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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) (Details) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2016 | Dec. 31, 2015
Allowance for credit losses: |  |  |  |
Beginning balance | $ 16,316 | $ 14,329 |  |
Charge-offs | (3,594) | (1,513) |  |
Recoveries | 372 | 114 |  |
Provision | 7,818 | 3,386 |  |
Ending balance | 16,316 | 14,329 | $ 20,912 | $ 16,316
Ending balance: individually evaluated for impairment |  |  | 5,599 | 1,113
Ending balance: collectively evaluated for impairment |  |  | 15,313 | 15,203
Loans and lease receivables: |  |  |  |
Total gross loans and leases receivable |  |  | 1,451,864 | 1,432,027
Ending balance: individually evaluated for impairment |  |  | 24,286 | 20,852
Ending balance: collectively evaluated for impairment |  |  | $ 1,425,953 | $ 1,408,187
Allowance as percent of gross loans and leases |  |  | 1.44% | 1.14%
Commercial real estate: |  |  |  |
Allowance for credit losses: |  |  |  |
Beginning balance | 11,220 | 8,619 |  |
Charge-offs | (1,194) | (793) |  |
Recoveries | 274 | 104 |  |
Provision | 2,084 | 3,290 |  |
Ending balance | 11,220 | 8,619 | $ 12,384 | $ 11,220
Ending balance: individually evaluated for impairment |  |  | 1,899 | 240
Ending balance: collectively evaluated for impairment |  |  | 10,485 | 10,980
Loans and lease receivables: |  |  |  |
Total gross loans and leases receivable |  |  | 945,874 | 904,185
Ending balance: individually evaluated for impairment |  |  | 11,222 | 10,849
Ending balance: collectively evaluated for impairment |  |  | $ 933,048 | $ 890,594
Allowance as percent of gross loans and leases |  |  | 1.31% | 1.24%
Commercial and Industrial Loans and Leases Receivable [Member] |  |  |  |
Allowance for credit losses: |  |  |  |
Beginning balance | 4,387 | 5,492 |  |
Charge-offs | (2,273) | (711) |  |
Recoveries | 91 | 6 |  |
Provision | 5,765 | (400) |  |
Ending balance | 4,387 | 5,492 | $ 7,970 | $ 4,387
Ending balance: individually evaluated for impairment |  |  | 3,700 | 847
Ending balance: collectively evaluated for impairment |  |  | 4,270 | 3,540
Loans and lease receivables: |  |  |  |
Total gross loans and leases receivable |  |  | 481,249 | 503,286
Ending balance: individually evaluated for impairment |  |  | 12,452 | 8,942
Ending balance: collectively evaluated for impairment |  |  | $ 468,776 | $ 494,098
Allowance as percent of gross loans and leases |  |  | 1.66% | 0.87%
Consumer and other: |  |  |  |
Allowance for credit losses: |  |  |  |
Beginning balance | 709 | 218 |  |
Charge-offs | (127) | (9) |  |
Recoveries | 7 | 4 |  |
Provision | (31) | 496 |  |
Ending balance | $ 709 | $ 218 | $ 558 | $ 709
Ending balance: individually evaluated for impairment |  |  | 0 | 26
Ending balance: collectively evaluated for impairment |  |  | 558 | 683
Loans and lease receivables: |  |  |  |
Total gross loans and leases receivable |  |  | 24,741 | 24,556
Ending balance: individually evaluated for impairment |  |  | 612 | 1,061
Ending balance: collectively evaluated for impairment |  |  | $ 24,129 | $ 23,495
Allowance as percent of gross loans and leases |  |  | 2.26% | 2.89%
Receivables Acquired with Deteriorated Credit Quality [Member] |  |  |  |
Allowance for credit losses: |  |  |  |
Ending balance: individually evaluated for impairment |  |  | $ 0 | $ 0
Loans and lease receivables: |  |  |  |
Ending balance: individually evaluated for impairment |  |  | 1,625 | 3,181
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial real estate: |  |  |  |
Allowance for credit losses: |  |  |  |
Ending balance: individually evaluated for impairment |  |  | 0 | 0
Loans and lease receivables: |  |  |  |
Ending balance: individually evaluated for impairment |  |  | 1,604 | 2,742
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial and Industrial Loans and Leases Receivable [Member] |  |  |  |
Allowance for credit losses: |  |  |  |
Ending balance: individually evaluated for impairment |  |  | 0 | 0
Loans and lease receivables: |  |  |  |
Ending balance: individually evaluated for impairment |  |  | 21 | 246
Receivables Acquired with Deteriorated Credit Quality [Member] | Consumer and other: |  |  |  |
Allowance for credit losses: |  |  |  |
Ending balance: individually evaluated for impairment |  |  | 0 | 0
Loans and lease receivables: |  |  |  |
Ending balance: individually evaluated for impairment |  |  | $ 0 | $ 193

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- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 + Details
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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 + Details
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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 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) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522 + Details
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