Loan grades range.

No definition available.

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- Definition

Loans and the allowance for loan losses.

+ References

No definition available.

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- Definition

Nonperforming loans charged off past due period.

+ References

No definition available.

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- Definition

Number of Restructured Loans

+ References

No definition available.

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- Definition

Maximum duration past due for restructured loans to be considered performing.

+ References

No definition available.

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- Definition

Unfunded commitment.

+ References

No definition available.

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- Definition

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
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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://www.xbrl.org/2003/role/presentationRef
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- Definition

Reflects the unfunded portion of contractual agreements to lend funds to borrowers for loans whose terms have been modified by troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The amount of interest income on impaired and nonperforming loans that is due to the change in present value attributable to the passage of time.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount after allowance and 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. Includes loans held for sale. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Non Purchased Loans (Details Textual)	12 Months Ended
Non Purchased Loans (Details Textual)	Dec. 31, 2016 USD ($) loan_grade loan	Dec. 31, 2015 USD ($) loan	Dec. 31, 2014 USD ($)
Loans and Allowance for Loan Losses (Textual) [Abstract]
Restructured loans discontinued past due period	90 days
Allowance for loan losses attributable to restructured loans	$ 42,737,000	$ 42,437,000
Non-Purchased
Loans and Allowance for Loan Losses (Textual) [Abstract]
Nonperforming loans charged off past due period	90 days
Number of restructured loans \| loan	1	1
Restructured loans discontinued past due period	90 days	90 days
Average recorded investment in impaired loans	$ 23,209,000	$ 34,428,000	$ 48,351,000
Interest income recognized on impaired loans			$ 1,942,000
Remaining availability under commitments to lend additional funds on restructured loans	2,000	0
Unfunded commitment	$ 5,933,000	5,780,000
Non-Purchased \| Minimum
Loans and Allowance for Loan Losses (Textual) [Abstract]
Loan grades range (loan grade) \| loan_grade	1
Non-Purchased \| Maximum
Loans and Allowance for Loan Losses (Textual) [Abstract]
Loan grades range (loan grade) \| loan_grade	9
Non-Purchased \| Pass \| Minimum
Loans and Allowance for Loan Losses (Textual) [Abstract]
Loan grades range (loan grade) \| loan_grade	1
Non-Purchased \| Pass \| Maximum
Loans and Allowance for Loan Losses (Textual) [Abstract]
Loan grades range (loan grade) \| loan_grade	4
Non-Purchased \| Watch
Loans and Allowance for Loan Losses (Textual) [Abstract]
Loan grades range (loan grade) \| loan_grade	5
Non-Purchased \| Substandard \| Minimum
Loans and Allowance for Loan Losses (Textual) [Abstract]
Loan grades range (loan grade) \| loan_grade	6
Non-Purchased \| Substandard \| Maximum
Loans and Allowance for Loan Losses (Textual) [Abstract]
Loan grades range (loan grade) \| loan_grade	9
Non-Purchased \| Nonaccruing Loans
Loans and Allowance for Loan Losses (Textual) [Abstract]
Outstanding balance of restructured loans	$ 69,000	38,000
Non-Purchased \| Restructured Loans
Loans and Allowance for Loan Losses (Textual) [Abstract]
Outstanding balance of restructured loans	6,164,000	8,739,000
Allowance for loan losses attributable to restructured loans	$ 283,000	$ 884,000