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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 | 3 Months Ended | 12 Months Ended
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Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019
Allowance for credit losses: |  |  |  |  |  |  |  |  |  |
Allowance for loan and lease losses - begin |  |  |  | $ 19,520 |  |  |  | $ 20,425 | $ 19,520 | $ 20,425
Charge-offs |  |  |  |  |  |  |  |  | (8,139) | (3,356)
Recoveries |  |  |  |  |  |  |  |  | 332 | 366
Net (charge-offs) recoveries |  |  |  |  |  |  |  |  | (7,807) | (2,990)
Provision for credit loss | $ 4,322 | $ 3,835 | $ 5,469 | 3,182 | $ 1,472 | $ 1,349 | $ (784) | 49 | 16,808 | 2,085
Allowance for loan and lease losses - end | 28,521 |  |  |  | 19,520 |  |  |  | 28,521 | 19,520
Commercial real estate: |  |  |  |  |  |  |  |  |  |
Allowance for credit losses: |  |  |  |  |  |  |  |  |  |
Allowance for loan and lease losses - begin |  |  |  | 10,852 |  |  |  | 11,662 | 10,852 | 11,662
Charge-offs |  |  |  |  |  |  |  |  | (6,119) | 0
Recoveries |  |  |  |  |  |  |  |  | 4 | 75
Net (charge-offs) recoveries |  |  |  |  |  |  |  |  | (6,115) | 75
Provision for credit loss |  |  |  |  |  |  |  |  | 12,420 | (885)
Allowance for loan and lease losses - end | 17,157 |  |  |  | 10,852 |  |  |  | 17,157 | 10,852
Commercial and Industrial Loans and Leases Receivable |  |  |  |  |  |  |  |  |  |
Allowance for credit losses: |  |  |  |  |  |  |  |  |  |
Allowance for loan and lease losses - begin |  |  |  | 8,078 |  |  |  | 8,079 | 8,078 | 8,079
Charge-offs |  |  |  |  |  |  |  |  | (2,007) | (3,347)
Recoveries |  |  |  |  |  |  |  |  | 325 | 262
Net (charge-offs) recoveries |  |  |  |  |  |  |  |  | (1,682) | (3,085)
Provision for credit loss |  |  |  |  |  |  |  |  | 4,197 | 3,084
Allowance for loan and lease losses - end | 10,593 |  |  |  | 8,078 |  |  |  | 10,593 | 8,078
Consumer and other: |  |  |  |  |  |  |  |  |  |
Allowance for credit losses: |  |  |  |  |  |  |  |  |  |
Allowance for loan and lease losses - begin |  |  |  | $ 590 |  |  |  | $ 684 | 590 | 684
Charge-offs |  |  |  |  |  |  |  |  | (13) | (9)
Recoveries |  |  |  |  |  |  |  |  | 3 | 29
Net (charge-offs) recoveries |  |  |  |  |  |  |  |  | (10) | 20
Provision for credit loss |  |  |  |  |  |  |  |  | 191 | (114)
Allowance for loan and lease losses - end | $ 771 |  |  |  | $ 590 |  |  |  | $ 771 | $ 590

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- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + 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 (c)(4) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
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- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + 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 (c)(3) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
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- Definition Amount, after recoveries, of loans and leases that have been written-off. + References No definition available. + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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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 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 + Details
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