$BHLB
BERKSHIRE HILLS BANCORP INC Stock $bhlb

$bhlb Overview Financials Valuation SEC Filings Company Website

2020 Q1 Form 10-Q Financial Statement

#000110813420000012 Filed on May 29, 2020

Income Statement

Concept	2020 Q1	2019 Q1
Revenue	$92.06M	$107.2M
YoY Change	-14.1%	3.41%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$8.081M	$6.257M
YoY Change	29.15%	-3.5%
% of Gross Profit
Depreciation & Amortization	$4.300M	$3.400M
YoY Change	26.47%	-10.53%
% of Gross Profit
Operating Expenses	$8.081M	$6.257M
YoY Change	29.15%	-3.5%
Operating Profit
YoY Change
Interest Expense	$29.77M	$35.65M
YoY Change	-16.5%	66.67%
% of Operating Profit
Other Income/Expense, Net	-$436.0K
YoY Change
Pretax Income	-$14.07M	$31.19M
YoY Change	-145.11%	-4.64%
Income Tax	-$1.996M	$6.917M
% Of Pretax Income		22.18%
Net Earnings	-$19.87M	$23.64M
YoY Change	-184.07%	-6.39%
Net Earnings / Revenue	-21.58%	22.05%
Basic Earnings Per Share	-$0.40	$0.51
Diluted Earnings Per Share	-$0.40	$0.51
COMMON SHARES
Basic Shares Outstanding	50.20M shares	46.11M shares
Diluted Shares Outstanding	50.20M shares	46.26M shares

Balance Sheet

Concept	2020 Q1	2019 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$637.7M	$226.7M
YoY Change	181.25%
Cash & Equivalents	$605.4M	$167.6M
Short-Term Investments	$32.28M	$59.12M
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$120.7M	$105.7M
YoY Change	14.21%	-5.02%
Goodwill	$553.8M	$518.3M
YoY Change	6.84%	-0.15%
Intangibles	$44.04M	$32.22M
YoY Change	36.67%	-13.12%
Long-Term Investments
YoY Change
Other Assets	$140.0M	$204.0M
YoY Change	-31.37%	292.31%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$13.12B	$12.17B
YoY Change	7.79%	5.68%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$78.00M	$78.00M
YoY Change	0.0%
Deferred Revenue
YoY Change
Short-Term Debt	$225.0M	$861.3M
YoY Change	-73.88%	3.05%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$78.00M	$78.00M
YoY Change	0.0%	-90.67%
LONG-TERM LIABILITIES
Long-Term Debt	$108.0M	$101.0M
YoY Change	6.93%	13.48%
Other Long-Term Liabilities	$198.0M	$131.0M
YoY Change	51.15%	6.5%
Total Long-Term Liabilities	$306.0M	$232.0M
YoY Change	31.9%	9.43%
TOTAL LIABILITIES
Total Short-Term Liabilities	$78.00M	$78.00M
Total Long-Term Liabilities	$306.0M	$232.0M
Total Liabilities	$11.40B	$10.60B
YoY Change	7.58%	5.74%
SHAREHOLDERS EQUITY
Retained Earnings	$304.4M	$321.8M
YoY Change	-5.38%	23.99%
Common Stock	$1.428B	$1.245B
YoY Change	14.68%	0.11%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$52.07M	$19.09M
YoY Change	172.72%	-15.61%
Treasury Stock Shares	1.704M shares	689.9K shares
Shareholders Equity	$1.722B	$1.577B
YoY Change
Total Liabilities & Shareholders Equity	$13.12B	$12.17B
YoY Change	7.79%	5.68%

Cashflow Statement

Concept	2020 Q1	2019 Q1
OPERATING ACTIVITIES
Net Income	-$19.87M	$23.64M
YoY Change	-184.07%	-6.39%
Depreciation, Depletion And Amortization	$4.300M	$3.400M
YoY Change	26.47%	-10.53%
Cash From Operating Activities	$35.05M	-$20.25M
YoY Change	-273.1%	-123.97%
INVESTING ACTIVITIES
Capital Expenditures	$3.386M	$2.382M
YoY Change	42.15%	-45.57%
Acquisitions
YoY Change
Other Investing Activities	$2.783M	-$505.0K
YoY Change	-651.09%
Cash From Investing Activities	$160.3M	$139.5M
YoY Change	14.95%	-165.95%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$473.0K	$0.00
YoY Change
Debt Paid & Issued, Net	$102.4M	$1.601B
YoY Change	-93.6%	38.25%
Cash From Financing Activities	-$169.8M	-$134.8M
YoY Change	25.96%	-6494.12%
NET CHANGE
Cash From Operating Activities	$35.05M	-$20.25M
Cash From Investing Activities	$160.3M	$139.5M
Cash From Financing Activities	-$169.8M	-$134.8M
Net Change In Cash	$25.59M	-$15.57M
YoY Change	-264.36%	-87.53%
FREE CASH FLOW
Cash From Operating Activities	$35.05M	-$20.25M
Capital Expenditures	$3.386M	$2.382M
Free Cash Flow	$31.67M	-$22.63M
YoY Change	-239.92%	-128.25%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2020Q1	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
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CY2020Q1	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
CY2020Q1	dei	Entity Central Index Key EntityCentralIndexKey	0001108134
CY2020Q1	dei	Entity Registrant Name EntityRegistrantName	BERKSHIRE HILLS BANCORP INC
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CY2020Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
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CY2020Q1	dei	Document Type DocumentType	10-Q
CY2020Q1	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2020Q1	dei	Document Period End Date DocumentPeriodEndDate	2020-03-31
CY2020Q1	dei	Document Transition Report DocumentTransitionReport	false
CY2020Q1	dei	Entity File Number EntityFileNumber	001-15781
CY2020Q1	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2020Q1	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	04-3510455
CY2020Q1	dei	Entity Address Address Line1 EntityAddressAddressLine1	60 State Street
CY2020Q1	dei	Entity Address City Or Town EntityAddressCityOrTown	Boston
CY2020Q1	dei	Entity Address State Or Province EntityAddressStateOrProvince	MA
CY2020Q1	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	02109
CY2020Q1	dei	City Area Code CityAreaCode	800
CY2020Q1	dei	Local Phone Number LocalPhoneNumber	773-5601
CY2020Q1	dei	Security12b Title Security12bTitle	Common Stock, par value $0.01 per share
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CY2020Q1	dei	Security Exchange Name SecurityExchangeName	NYSE
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CY2020Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-19995000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	23395000	USD
CY2020Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.24
CY2019Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.52
CY2020Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	-0.16
CY2019Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	-0.01
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.40
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
CY2020Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.24
CY2019Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	-0.01
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.40
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.51
CY2020Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	50204000	shares
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	23635000	USD
CY2019Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	46113000	shares
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10564000	USD
CY2019Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	34199000	USD
CY2019Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	46261000	shares
CY2019Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.52
CY2020Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	-0.16
CY2019Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	10475000	USD
CY2020Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	50204000	shares
CY2019Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	240000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	1552918000	USD
CY2019Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	989000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	-19870000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	23635000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	25614000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	14215000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	6590000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	3651000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	19024000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10564000	USD
CY2020Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-846000	USD
CY2019Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	34199000	USD
CY2019Q1	us-gaap	Stockholders Equity Other StockholdersEquityOther	386000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	1577005000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1758564000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	-19870000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	19024000	USD
CY2020Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-846000	USD
CY2020Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	12050000	USD
CY2020Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	125000	USD
CY2020Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	473000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	519000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1459000	USD
CY2020Q1	us-gaap	Stockholders Equity Other StockholdersEquityOther	390000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	1722278000	USD
CY2020Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-12072000	USD
CY2019Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	24272000	USD
CY2020Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-7798000	USD
CY2019Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-637000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	-19870000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	23635000	USD
CY2020Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	34807000	USD
CY2019Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	4001000	USD
CY2020Q1	bhlb	Amortizationof Securities AmortizationofSecurities	-762000	USD
CY2019Q1	bhlb	Amortizationof Securities AmortizationofSecurities	-624000	USD
CY2020Q1	bhlb	Change In Unamortized Net Loan Costs And Premiums ChangeInUnamortizedNetLoanCostsAndPremiums	-386000	USD
CY2020Q1	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	-4472000	USD
CY2019Q1	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	2590000	USD
CY2019Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	2587000	USD
CY2020Q1	bhlb	Increase Decrease In Lease Right Of Use Assets IncreaseDecreaseInLeaseRightOfUseAssets	-2258000	USD
CY2019Q1	bhlb	Increase Decrease In Lease Right Of Use Assets IncreaseDecreaseInLeaseRightOfUseAssets	-3815000	USD
CY2019Q1	bhlb	Change In Unamortized Net Loan Costs And Premiums ChangeInUnamortizedNetLoanCostsAndPremiums	-2161000	USD
CY2020Q1	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	2680000	USD
CY2019Q1	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	2184000	USD
CY2020Q1	us-gaap	Share Based Compensation ShareBasedCompensation	1459000	USD
CY2019Q1	us-gaap	Share Based Compensation ShareBasedCompensation	989000	USD
CY2020Q1	bhlb	Accretionof Purchase Accounting Entries AccretionofPurchaseAccountingEntries	-3121000	USD
CY2019Q1	bhlb	Accretionof Purchase Accounting Entries AccretionofPurchaseAccountingEntries	-1338000	USD
CY2020Q1	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1580000	USD
CY2019Q1	us-gaap	Adjustment For Amortization AdjustmentForAmortization	1200000	USD
CY2020Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1106000	USD
CY2019Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1160000	USD
CY2020Q1	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	-9730000	USD
CY2019Q1	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	2551000	USD
CY2020Q1	bhlb	Increase Decrease In Lease Liabilities IncreaseDecreaseInLeaseLiabilities	-2287000	USD
CY2019Q1	bhlb	Increase Decrease In Lease Liabilities IncreaseDecreaseInLeaseLiabilities	-3981000	USD
CY2020Q1	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	0	USD
CY2019Q1	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-1615000	USD
CY2020Q1	bhlb	Amortization Of Tax Credits AmortizationOfTaxCredits	486000	USD
CY2019Q1	bhlb	Amortization Of Tax Credits AmortizationOfTaxCredits	579000	USD
CY2020Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	11542000	USD
CY2019Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	5158000	USD
CY2020Q1	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	28492000	USD
CY2019Q1	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	24662000	USD
CY2020Q1	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	6560000	USD
CY2019Q1	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-44911000	USD
CY2020Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	35052000	USD
CY2019Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-20249000	USD
CY2020Q1	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-181000	USD
CY2019Q1	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-174000	USD
CY2020Q1	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	11437000	USD
CY2019Q1	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	11900000	USD
CY2020Q1	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	12329000	USD
CY2019Q1	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	11896000	USD
CY2020Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	160925000	USD
CY2019Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	15180000	USD
CY2020Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	3520000	USD
CY2020Q1	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	454000	USD
CY2019Q1	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	38650000	USD
CY2020Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2783000	USD
CY2020Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	90758000	USD
CY2019Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	39542000	USD
CY2020Q1	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	USD
CY2019Q1	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	159000	USD
CY2020Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	20372000	USD
CY2019Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	4111000	USD
CY2020Q1	us-gaap	Proceeds From Loan And Lease Originations And Principal Collections1 ProceedsFromLoanAndLeaseOriginationsAndPrincipalCollections1	217429000	USD
CY2019Q1	us-gaap	Proceeds From Loan And Lease Originations And Principal Collections1 ProceedsFromLoanAndLeaseOriginationsAndPrincipalCollections1	87553000	USD
CY2020Q1	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	553000	USD
CY2019Q1	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
CY2020Q1	us-gaap	Payments To Acquire Federal Reserve Stock PaymentsToAcquireFederalReserveStock	6741000	USD
CY2019Q1	us-gaap	Payments To Acquire Federal Reserve Stock PaymentsToAcquireFederalReserveStock	15930000	USD
CY2019Q1	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-505000	USD
CY2020Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3386000	USD
CY2019Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2382000	USD
CY2020Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	160324000	USD
CY2019Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	139467000	USD
CY2020Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-262203000	USD
CY2019Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	184034000	USD
CY2020Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	315854000	USD
CY2019Q1	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1292517000	USD
CY2020Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	102382000	USD
CY2019Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1600624000	USD
CY2020Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	473000	USD
CY2019Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2020Q1	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	519000	USD
CY2019Q1	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	USD
CY2020Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	12175000	USD
CY2019Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	10715000	USD
CY2020Q1	bhlb	Settlementof Derivative Contractswith Institutional Counterparties SettlementofDerivativeContractswithInstitutionalCounterparties	108925000	USD
CY2019Q1	bhlb	Settlementof Derivative Contractswith Institutional Counterparties SettlementofDerivativeContractswithInstitutionalCounterparties	0	USD
CY2020Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-169785000	USD
CY2019Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-134788000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	25591000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-15570000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	579829000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	183189000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	167619000	USD
CY2020Q1	bhlb	Interest Paid On Deposits InterestPaidOnDeposits	26830000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	605420000	USD
CY2019Q1	bhlb	Interest Paid On Deposits InterestPaidOnDeposits	26118000	USD
CY2020Q1	us-gaap	Interest Paid Net InterestPaidNet	6033000	USD
CY2019Q1	us-gaap	Interest Paid Net InterestPaidNet	10656000	USD
CY2020Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	178000	USD
CY2019Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	794000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	19024000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10564000	USD
CY2020Q1	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	27940000	USD
CY2019Q1	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	0	USD
CY2020Q1	bhlb	Real Estate Owned Acquired In Settlement Of Loans RealEstateOwnedAcquiredInSettlementOfLoans	224000	USD
CY2019Q1	bhlb	Real Estate Owned Acquired In Settlement Of Loans RealEstateOwnedAcquiredInSettlementOfLoans	0	USD
CY2020Q1	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="line-height:120%;text-align:left;font-size:11pt;"><span style="font-family:inherit;font-size:11pt;font-style:italic;font-weight:bold;">Reclassifications</span></div><div style="line-height:120%;text-align:left;font-size:11pt;"><span style="font-family:inherit;font-size:11pt;">Certain items in prior financial statements have been reclassified to conform to the current presentation.</span></div>
CY2019Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	9502428000	USD
CY2019Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	9502428000	USD
CY2019Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	9502428000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	63575000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	51165000	USD
CY2019Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	100000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	361082000	USD
CY2020Q1	us-gaap	Trading Securities Debt Amortized Cost TradingSecuritiesDebtAmortizedCost	9200000	USD
CY2019Q4	us-gaap	Trading Securities Debt Amortized Cost TradingSecuritiesDebtAmortizedCost	9400000	USD
CY2020Q1	us-gaap	Trading Securities Debt TradingSecuritiesDebt	9800000	USD
CY2019Q4	us-gaap	Trading Securities Debt TradingSecuritiesDebt	10800000	USD
CY2020Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1363702000	USD
CY2020Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	44677000	USD
CY2020Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	4521000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1403858000	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	USD
CY2020Q1	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	336802000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	21693000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	79000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	358416000	USD
CY2020Q1	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	141000	USD
CY2020Q1	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	34288000	USD
CY2020Q1	us-gaap	Equity Securities Fv Ni Unrealized Gain EquitySecuritiesFvNiUnrealizedGain	1912000	USD
CY2020Q1	us-gaap	Equity Securities Fv Ni Unrealized Loss EquitySecuritiesFvNiUnrealizedLoss	3917000	USD
CY2020Q1	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	32283000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturityand Equity Securities Fvni Amortized Cost DebtSecuritiesAvailableforsaleandHeldtomaturityandEquitySecuritiesFVNIAmortizedCost	1734792000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturityand Equity Securities Fvni Accumulated Gross Unrealized Gainbefore Tax DebtSecuritiesAvailableforsaleandHeldtomaturityandEquitySecuritiesFVNIAccumulatedGrossUnrealizedGainbeforeTax	68282000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturityand Equity Securities Fvni Accumulated Gross Unrealized Lossbefore Tax DebtSecuritiesAvailableforsaleandHeldtomaturityandEquitySecuritiesFVNIAccumulatedGrossUnrealizedLossbeforeTax	8517000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturityand Equity Securities Fvni DebtSecuritiesAvailableforsaleandHeldtomaturityandEquitySecuritiesFVNI	1794557000	USD
CY2020Q1	bhlb	Debt Securities Availableforsale And Heldtomaturity Allowance For Credit Losses DebtSecuritiesAvailableforsaleAndHeldtomaturityAllowanceForCreditLosses	141000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1297339000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	16503000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	2287000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1311555000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	357979000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	16263000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	965000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	373277000	USD
CY2019Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	0	USD
CY2019Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	37138000	USD
CY2019	us-gaap	Equity Securities Fv Ni Unrealized Gain EquitySecuritiesFvNiUnrealizedGain	5147000	USD
CY2019	us-gaap	Equity Securities Fv Ni Unrealized Loss EquitySecuritiesFvNiUnrealizedLoss	729000	USD
CY2019Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	41556000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturityand Equity Securities Fvni Amortized Cost DebtSecuritiesAvailableforsaleandHeldtomaturityandEquitySecuritiesFVNIAmortizedCost	1692456000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturityand Equity Securities Fvni Accumulated Gross Unrealized Gainbefore Tax DebtSecuritiesAvailableforsaleandHeldtomaturityandEquitySecuritiesFVNIAccumulatedGrossUnrealizedGainbeforeTax	37913000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturityand Equity Securities Fvni Accumulated Gross Unrealized Lossbefore Tax DebtSecuritiesAvailableforsaleandHeldtomaturityandEquitySecuritiesFVNIAccumulatedGrossUnrealizedLossbeforeTax	3981000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturityand Equity Securities Fvni DebtSecuritiesAvailableforsaleandHeldtomaturityandEquitySecuritiesFVNI	1726388000	USD
CY2019Q4	bhlb	Debt Securities Availableforsale And Heldtomaturity Allowance For Credit Losses DebtSecuritiesAvailableforsaleAndHeldtomaturityAllowanceForCreditLosses	0	USD
CY2019Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	0	USD
CY2020Q1	us-gaap	Debt Securities Held To Maturity Credit Loss Expense Reversal DebtSecuritiesHeldToMaturityCreditLossExpenseReversal	-168000	USD
CY2020Q1	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss DebtSecuritiesHeldToMaturityAllowanceForCreditLoss	141000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis	43509000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Fair Value AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue	43660000	USD
CY2020Q1	bhlb	Held To Maturity Securities Debt Maturities Next Rolling Twelve Months Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis	1614000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Debt Maturities Next Rolling Twelve Months Fair Value HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue	1614000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis	16655000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	16466000	USD
CY2020Q1	bhlb	Held To Maturity Securities Debt Maturities Rolling Year Two Through Five Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis	6033000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Debt Maturities Rolling Year Two Through Five Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	6043000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis	78121000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue	78061000	USD
CY2020Q1	bhlb	Held To Maturity Securities Debt Maturities Rolling Year Six Through Ten Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis	19522000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Debt Maturities Rolling Year Six Through Ten Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue	19940000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Rolling After Year Ten Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis	122734000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Rolling After Year Ten Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue	126438000	USD
CY2020Q1	bhlb	Held To Maturity Securities Debt Maturities Rolling After Year Ten Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis	224176000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Debt Maturities Rolling After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue	237957000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	261019000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	264625000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	251345000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue	265554000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	1102683000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	1139233000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	85457000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	92862000	USD
CY2020Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1363702000	USD
CY2020Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1403858000	USD
CY2020Q1	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	336802000	USD
CY2019Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	2600000	USD
CY2019Q1	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	6000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	358416000	USD
CY2020Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	160900000	USD
CY2020Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	3500000	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	1000	USD
CY2019Q1	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	15200000	USD
CY2019Q1	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	2815000	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	85323000	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1706000	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	25371000	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	4521000	USD
CY2020Q1	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	110694000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	79000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	3759000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2020Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2020Q1	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	79000	USD
CY2020Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	3759000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturity Continuous Unrealized Loss Position Lessthan12 Months Accumulated Loss DebtSecuritiesAvailableforsaleandHeldtomaturityContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss	2894000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturity Continuous Unrealized Loss Position Lessthan12 Months DebtSecuritiesAvailableforsaleandHeldtomaturityContinuousUnrealizedLossPositionLessthan12Months	89082000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturity Continuous Unrealized Loss Position12 Monthsor Longer Accumulated Loss DebtSecuritiesAvailableforsaleandHeldtomaturityContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss	1706000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturity Continuous Unrealized Loss Position12 Monthsor Longer DebtSecuritiesAvailableforsaleandHeldtomaturityContinuousUnrealizedLossPosition12MonthsorLonger	25371000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturity Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableforsaleandHeldtomaturityUnrealizedLossPositionAccumulatedLoss	4600000	USD
CY2020Q1	bhlb	Debt Securities Availableforsaleand Heldtomaturity Unrealized Loss Position DebtSecuritiesAvailableforsaleandHeldtomaturityUnrealizedLossPosition	114453000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1287000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	180826000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1000000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	83773000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	2287000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	264599000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	55000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	10578000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	910000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	6925000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	965000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	17503000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturity Continuous Unrealized Loss Position Lessthan12 Months Accumulated Loss DebtSecuritiesAvailableforsaleandHeldtomaturityContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss	1342000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturity Continuous Unrealized Loss Position Lessthan12 Months DebtSecuritiesAvailableforsaleandHeldtomaturityContinuousUnrealizedLossPositionLessthan12Months	191404000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturity Continuous Unrealized Loss Position12 Monthsor Longer Accumulated Loss DebtSecuritiesAvailableforsaleandHeldtomaturityContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss	1910000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturity Continuous Unrealized Loss Position12 Monthsor Longer DebtSecuritiesAvailableforsaleandHeldtomaturityContinuousUnrealizedLossPosition12MonthsorLonger	90698000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturity Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableforsaleandHeldtomaturityUnrealizedLossPositionAccumulatedLoss	3252000	USD
CY2019Q4	bhlb	Debt Securities Availableforsaleand Heldtomaturity Unrealized Loss Position DebtSecuritiesAvailableforsaleandHeldtomaturityUnrealizedLossPosition	282102000	USD
CY2020Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	9303177000	USD
CY2020Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	9502428000	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	113510000	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	63575000	USD
CY2020Q1	us-gaap	Notes Receivable Net NotesReceivableNet	9189667000	USD
CY2020Q1	us-gaap	Notes Receivable Net NotesReceivableNet	9438853000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	63575000	USD
CY2020Q1	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	12433000	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1959000	USD
CY2020Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	34975000	USD
CY2020Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	113510000	USD
CY2019Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	100000	USD
CY2020Q1	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	330000	USD
CY2020Q1	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	8423000	USD
CY2020Q1	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	95751000	USD
CY2020Q1	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	9207426000	USD
CY2020Q1	us-gaap	Notes Receivable Gross NotesReceivableGross	9303177000	USD
CY2019Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	19316000	USD
CY2020Q1	bhlb	Financing Receivable Troubled Debt Restructuring Principal Payments FinancingReceivableTroubledDebtRestructuringPrincipalPayments	5769000	USD
CY2020Q1	bhlb	Financing Receivable Troubled Debt Restructuring Status Change FinancingReceivableTroubledDebtRestructuringStatusChange	0	USD
CY2020Q1	bhlb	Financing Receivable Troubled Debt Restructuring Other Increase Decrease FinancingReceivableTroubledDebtRestructuringOtherIncreaseDecrease	0	USD
CY2020Q1	bhlb	Financing Receivable Troubled Debt Restructuring Additions FinancingReceivableTroubledDebtRestructuringAdditions	902000	USD
CY2020Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	14449000	USD
CY2020Q1	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	3000	Loan
CY2020Q1	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	902000	USD
CY2020Q1	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	902000	USD
CY2019Q1	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	3000	Loan
CY2019Q1	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	338000	USD
CY2019Q1	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	338000	USD
CY2019Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	9502428000	USD
CY2019Q4	bhlb	Unamortized Loan Origination Fees UnamortizedLoanOriginationFees	13259000	USD
CY2019Q4	bhlb	Unamortized Discounts Or Premiums UnamortizedDiscountsOrPremiums	2643000	USD
CY2019Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	15902000	USD
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	2840000	USD
CY2019	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	1320000	USD
CY2019	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	665000	USD
CY2019	bhlb	Certain Loans Acquiredin Transfer Not Accountedforas Debt Securities Accretable Yield Payments Received CertainLoansAcquiredinTransferNotAccountedforasDebtSecuritiesAccretableYieldPaymentsReceived	55000	USD
CY2019	bhlb	Certain Loans Acquiredin Transfer Not Accountedforas Debt Securities Accretable Yield Reclassificationsto Troubled Debt Restructuring CertainLoansAcquiredinTransferNotAccountedforasDebtSecuritiesAccretableYieldReclassificationstoTroubledDebtRestructuring	-9000	USD
CY2019Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	2139000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	39640000	USD
CY2019Q4	bhlb	Time Deposits100000 Through250000 TimeDeposits100000Through250000	2027717000	USD
CY2019Q4	bhlb	Impaired Financing Receivable Additional Funds Committed Amount ImpairedFinancingReceivableAdditionalFundsCommittedAmount	0	USD
CY2019	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	3	modification
CY2019	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	338000	USD
CY2019	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	338000	USD
CY2018Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	27415000	USD
CY2019Q1	bhlb	Financing Receivable Troubled Debt Restructuring Principal Payments FinancingReceivableTroubledDebtRestructuringPrincipalPayments	1413000	USD
CY2019Q1	bhlb	Financing Receivable Troubled Debt Restructuring Status Change FinancingReceivableTroubledDebtRestructuringStatusChange	0	USD
CY2019Q1	bhlb	Financing Receivable Troubled Debt Restructuring Other Increase Decrease FinancingReceivableTroubledDebtRestructuringOtherIncreaseDecrease	1155000	USD
CY2019Q1	bhlb	Financing Receivable Troubled Debt Restructuring Additions FinancingReceivableTroubledDebtRestructuringAdditions	338000	USD
CY2019Q1	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	25185000	USD
CY2020Q1	us-gaap	Time Deposits Less Than100000 TimeDepositsLessThan100000	871215000	USD
CY2019Q4	us-gaap	Time Deposits Less Than100000 TimeDepositsLessThan100000	905190000	USD
CY2020Q1	bhlb	Time Deposits100000 Through250000 TimeDeposits100000Through250000	1825472000	USD
CY2020Q1	bhlb	Time Deposits250000or More TimeDeposits250000orMore	647013000	USD
CY2019Q4	bhlb	Time Deposits250000or More TimeDeposits250000orMore	656462000	USD
CY2020Q1	us-gaap	Time Deposits TimeDeposits	3343700000	USD
CY2019Q4	us-gaap	Time Deposits TimeDeposits	3589369000	USD
CY2020Q1	bhlb	Brokered Time Deposits BrokeredTimeDeposits	1000000000.0	USD
CY2019Q4	bhlb	Brokered Time Deposits BrokeredTimeDeposits	1200000000	USD
CY2020Q1	bhlb	Reciprocal Money Market Deposits ReciprocalMoneyMarketDeposits	104900000	USD
CY2019Q4	bhlb	Reciprocal Money Market Deposits ReciprocalMoneyMarketDeposits	91700000	USD
CY2020Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	225000000	USD
CY2020Q1	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0145
CY2019Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	125000000	USD
CY2019Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0206
CY2020Q1	us-gaap	Long Term Debt LongTermDebt	816160000	USD
CY2020Q1	us-gaap	Longterm Debt Weighted Average Interest Rate LongtermDebtWeightedAverageInterestRate	0.0254
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	702550000	USD
CY2019Q4	us-gaap	Longterm Debt Weighted Average Interest Rate LongtermDebtWeightedAverageInterestRate	0.0272
CY2020Q1	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	1041160000	USD
CY2020Q1	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.0230
CY2020Q1	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	72400000	USD
CY2020Q1	bhlb	Derivative Securities Pledged As Collateral Amortized Cost DerivativeSecuritiesPledgedAsCollateralAmortizedCost	35000000.0	USD
CY2020Q1	us-gaap	Financial Instruments Owned And Pledged As Collateral At Fair Value FinancialInstrumentsOwnedAndPledgedAsCollateralAtFairValue	35500000	USD
CY2019Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	827550000	USD
CY2019Q4	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.0262
CY2020Q1	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	3000000.0	USD
CY2020Q1	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	4200000000	USD
CY2019Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	10883000	USD
CY2020Q1	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	4197556000	USD
CY2020Q1	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	103543000	USD
CY2020Q1	bhlb	Fair Value Estimates Impactof Settledto Market Contract FairValueEstimatesImpactofSettledtoMarketContract	109000000	USD
CY2019Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	4070729000	USD
CY2019Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	-492000	USD
CY2020Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	73356000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	76332000	USD
CY2020Q1	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	7589000	USD
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	7720000	USD
CY2020Q1	bhlb	Lease Rightof Use Asset LeaseRightofUseAsset	80945000	USD
CY2019Q4	bhlb	Lease Rightof Use Asset LeaseRightofUseAsset	84052000	USD
CY2020Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	77720000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	80734000	USD
CY2020Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	10760000	USD
CY2020Q1	bhlb	Lease Liability LeaseLiability	88480000	USD
CY2019Q4	bhlb	Lease Liability LeaseLiability	91617000	USD
CY2020Q1	bhlb	Lessee Lease Weighted Average Remaining Lease Term LesseeLeaseWeightedAverageRemainingLeaseTerm	P10Y1M6D
CY2019	bhlb	Lessee Lease Weighted Average Remaining Lease Term LesseeLeaseWeightedAverageRemainingLeaseTerm	P10Y3M18D
CY2020Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P14Y7M6D
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P14Y9M18D
CY2020Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0335
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0336
CY2020Q1	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0500
CY2019Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0500
CY2020Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	3500000	USD
CY2019Q1	us-gaap	Operating Lease Cost OperatingLeaseCost	3400000	USD
CY2020Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	3628000	USD
CY2019Q1	us-gaap	Operating Lease Payments OperatingLeasePayments	3498000	USD
CY2020Q1	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	134000	USD
CY2019Q1	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	159000	USD
CY2020Q1	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	124000	USD
CY2019Q1	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	98000	USD
CY2020Q1	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	9923000	USD
CY2020Q1	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	765000	USD
CY2020Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	12427000	USD
CY2020Q1	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	1031000	USD
CY2020Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	11370000	USD
CY2020Q1	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	1031000	USD
CY2020Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	9354000	USD
CY2020Q1	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	1037000	USD
CY2020Q1	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	7909000	USD
CY2020Q1	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	1037000	USD
CY2020Q1	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	40984000	USD
CY2020Q1	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	10260000	USD
CY2020Q1	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	91967000	USD
CY2020Q1	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	15161000	USD
CY2020Q1	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	14247000	USD
CY2020Q1	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	4401000	USD
CY2020Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	77720000	USD
CY2020Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	10760000	USD
CY2020Q1	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.138
CY2019Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.137
CY2020Q1	bhlb	Common Equity Tier One Risk Based Capital To Risk Weighted Assets CommonEquityTierOneRiskBasedCapitalToRiskWeightedAssets	0.119
CY2019Q4	bhlb	Common Equity Tier One Risk Based Capital To Risk Weighted Assets CommonEquityTierOneRiskBasedCapitalToRiskWeightedAssets	0.121
CY2020Q1	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.121
CY2019Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.123
CY2020Q1	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.093
CY2019Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.093
CY2020Q1	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	25614000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	6590000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	19024000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	14215000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	3651000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10564000	USD
CY2020Q1	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	19023000	USD
CY2020Q1	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	-1000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	19024000	USD
CY2019Q1	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	10568000	USD
CY2019Q1	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	4000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10564000	USD
CY2020Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-12072000	USD
CY2019Q1	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	24272000	USD
CY2020Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-7798000	USD
CY2019Q1	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-637000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	-19870000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	23635000	USD
CY2020Q1	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	51903000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	46212000	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	1744000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	717000	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	488000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Shares Restricted Stock WeightedAverageNumberOfSharesRestrictedStock	425000	shares
CY2020Q1	bhlb	Weighted Average Numberof Shares Outstanding Preferred Stock WeightedAverageNumberofSharesOutstandingPreferredStock	533000	shares
CY2019Q1	bhlb	Weighted Average Numberof Shares Outstanding Preferred Stock WeightedAverageNumberofSharesOutstandingPreferredStock	1043000	shares
CY2020Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	50204000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	46113000	shares
CY2020Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	50204000	shares
CY2019Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	46261000	shares
CY2020Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.24
CY2019Q1	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.52
CY2020Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	-0.16
CY2019Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	-0.01
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.40
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
CY2020Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.24
CY2019Q1	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.52
CY2020Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	-0.16
CY2019Q1	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	-0.01
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.40
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.51
CY2020Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	1500000	USD
CY2019Q1	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	1000000.0	USD
CY2020Q1	bhlb	Investment Portfolio Number Of Securities InvestmentPortfolioNumberOfSecurities	1	security
CY2020Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	86428000	USD
CY2019Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	85459000	USD
CY2020Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	34807000	USD
CY2019Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	4001000	USD
CY2020Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	51621000	USD
CY2019Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	81458000	USD

Files In Submission

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0001108134-20-000012-index-headers.html	Edgar Link	pending
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$BHLB
BERKSHIRE HILLS BANCORP INC Stock $bhlb

2020 Q1 Form 10-Q Financial Statement

#000110813420000012 Filed on May 29, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BHLB BERKSHIRE HILLS BANCORP INC Stock $bhlb

2020 Q1 Form 10-Q Financial Statement

#000110813420000012 Filed on May 29, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BHLB
BERKSHIRE HILLS BANCORP INC Stock $bhlb