commercial Real Estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 1,658,496 | 1,605,279
Carrying Amount | Commercial |  |
Financial assets: |  |
Loans receivable, net of allowance | 417,642 | 424,685
Carrying Amount | Residential real estate |  |
Financial assets: |  |
Loans receivable, net of allowance | 1,737,676 | 1,691,177
Carrying Amount | Home equity |  |
Financial assets: |  |
Loans receivable, net of allowance | 230,221 | 232,203
Carrying Amount | Consumer |  |
Financial assets: |  |
Loans receivable, net of allowance | $ 19,113 | $ 20,087

X
- Definition Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69B Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69C Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-10 + Details
Name: | us-gaap_DebtInstrumentFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits. + References No definition available. + Details
Name: | us-gaap_DepositsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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

X
- Definition Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-14 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7A -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-7A + Details
Name: | us-gaap_HeldToMaturitySecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 + Details
Name: | us-gaap_HeldToMaturitySecuritiesFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Publisher FASB -URI https://asc.fasb.org//310-10/tableOfContent + Details
Name: | us-gaap_LoansReceivableFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481229/860-50-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481260/860-50-45-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481260/860-50-45-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481260/860-50-45-2 + Details
Name: | us-gaap_ServicingAssetAtFairValueAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_ShorttermDebtFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=cac_HomeEquityPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |