$CHMG
Chemung Financial Corp Stock $chmg

$chmg Overview Financials Valuation SEC Filings Company Website

2022 Q1 Form 10-Q Financial Statement

#000076356322000040 Filed on May 12, 2022

Income Statement

Concept	2022 Q1	2021 Q4	2021 Q1
Revenue	$17.46M		$16.74M
YoY Change	4.29%		2.17%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$579.0K	$610.0K	$666.0K
YoY Change	-13.06%	-24.69%	-12.02%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$781.0K		$954.0K
YoY Change	-18.13%		-27.84%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$8.817M	$8.230M	$8.313M
YoY Change	6.06%	26.03%	177.75%
Income Tax	$1.950M	$1.780M	$1.783M
% Of Pretax Income	22.12%	21.63%	21.45%
Net Earnings	$6.867M	$6.450M	$6.530M
YoY Change	5.16%	23.33%	162.14%
Net Earnings / Revenue	39.33%		39.01%
Basic Earnings Per Share	$1.46		$1.39
Diluted Earnings Per Share	$1.46	$1.381M	$1.39
COMMON SHARES
Basic Shares Outstanding	4.689M shares	4.664M shares	4.690M shares
Diluted Shares Outstanding	4.689M shares		4.690M shares

Balance Sheet

Concept	2022 Q1	2021 Q4	2021 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$65.48M	$26.98M	$157.0M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$24.30M	$17.97M	$19.54M
YoY Change	24.33%	-10.69%	-10.28%
Goodwill	$21.82M	$21.82M	$21.82M
YoY Change	0.0%	0.0%	0.0%
Intangibles	$4.000K	$15.00K	$157.0K
YoY Change	-97.45%	-94.19%	-74.26%
Long-Term Investments	$2.949M	$3.000M	$2.700M
YoY Change	9.22%	20.0%	35.0%
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$2.475B	$2.418B	$2.442B
YoY Change	1.33%	6.1%	32.65%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$27.63M	$24.60M	$24.90M
YoY Change	10.97%	-17.17%	-15.88%
Accrued Expenses	$7.186M	$7.400M	$7.500M
YoY Change	-4.19%	1.37%	-5.06%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$36.27M	$33.50M	$33.60M
YoY Change	7.93%	-12.3%	-13.4%
LONG-TERM LIABILITIES
Long-Term Debt	$3.527M	$3.600M	$3.800M
YoY Change	-7.18%	-5.26%	-5.0%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$3.527M	$3.600M	$3.800M
YoY Change	-7.18%	-5.26%	-5.0%
TOTAL LIABILITIES
Total Short-Term Liabilities	$36.27M	$33.50M	$33.60M
Total Long-Term Liabilities	$3.527M	$3.600M	$3.800M
Total Liabilities	$2.289B	$2.207B	$2.248B
YoY Change	1.85%	6.12%	36.15%
SHAREHOLDERS EQUITY
Retained Earnings	$194.3M	$188.9M	$173.3M
YoY Change	12.1%	12.42%	11.88%
Common Stock	$46.93M	$46.95M	$47.08M
YoY Change	-0.31%	0.29%	0.58%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$18.11M	$17.85M	$17.87M
YoY Change	1.38%	1.83%	59.47%
Treasury Stock Shares	637.0K shares	636.7K shares	648.3K shares
Shareholders Equity	$185.5M	$211.5M	$194.8M
YoY Change
Total Liabilities & Shareholders Equity	$2.475B	$2.418B	$2.442B
YoY Change	1.33%	6.1%	32.65%

Cashflow Statement

Concept	2022 Q1	2021 Q4	2021 Q1
OPERATING ACTIVITIES
Net Income	$6.867M	$6.450M	$6.530M
YoY Change	5.16%	23.33%	162.14%
Depreciation, Depletion And Amortization	$579.0K	$610.0K	$666.0K
YoY Change	-13.06%	-24.69%	-12.02%
Cash From Operating Activities	$5.984M	$8.880M	$8.205M
YoY Change	-27.07%	2.42%	30.36%
INVESTING ACTIVITIES
Capital Expenditures	$15.00K	$170.0K	$88.00K
YoY Change	-82.95%	-200.0%	-27.27%
Acquisitions
YoY Change
Other Investing Activities	-$44.96M	-$37.99M	-$130.3M
YoY Change	-65.5%	-76.2%	597.27%
Cash From Investing Activities	-$44.98M	-$37.81M	-$130.4M
YoY Change	-65.51%	-76.33%	593.42%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$695.0K		$801.0K
YoY Change	-13.23%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$77.50M	-5.780M	$170.7M
YoY Change	-54.59%	-105.27%	386.69%
NET CHANGE
Cash From Operating Activities	$5.984M	8.880M	$8.205M
Cash From Investing Activities	-$44.98M	-37.81M	-$130.4M
Cash From Financing Activities	$77.50M	-5.780M	$170.7M
Net Change In Cash	$38.50M	-34.71M	$48.46M
YoY Change	-20.55%	-16.1%	114.87%
FREE CASH FLOW
Cash From Operating Activities	$5.984M	$8.880M	$8.205M
Capital Expenditures	$15.00K	$170.0K	$88.00K
Free Cash Flow	$5.969M	$8.710M	$8.117M
YoY Change	-26.46%	-1.47%	31.49%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022Q1	dei	Entity Central Index Key EntityCentralIndexKey	0000763563
CY2022Q1	us-gaap	Accounts Payable And Other Accrued Liabilities AccountsPayableAndOtherAccruedLiabilities	27631000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19928000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	21025000	USD
CY2022Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022Q1	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2022Q1	dei	Amendment Flag AmendmentFlag	false
CY2022Q1	us-gaap	Finance Lease Liability Statement Of Financial Position Extensible List FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
CY2021Q4	us-gaap	Finance Lease Liability Statement Of Financial Position Extensible List FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
CY2022Q1	dei	Document Type DocumentType	10-Q
CY2022Q1	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2022Q1	dei	Document Period End Date DocumentPeriodEndDate	2022-03-31
CY2022Q1	dei	Document Transition Report DocumentTransitionReport	false
CY2022Q1	dei	Entity File Number EntityFileNumber	001-35741
CY2022Q1	dei	Entity Registrant Name EntityRegistrantName	CHEMUNG FINANCIAL CORP
CY2022Q1	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	NY
CY2022Q1	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	16-1237038
CY2022Q1	dei	Entity Address Address Line1 EntityAddressAddressLine1	One Chemung Canal Plaza
CY2022Q1	dei	Entity Address City Or Town EntityAddressCityOrTown	Elmira
CY2022Q1	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
CY2022Q1	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	14901
CY2022Q1	dei	City Area Code CityAreaCode	607
CY2022Q1	dei	Local Phone Number LocalPhoneNumber	737-3711
CY2022Q1	dei	Security12b Title Security12bTitle	Common stock, par value $.01 per share
CY2022Q1	dei	Trading Symbol TradingSymbol	CHMG
CY2022Q1	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2022Q1	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022Q1	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022Q1	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2022Q1	dei	Entity Small Business EntitySmallBusiness	true
CY2022Q1	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2022Q1	dei	Entity Shell Company EntityShellCompany	false
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CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	8817000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	8313000	USD
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1950000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1783000	USD
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	6867000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	6530000	USD
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4689000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4689000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4690000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4690000	shares
CY2022Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.46
CY2022Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.46
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.39
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.39
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	6867000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	6530000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-42115000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-13632000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	-11028000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	-3479000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-31087000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-10153000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	0	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-55000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-14000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-55000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-14000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-2000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	0	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-12000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	0	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-31075000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-10153000	USD
CY2022Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-24208000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-3623000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	199699000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	6530000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-10153000	USD
CY2021Q1	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Restricted Stock Units Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition	136000	USD
CY2021Q1	chmg	Restricted Stock Units For Directors Deferred Compensation Plan RestrictedStockUnitsForDirectorsDeferredCompensationPlan	5000	USD
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.26
CY2021Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1211000	USD
CY2021Q1	chmg	Distribution Of Shares Of Treasury Stock For Directors Compensation Shares DistributionOfSharesOfTreasuryStockForDirectorsCompensationShares	9291	shares
CY2021Q1	chmg	Distribution Of Shares Of Treasury Stock For Directors Compensation Value DistributionOfSharesOfTreasuryStockForDirectorsCompensationValue	317000	USD
CY2021Q1	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	3860	shares
CY2021Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	132000	USD
CY2021Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	22875	shares
CY2021Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	801000	USD
CY2021Q1	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	3691	shares
CY2021Q1	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	130000	USD
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	194784000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	211455000	USD
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	6867000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-31075000	USD
CY2022Q1	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Restricted Stock Units Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition	179000	USD
CY2022Q1	chmg	Restricted Stock Units For Directors Deferred Compensation Plan RestrictedStockUnitsForDirectorsDeferredCompensationPlan	5000	USD
CY2022Q1	chmg	Distribution Of Shares Of Treasury Stock For Employee Restricted Stock Awards Shares DistributionOfSharesOfTreasuryStockForEmployeeRestrictedStockAwardsShares	3985	shares
CY2022Q1	chmg	Distribution Of Treasury Stock Grants For Employee Restricted Stock Awards DistributionOfTreasuryStockGrantsForEmployeeRestrictedStockAwards	0	USD
CY2021Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-259000	USD
CY2022Q1	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-20000	USD
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.31
CY2022Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1449000	USD
CY2022Q1	chmg	Distribution Of Shares Of Treasury Stock For Directors Compensation Shares DistributionOfSharesOfTreasuryStockForDirectorsCompensationShares	8575	shares
CY2022Q1	chmg	Distribution Of Shares Of Treasury Stock For Directors Compensation Value DistributionOfSharesOfTreasuryStockForDirectorsCompensationValue	105000	USD
CY2021Q1	us-gaap	Depreciation Depreciation	666000	USD
CY2022Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	15388	shares
CY2022Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	695000	USD
CY2022Q1	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	2545	shares
CY2022Q1	us-gaap	Stock Issued During Period Value Treasury Stock Reissued StockIssuedDuringPeriodValueTreasuryStockReissued	118000	USD
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	185510000	USD
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	6867000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	6530000	USD
CY2022Q1	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	199000	USD
CY2021Q1	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	-190000	USD
CY2022Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	11000	USD
CY2021Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	101000	USD
CY2022Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-1145000	USD
CY2022Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1146000	USD
CY2022Q1	chmg	Gains Losses On Sales Of Other Real Estate Net GainsLossesOnSalesOfOtherRealEstateNet	0	USD
CY2021Q1	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	0	USD
CY2022Q1	us-gaap	Depreciation Depreciation	579000	USD
CY2021Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1274000	USD
CY2022Q1	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	74000	USD
CY2021Q1	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	300000	USD
CY2022Q1	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	3901000	USD
CY2021Q1	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	6941000	USD
CY2022Q1	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	3776000	USD
CY2021Q1	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	6766000	USD
CY2021Q1	chmg	Gains Losses On Sales Of Other Real Estate Net GainsLossesOnSalesOfOtherRealEstateNet	-18000	USD
CY2022Q1	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	-113000	USD
CY2021Q1	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	86000	USD
CY2022Q1	us-gaap	Increase Decrease In Debt Securities Trading IncreaseDecreaseInDebtSecuritiesTrading	98000	USD
CY2021Q1	us-gaap	Increase Decrease In Debt Securities Trading IncreaseDecreaseInDebtSecuritiesTrading	90000	USD
CY2022Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	17000	USD
CY2021Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	28000	USD
CY2022Q1	chmg	Restricted Stock Expense Directors Deferred Compensation Plan RestrictedStockExpenseDirectorsDeferredCompensationPlan	5000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	4905000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-894000	USD
CY2021Q1	chmg	Restricted Stock Expense Directors Deferred Compensation Plan RestrictedStockExpenseDirectorsDeferredCompensationPlan	5000	USD
CY2022Q1	chmg	Expense Related To Employee Stock Compensation ExpenseRelatedToEmployeeStockCompensation	0	USD
CY2021Q1	chmg	Expense Related To Employee Stock Compensation ExpenseRelatedToEmployeeStockCompensation	132000	USD
CY2022Q1	chmg	Expense Related To Employee Stock Awards ExpenseRelatedToEmployeeStockAwards	179000	USD
CY2021Q1	chmg	Expense Related To Employee Stock Awards ExpenseRelatedToEmployeeStockAwards	136000	USD
CY2022Q1	chmg	Payments On Operating Leases Operating Activities PaymentsOnOperatingLeasesOperatingActivities	-192000	USD
CY2021Q1	chmg	Payments On Operating Leases Operating Activities PaymentsOnOperatingLeasesOperatingActivities	198000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	3148000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-1012000	USD
CY2022Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	11000	USD
CY2021Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	15000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	5984000	USD
CY2022Q1	us-gaap	Payments To Acquire Federal Reserve Stock PaymentsToAcquireFederalReserveStock	1304000	USD
CY2021Q1	us-gaap	Payments To Acquire Federal Reserve Stock PaymentsToAcquireFederalReserveStock	14000	USD
CY2022Q1	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	1946000	USD
CY2021Q1	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	0	USD
CY2022Q1	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	125000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	8205000	USD
CY2022Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	24813000	USD
CY2021Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	39219000	USD
CY2022Q1	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	211000	USD
CY2021Q1	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	11000	USD
CY2022Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	22388000	USD
CY2021Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	125706000	USD
CY2021Q1	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	0	USD
CY2022Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	15000	USD
CY2021Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	88000	USD
CY2022Q1	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	0	USD
CY2021Q1	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	128000	USD
CY2022Q1	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
CY2021Q1	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	287000	USD
CY2022Q1	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	48365000	USD
CY2021Q1	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	44242000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-44977000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-130405000	USD
CY2022Q1	us-gaap	Increase Decrease In Other Deposits IncreaseDecreaseInOtherDeposits	35187000	USD
CY2021Q1	us-gaap	Increase Decrease In Other Deposits IncreaseDecreaseInOtherDeposits	159586000	USD
CY2022Q1	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	58972000	USD
CY2021Q1	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	13021000	USD
CY2022Q1	chmg	Repayments Of Fhlb Overnight Advances RepaymentsOfFHLBOvernightAdvances	14570000	USD
CY2021Q1	chmg	Repayments Of Fhlb Overnight Advances RepaymentsOfFHLBOvernightAdvances	0	USD
CY2022Q1	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	67000	USD
CY2021Q1	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	61000	USD
CY2022Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	695000	USD
CY2021Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	801000	USD
CY2022Q1	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	118000	USD
CY2021Q1	us-gaap	Proceeds From Sale Of Treasury Stock ProceedsFromSaleOfTreasuryStock	130000	USD
CY2022Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1450000	USD
CY2021Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1214000	USD
CY2022Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	77495000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	170661000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	38502000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	48461000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	26981000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	108538000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	65483000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	156999000	USD
CY2022Q1	us-gaap	Interest Paid Net InterestPaidNet	764000	USD
CY2021Q1	us-gaap	Interest Paid Net InterestPaidNet	926000	USD
CY2022Q1	us-gaap	Income Taxes Paid IncomeTaxesPaid	115000	USD
CY2021Q1	us-gaap	Income Taxes Paid IncomeTaxesPaid	550000	USD
CY2022Q1	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	137000	USD
CY2021Q1	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	0	USD
CY2022Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	1449000	USD
CY2021Q1	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	1211000	USD
CY2022Q1	chmg	Treasury Stock Repurchasedas Payroll Tax Payment TreasuryStockRepurchasedasPayrollTaxPayment	53000	USD
CY2021Q1	chmg	Treasury Stock Repurchasedas Payroll Tax Payment TreasuryStockRepurchasedasPayrollTaxPayment	80000	USD
CY2022Q1	chmg	Noncash Distribution Of Treasury Stock For Directors Compensation NoncashDistributionOfTreasuryStockForDirectorsCompensation	105000	USD
CY2021Q1	chmg	Noncash Distribution Of Treasury Stock For Directors Compensation NoncashDistributionOfTreasuryStockForDirectorsCompensation	317000	USD
CY2022Q1	chmg	Distribution Of Shares Of Treasury Stock For Directors Deferred Compensation Value DistributionOfSharesOfTreasuryStockForDirectorsDeferredCompensationValue	6000	USD
CY2021Q1	chmg	Distribution Of Shares Of Treasury Stock For Directors Deferred Compensation Value DistributionOfSharesOfTreasuryStockForDirectorsDeferredCompensationValue	0	USD
CY2022Q1	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Reclassifications</span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Amounts in the prior year financial statements are reclassified whenever necessary to conform to the current year's presentation.</span></div>
CY2022Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4689000	shares
CY2022Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4689000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	4690000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	4690000	shares
CY2021Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2022Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2022Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	791841000	USD
CY2022Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	774000	USD
CY2022Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	46272000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	746343000	USD
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	795409000	USD
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	6587000	USD
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	9970000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	792026000	USD
CY2022Q1	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	3576000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	0	USD
CY2022Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	0	USD
CY2022Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	3576000	USD
CY2021Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	3790000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	6000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	0	USD
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	3796000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	21682000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	664138000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1303000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1300000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	2457000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	2457000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	100517000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	96884000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	319000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	319000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	24624000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	24304000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	800000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	800000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	470000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	470000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	0	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	0	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	126914000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	122958000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	3576000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue	3576000	USD
CY2022Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	791841000	USD
CY2022Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	746343000	USD
CY2022Q1	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	3576000	USD
CY2022Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	3576000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Gain Loss DebtSecuritiesAvailableForSaleGainLoss	0	USD
CY2021Q1	us-gaap	Debt Securities Available For Sale Gain Loss DebtSecuritiesAvailableForSaleGainLoss	0	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	439529000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	24590000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	224609000	USD
CY2022Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	46272000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	398967000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	5550000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	137808000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	4420000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	536775000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	9970000	USD
CY2022Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	1566525000	USD
CY2021Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	1518249000	USD
CY2022Q1	us-gaap	Interest Receivable InterestReceivable	4334000	USD
CY2021Q4	us-gaap	Interest Receivable InterestReceivable	4133000	USD
CY2022Q1	chmg	Financing Receivable After Interest Receivable On Loans Before Allowance On Credit Loss FinancingReceivableAfterInterestReceivableOnLoansBeforeAllowanceOnCreditLoss	1570859000	USD
CY2021Q4	chmg	Financing Receivable After Interest Receivable On Loans Before Allowance On Credit Loss FinancingReceivableAfterInterestReceivableOnLoansBeforeAllowanceOnCreditLoss	1522382000	USD
CY2022Q1	chmg	Financing Receivable Allowance For Loan Losses In Payroll Protection Program Loans FinancingReceivableAllowanceForLoanLossesInPayrollProtectionProgramLoans	0	USD
CY2021Q4	chmg	Financing Receivable Allowance For Loan Losses In Payroll Protection Program Loans FinancingReceivableAllowanceForLoanLossesInPayrollProtectionProgramLoans	0	USD
CY2021Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	3030000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	21025000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	198000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	246000	USD
CY2022Q1	chmg	Financing Receivable Allowance For Credit Losses Net Charge Off FinancingReceivableAllowanceForCreditLossesNetChargeOff	48000	USD
CY2022Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-1145000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19928000	USD
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20924000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	190000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	434000	USD
CY2021Q1	chmg	Financing Receivable Allowance For Credit Losses Net Charge Off FinancingReceivableAllowanceForCreditLossesNetChargeOff	244000	USD
CY2021Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-259000	USD
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20909000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	2861000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	17067000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	11023000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	47000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	3030000	USD
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19928000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	17995000	USD
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	21025000	USD
CY2022Q1	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	10403000	USD
CY2022Q1	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1560456000	USD
CY2022Q1	chmg	Financing Receivable After Interest Receivable On Loans Before Allowance On Credit Loss FinancingReceivableAfterInterestReceivableOnLoansBeforeAllowanceOnCreditLoss	1570859000	USD
CY2021Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	11647000	USD
CY2021Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1510735000	USD
CY2021Q4	chmg	Financing Receivable After Interest Receivable On Loans Before Allowance On Credit Loss FinancingReceivableAfterInterestReceivableOnLoansBeforeAllowanceOnCreditLoss	1522382000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	13081000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	10403000	USD
CY2022Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	2861000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	18205000	USD
CY2021Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	11647000	USD
CY2021Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	4000	USD
CY2022Q1	chmg	Financing Receivable After Interest Receivable On Loans Before Allowance On Credit Loss FinancingReceivableAfterInterestReceivableOnLoansBeforeAllowanceOnCreditLoss	1570859000	USD
CY2021Q4	chmg	Financing Receivable Modifications Recorded Investment Still Accruing FinancingReceivableModificationsRecordedInvestmentStillAccruing	5600000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	10257000	USD
CY2021Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	35000	USD
CY2022Q1	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	7703000	USD
CY2021Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	8114000	USD
CY2022Q1	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	6000	USD
CY2021Q4	chmg	Financing Receivable After Interest Receivable On Loans Before Allowance On Credit Loss FinancingReceivableAfterInterestReceivableOnLoansBeforeAllowanceOnCreditLoss	1522382000	USD
CY2020Q2	chmg	Financing Receivable Loan Forebearances Loan Balance FinancingReceivableLoanForebearancesLoanBalance	242500000	USD
CY2022Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	9200000	USD
CY2021Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	10300000	USD
CY2022Q1	chmg	Financing Receivable Troubled Debt Restructuring Purchasedwith Credit Deterioration Increase FinancingReceivableTroubledDebtRestructuringPurchasedwithCreditDeteriorationIncrease	1800000	USD
CY2021Q4	chmg	Financing Receivable Troubled Debt Restructuring Purchasedwith Credit Deterioration Increase FinancingReceivableTroubledDebtRestructuringPurchasedwithCreditDeteriorationIncrease	1900000	USD
CY2022Q1	chmg	Financing Receivable Modifications Recorded Investment Still Accruing FinancingReceivableModificationsRecordedInvestmentStillAccruing	4700000	USD
CY2022Q1	chmg	Financing Receivable Modifications Recorded Investment Nonaccrual Status FinancingReceivableModificationsRecordedInvestmentNonaccrualStatus	4500000	USD
CY2022Q1	chmg	Number Of Days Past Due After Which A Loan Is Considered To Be In Payment Default NumberOfDaysPastDueAfterWhichALoanIsConsideredToBeInPaymentDefault	P90D
CY2021Q4	chmg	Financing Receivable Modifications Recorded Investment Nonaccrual Status FinancingReceivableModificationsRecordedInvestmentNonaccrualStatus	4700000	USD
CY2021Q4	chmg	Additional Amounts Committed To Customers With Loans Classified As Troubled Debt Restructurings AdditionalAmountsCommittedToCustomersWithLoansClassifiedAsTroubledDebtRestructurings	0	USD
CY2022Q1	chmg	Additional Amounts Committed To Customers With Loans Classified As Troubled Debt Restructurings AdditionalAmountsCommittedToCustomersWithLoansClassifiedAsTroubledDebtRestructurings	0	USD
CY2021Q1	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2	borrower
CY2021Q1	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	2488000	USD
CY2021Q1	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	2488000	USD
CY2021Q1	us-gaap	Allowance For Loan And Lease Losses Period Increase Decrease AllowanceForLoanAndLeaseLossesPeriodIncreaseDecrease	0	USD
CY2021Q1	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	0	USD
CY2022Q1	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	contract
CY2021Q1	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	contract
CY2022Q1	chmg	Number Of Days Past Due After Which A Loan Will Be Rated NumberOfDaysPastDueAfterWhichALoanWillBeRated	P90D
CY2022Q1	chmg	Financing Receivable After Interest Receivable On Loans Before Allowance On Credit Loss FinancingReceivableAfterInterestReceivableOnLoansBeforeAllowanceOnCreditLoss	1570859000	USD
CY2022Q1	us-gaap	Operating Lease Expense OperatingLeaseExpense	300000	USD
CY2021Q4	chmg	Financing Receivable After Interest Receivable On Loans Before Allowance On Credit Loss FinancingReceivableAfterInterestReceivableOnLoansBeforeAllowanceOnCreditLoss	1522382000	USD
CY2022Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y2M15D
CY2022Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0333
CY2022Q1	chmg	Operating Lease Right Of Use Asset Gross OperatingLeaseRightOfUseAssetGross	7234000	USD
CY2021Q4	chmg	Operating Lease Right Of Use Asset Gross OperatingLeaseRightOfUseAssetGross	7145000	USD
CY2022Q1	chmg	Operating Lease Right Of Use Asset Accumulated Amortization OperatingLeaseRightOfUseAssetAccumulatedAmortization	199000	USD
CY2021Q4	chmg	Operating Lease Right Of Use Asset Accumulated Amortization OperatingLeaseRightOfUseAssetAccumulatedAmortization	759000	USD
CY2022Q1	chmg	Operating Lease Right Of Use Asset Lease Termination OperatingLeaseRightOfUseAssetLeaseTermination	0	USD
CY2021Q4	chmg	Operating Lease Right Of Use Asset Lease Termination OperatingLeaseRightOfUseAssetLeaseTermination	313000	USD
CY2022Q1	chmg	Operating Lease Right Of Use Asset New Lease Agreement And Modifications OperatingLeaseRightOfUseAssetNewLeaseAgreementAndModifications	0	USD
CY2021Q4	chmg	Operating Lease Right Of Use Asset New Lease Agreement And Modifications OperatingLeaseRightOfUseAssetNewLeaseAgreementAndModifications	1161000	USD
CY2022Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	7035000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	7234000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	730000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	992000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	924000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	841000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	845000	USD
CY2022Q1	chmg	Lessee Operating Lease Liability To Be Paid Year Five And After LesseeOperatingLeaseLiabilityToBePaidYearFiveAndAfter	4023000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	8355000	USD
CY2022Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1169000	USD
CY2022Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	7186000	USD
CY2022Q1	chmg	Lessee Operating Lease Lease Not Yet Commenced Liability LesseeOperatingLeaseLeaseNotYetCommencedLiability	0	USD
CY2022Q1	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P10Y10M9D
CY2022Q1	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0338
CY2022Q1	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	5572000	USD
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	5572000	USD
CY2022Q1	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	2291000	USD
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	2208000	USD
CY2022Q1	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	3281000	USD
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	3364000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	293000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	391000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	391000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	409000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	425000	USD
CY2022Q1	chmg	Finance Lease Liability To Be Paid Year Five And After FinanceLeaseLiabilityToBePaidYearFiveAndAfter	2415000	USD
CY2022Q1	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	4324000	USD
CY2022Q1	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	797000	USD
CY2022Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	3527000	USD
CY2022Q1	chmg	Lessee Finance Lease Lease Not Yet Commenced Liability LesseeFinanceLeaseLeaseNotYetCommencedLiability	0	USD
CY2021Q4	us-gaap	Goodwill Goodwill	21824000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	21824000	USD
CY2022Q1	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
CY2021Q1	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
CY2022Q1	us-gaap	Goodwill Goodwill	21824000	USD
CY2021Q1	us-gaap	Goodwill Goodwill	21824000	USD
CY2022Q1	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	11608000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11604000	USD
CY2021	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	11608000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11593000	USD
CY2022Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	11000	USD
CY2021Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	100000	USD
CY2022Q1	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-31087000	USD
CY2022Q1	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	-12000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	4000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	4000	USD
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2020Q1	chmg	Participating Credit Facility Receivable Ownership Interest Amount ParticipatingCreditFacilityReceivableOwnershipInterestAmount	4200000	USD
CY2020Q1	chmg	Participating Credit Facility Receivable Amount ParticipatingCreditFacilityReceivableAmount	36000000	USD
CY2022Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-31075000	USD
CY2021Q1	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-10153000	USD
CY2021Q1	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	0	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-10153000	USD
CY2022Q1	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	-113000	USD
CY2022Q1	us-gaap	Noninterest Income NoninterestIncome	5663000	USD
CY2021Q1	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	86000	USD
CY2021Q1	us-gaap	Noninterest Income NoninterestIncome	5621000	USD
CY2022Q1	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
CY2022Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	17458000	USD
CY2022Q1	us-gaap	Interest Expense InterestExpense	781000	USD
CY2022Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	16677000	USD
CY2022Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-1145000	USD
CY2022Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	17822000	USD
CY2022Q1	us-gaap	Noninterest Income NoninterestIncome	5663000	USD
CY2022Q1	us-gaap	Noninterest Expense NoninterestExpense	14668000	USD
CY2022Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	8817000	USD
CY2022Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1950000	USD
CY2022Q1	us-gaap	Net Income Loss NetIncomeLoss	6867000	USD
CY2021Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	16740000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	954000	USD
CY2021Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	15786000	USD
CY2021Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-259000	USD
CY2021Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	16045000	USD
CY2021Q1	us-gaap	Noninterest Income NoninterestIncome	5621000	USD
CY2021Q1	us-gaap	Noninterest Expense NoninterestExpense	13353000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	8313000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1783000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	6530000	USD
CY2022Q1	us-gaap	Deferred Compensation Arrangement With Individual Shares Issued DeferredCompensationArrangementWithIndividualSharesIssued	12560	shares
CY2021Q1	us-gaap	Deferred Compensation Arrangement With Individual Shares Issued DeferredCompensationArrangementWithIndividualSharesIssued	13151	shares
CY2022Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P1Y
CY2021Q1	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	300000	USD
CY2022Q1	us-gaap	Deferred Compensation Arrangement With Individual Compensation Expense DeferredCompensationArrangementWithIndividualCompensationExpense	300000	USD

Files In Submission

Name	View Source	Status
0000763563-22-000040-index-headers.html	Edgar Link	pending
0000763563-22-000040-index.html	Edgar Link	pending
0000763563-22-000040.txt	Edgar Link	pending
0000763563-22-000040-xbrl.zip	Edgar Link	pending
chmg-20220331.htm	Edgar Link	pending
chmg-20220331.xsd	Edgar Link	pending
chmg-20220331_cal.xml	Edgar Link	unprocessable
chmg-20220331_def.xml	Edgar Link	unprocessable
chmg-20220331_g1.jpg	Edgar Link	pending
chmg-20220331_htm.xml	Edgar Link	completed
chmg-20220331_lab.xml	Edgar Link	unprocessable
chmg-20220331_pre.xml	Edgar Link	unprocessable
chmg10q03312022exh31-1.htm	Edgar Link	pending
chmg10q03312022exh31-2.htm	Edgar Link	pending
chmg10q03312022exh32-1.htm	Edgar Link	pending
chmg10q03312022exh32-2.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$CHMG
Chemung Financial Corp Stock $chmg

2022 Q1 Form 10-Q Financial Statement

#000076356322000040 Filed on May 12, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CHMG Chemung Financial Corp Stock $chmg

2022 Q1 Form 10-Q Financial Statement

#000076356322000040 Filed on May 12, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CHMG
Chemung Financial Corp Stock $chmg