No definition available.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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Name:	us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

+ Details

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- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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Name:	us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
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Balance Type:	debit
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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7(d))
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Name:	us-gaap_LoansAndLeasesReceivableAllowance
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- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
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Balance Type:	debit
Period Type:	instant

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- Details

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Allowance for Loan Losses and Credit Quality of Loans, Allowance for Loan Losses and Recorded Investment in Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Allowance for loan losses	$ 72,505	$ 69,500	$ 65,200	$ 63,018
Allowance for loans individually evaluated for impairment	25	57
Allowance for loans collectively evaluated for impairment	72,480	69,443
Ending balance of loans	6,887,709	6,583,639
Commercial Loans [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Allowance for loan losses	32,759	27,606	25,444	25,545
Allowance for loans individually evaluated for impairment	25	57
Allowance for loans collectively evaluated for impairment	32,734	27,549
Ending balance of loans	3,222,310	3,027,832
Consumer Loans [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Allowance for loan losses	37,178	36,830	33,375	29,253
Allowance for loans individually evaluated for impairment	0	0
Allowance for loans collectively evaluated for impairment	37,178	36,830
Ending balance of loans	2,284,563	2,235,437
Residential Real Estate [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Allowance for loan losses	2,568	5,064	6,381	7,960
Allowance for loans individually evaluated for impairment	0	0
Allowance for loans collectively evaluated for impairment	2,568	5,064
Ending balance of loans	1,380,836	1,320,370
Unallocated [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Allowance for loan losses	0	0	$ 0	$ 260
Originated Loans [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Ending balance of loans	6,565,118	6,181,948
Ending balance of loans individually evaluated for impairment	20,578	21,138
Ending balance of loans collectively evaluated for impairment	6,544,540	6,160,810
Originated Loans [Member] \| Commercial Loans [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Ending balance of loans	3,078,620	2,840,519
Ending balance of loans individually evaluated for impairment	5,786	5,876
Ending balance of loans collectively evaluated for impairment	3,072,834	2,834,643
Originated Loans [Member] \| Consumer Loans [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Ending balance of loans	2,252,939	2,191,531
Ending balance of loans individually evaluated for impairment	7,887	8,432
Ending balance of loans collectively evaluated for impairment	2,245,052	2,183,099
Originated Loans [Member] \| Residential Real Estate [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Ending balance of loans	1,233,559	1,149,898
Ending balance of loans individually evaluated for impairment	6,905	6,830
Ending balance of loans collectively evaluated for impairment	1,226,654	1,143,068
Acquired Loans [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Allowance for loan losses	0	0
Ending balance of loans	322,591	401,691
Ending balance of loans collectively evaluated for impairment	322,591	401,691
Acquired Loans [Member] \| Commercial Loans [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Ending balance of loans	143,690	187,313
Ending balance of loans collectively evaluated for impairment	143,690	187,313
Acquired Loans [Member] \| Consumer Loans [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Ending balance of loans	31,624	43,906
Ending balance of loans collectively evaluated for impairment	31,624	43,906
Acquired Loans [Member] \| Residential Real Estate [Member]
Allowance for loan losses and recorded investment by portfolio segment [Abstract]
Ending balance of loans	147,277	170,472
Ending balance of loans collectively evaluated for impairment	$ 147,277	$ 170,472