XML 90 R38.htm IDEA: XBRL DOCUMENT v2.4.1.9
SECURITIES AVAILABLE FOR SALE AND HELD TO MATURITY (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Securities available for sale:    
Amortized Cost $ 1,074,326us-gaap_AvailableForSaleSecuritiesAmortizedCost $ 1,075,824us-gaap_AvailableForSaleSecuritiesAmortizedCost
Gross Unrealized Gains 28,927bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments 23,244bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
Gross Unrealized Losses (3,597)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments (7,250)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
Fair Value 1,099,656us-gaap_AvailableForSaleSecurities 1,091,818us-gaap_AvailableForSaleSecurities
Securities held to maturity    
Amortized Cost 42,818us-gaap_HeldToMaturitySecurities 43,347us-gaap_HeldToMaturitySecurities
Gross Unrealized Gains 1,926us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain 1,684us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
Gross Unrealized Losses   (34)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss
Fair Value 44,744us-gaap_HeldToMaturitySecuritiesFairValue 44,997us-gaap_HeldToMaturitySecuritiesFairValue
Securities    
Total Amortized Cost 1,117,144bhlb_HeldToMaturityAndAvailableForSaleSecuritiesAmortizedCost 1,119,171bhlb_HeldToMaturityAndAvailableForSaleSecuritiesAmortizedCost
Total Gross Unrealized Gains 30,853bhlb_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedGain 24,928bhlb_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedGain
Total Gross Unrealized Losses (3,597)bhlb_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedLosses (7,284)bhlb_HeldToMaturityAndAvailableForSaleSecuritiesGrossUnrealizedLosses
Total Fair Value 1,144,400us-gaap_AvailableForSaleSecuritiesAndHeldToMaturitySecurities 1,136,815us-gaap_AvailableForSaleSecuritiesAndHeldToMaturitySecurities
Debt securities    
Securities available for sale:    
Amortized Cost 1,036,176us-gaap_AvailableForSaleSecuritiesAmortizedCost
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1,026,831us-gaap_AvailableForSaleSecuritiesAmortizedCost
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Gross Unrealized Gains 21,391bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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= us-gaap_DebtSecuritiesMember
15,922bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Gross Unrealized Losses (2,677)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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= us-gaap_DebtSecuritiesMember
(5,877)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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= us-gaap_DebtSecuritiesMember
Fair Value 1,054,890us-gaap_AvailableForSaleSecurities
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= us-gaap_DebtSecuritiesMember
1,036,876us-gaap_AvailableForSaleSecurities
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= us-gaap_DebtSecuritiesMember
Debt securities | Municipal bonds and obligations    
Securities available for sale:    
Amortized Cost 149,454us-gaap_AvailableForSaleSecuritiesAmortizedCost
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127,014us-gaap_AvailableForSaleSecuritiesAmortizedCost
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Gross Unrealized Gains 6,391bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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= us-gaap_DebtSecuritiesMember
6,859bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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= us-gaap_USStatesAndPoliticalSubdivisionsMember
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= us-gaap_DebtSecuritiesMember
Gross Unrealized Losses (395)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
(174)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_InvestmentTypeAxis
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Fair Value 155,450us-gaap_AvailableForSaleSecurities
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
133,699us-gaap_AvailableForSaleSecurities
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= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Securities held to maturity    
Amortized Cost 4,847us-gaap_HeldToMaturitySecurities
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= us-gaap_USStatesAndPoliticalSubdivisionsMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
4,997us-gaap_HeldToMaturitySecurities
/ us-gaap_InvestmentTypeAxis
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Fair Value 4,847us-gaap_HeldToMaturitySecuritiesFairValue
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
4,997us-gaap_HeldToMaturitySecuritiesFairValue
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Debt securities | Government guaranteed residential mortgage-backed securities    
Securities available for sale:    
Amortized Cost 64,456us-gaap_AvailableForSaleSecuritiesAmortizedCost
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= bhlb_ResidentialMortgageBackedSecuritiesGuaranteedByUSGovernmentMember
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68,972us-gaap_AvailableForSaleSecuritiesAmortizedCost
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= bhlb_ResidentialMortgageBackedSecuritiesGuaranteedByUSGovernmentMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Gross Unrealized Gains 696bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
/ us-gaap_InvestmentTypeAxis
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= us-gaap_DebtSecuritiesMember
702bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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= bhlb_ResidentialMortgageBackedSecuritiesGuaranteedByUSGovernmentMember
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= us-gaap_DebtSecuritiesMember
Gross Unrealized Losses (113)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_InvestmentTypeAxis
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= us-gaap_DebtSecuritiesMember
(206)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
/ us-gaap_InvestmentTypeAxis
= bhlb_ResidentialMortgageBackedSecuritiesGuaranteedByUSGovernmentMember
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= us-gaap_DebtSecuritiesMember
Fair Value 65,039us-gaap_AvailableForSaleSecurities
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69,468us-gaap_AvailableForSaleSecurities
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Debt securities | Government-sponsored residential mortgage-backed securities    
Securities available for sale:    
Amortized Cost 750,730us-gaap_AvailableForSaleSecuritiesAmortizedCost
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755,893us-gaap_AvailableForSaleSecuritiesAmortizedCost
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= us-gaap_DebtSecuritiesMember
Gross Unrealized Gains 13,157bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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7,421bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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= us-gaap_DebtSecuritiesMember
Gross Unrealized Losses (1,466)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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= us-gaap_DebtSecuritiesMember
(3,130)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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Fair Value 762,421us-gaap_AvailableForSaleSecurities
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760,184us-gaap_AvailableForSaleSecurities
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Securities held to maturity    
Amortized Cost 70us-gaap_HeldToMaturitySecurities
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70us-gaap_HeldToMaturitySecurities
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Gross Unrealized Gains 5us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
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4us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
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Fair Value 75us-gaap_HeldToMaturitySecuritiesFairValue
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74us-gaap_HeldToMaturitySecuritiesFairValue
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Debt securities | Corporate bonds    
Securities available for sale:    
Amortized Cost 55,560us-gaap_AvailableForSaleSecuritiesAmortizedCost
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55,134us-gaap_AvailableForSaleSecuritiesAmortizedCost
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= us-gaap_DebtSecuritiesMember
Gross Unrealized Gains 411bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
120bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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= us-gaap_DebtSecuritiesMember
Gross Unrealized Losses (614)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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(1,103)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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= us-gaap_DebtSecuritiesMember
Fair Value 55,357us-gaap_AvailableForSaleSecurities
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= us-gaap_DebtSecuritiesMember
54,151us-gaap_AvailableForSaleSecurities
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/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Debt securities | Trust preferred securities    
Securities available for sale:    
Amortized Cost 12,773us-gaap_AvailableForSaleSecuritiesAmortizedCost
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16,607us-gaap_AvailableForSaleSecuritiesAmortizedCost
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= us-gaap_DebtSecuritiesMember
Gross Unrealized Gains 736bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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820bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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Gross Unrealized Losses (82)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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(1,212)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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Fair Value 13,427us-gaap_AvailableForSaleSecurities
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16,215us-gaap_AvailableForSaleSecurities
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= us-gaap_DebtSecuritiesMember
Debt securities | Tax advantaged economic development bonds    
Securities held to maturity    
Amortized Cost 37,570us-gaap_HeldToMaturitySecurities
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37,948us-gaap_HeldToMaturitySecurities
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Gross Unrealized Gains 1,921us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
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1,680us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
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Gross Unrealized Losses   (34)us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss
/ us-gaap_InvestmentTypeAxis
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= us-gaap_DebtSecuritiesMember
Fair Value 39,491us-gaap_HeldToMaturitySecuritiesFairValue
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39,594us-gaap_HeldToMaturitySecuritiesFairValue
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Debt securities | Other bonds and obligations    
Securities available for sale:    
Amortized Cost 3,203us-gaap_AvailableForSaleSecuritiesAmortizedCost
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3,211us-gaap_AvailableForSaleSecuritiesAmortizedCost
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Gross Unrealized Losses (7)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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(52)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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Fair Value 3,196us-gaap_AvailableForSaleSecurities
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3,159us-gaap_AvailableForSaleSecurities
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Securities held to maturity    
Amortized Cost 331us-gaap_HeldToMaturitySecurities
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332us-gaap_HeldToMaturitySecurities
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Fair Value 331us-gaap_HeldToMaturitySecuritiesFairValue
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332us-gaap_HeldToMaturitySecuritiesFairValue
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Marketable equity securities    
Securities available for sale:    
Amortized Cost 38,150us-gaap_AvailableForSaleSecuritiesAmortizedCost
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48,993us-gaap_AvailableForSaleSecuritiesAmortizedCost
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Gross Unrealized Gains 7,536bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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7,322bhlb_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
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Gross Unrealized Losses (920)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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(1,373)bhlb_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
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Fair Value $ 44,766us-gaap_AvailableForSaleSecurities
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$ 54,942us-gaap_AvailableForSaleSecurities
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