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

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

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

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

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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.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Section 45
-Paragraph 2
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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses Allowance for Loan and Lease Losses 2 (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Jun. 30, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Dec. 31, 2015
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	$ 14,133		$ 15,313
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	5,790		5,599
Allowance for loan and lease losses	19,923	$ 21,677	20,912	$ 20,067	$ 18,154	$ 16,316
Financing Receivable, Collectively Evaluated for Impairment	1,434,560		1,425,953
Financing Receivable, Individually Evaluated for Impairment	32,882		24,286
Loans and Leases Receivable, Gross	1,468,067		1,451,864
Loans acquired with deteriorated credit quality
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0		0
Financing Receivable, Individually Evaluated for Impairment	625		1,625
Commercial real estate:
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	9,426		10,485
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	109		1,899
Allowance for loan and lease losses	9,535	12,003	12,384	12,815	11,436	11,220
Financing Receivable, Collectively Evaluated for Impairment	947,600		933,048
Financing Receivable, Individually Evaluated for Impairment	18,535		11,222
Loans and Leases Receivable, Gross	966,753		945,874
Commercial real estate: \| Loans acquired with deteriorated credit quality
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0		0
Financing Receivable, Individually Evaluated for Impairment	618		1,604
Commercial and industrial loans and leases
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	4,185		4,270
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	5,658		3,700
Allowance for loan and lease losses	9,843	9,090	7,970	6,672	6,017	4,387
Financing Receivable, Collectively Evaluated for Impairment	462,122		468,776
Financing Receivable, Individually Evaluated for Impairment	13,962		12,452
Loans and Leases Receivable, Gross	476,091		481,249
Commercial and industrial loans and leases \| Loans acquired with deteriorated credit quality
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0		0
Financing Receivable, Individually Evaluated for Impairment	7		21
Consumer and other:
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	522		558
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	23		0
Allowance for loan and lease losses	545	$ 584	558	$ 580	$ 701	$ 709
Financing Receivable, Collectively Evaluated for Impairment	24,838		24,129
Financing Receivable, Individually Evaluated for Impairment	385		612
Loans and Leases Receivable, Gross	25,223		24,741
Consumer and other: \| Loans acquired with deteriorated credit quality
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0		0
Financing Receivable, Individually Evaluated for Impairment	$ 0		$ 0