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Allowance for Loan Losses - Recorded Investment Disaggregated on Basis of Impairment (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Schedule of loan receivables on the basis of impairment method |  |
Allowance for Loan and Lease Losses, Write-offs | $ 187 | $ 1,597
Allowance for Loan and Lease Loss, Recovery of Bad Debts | 362 | 1,180
Provision for credit losses | (6,135) | 9,964
Commercial Portfolio Segment [Member] |  |
Schedule of loan receivables on the basis of impairment method |  |
Allowance for Loan and Lease Losses, Write-offs |  | 1,222
Allowance for Loan and Lease Loss, Recovery of Bad Debts |  | 1,069
Provision for credit losses | (4,610) | 7,021
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |
Schedule of loan receivables on the basis of impairment method |  |
Provision for credit losses | (8,444) | 3,539
Commercial Portfolio Segment [Member] | Owner Occupied Commercial Real Estate [Member] |  |
Schedule of loan receivables on the basis of impairment method |  |
Provision for credit losses | 976 | 1,375
Commercial Portfolio Segment [Member] | Non Owner Occupied Commercial Real Estate [Member] |  |
Schedule of loan receivables on the basis of impairment method |  |
Provision for credit losses | 2,858 | 2,107
Residential Portfolio Segment [Member] |  |
Schedule of loan receivables on the basis of impairment method |  |
Provision for credit losses | (189) | 94
Real Estate Construction and Land Development |  |
Schedule of loan receivables on the basis of impairment method |  |
Allowance for Loan and Lease Losses, Write-offs |  | 0
Allowance for Loan and Lease Loss, Recovery of Bad Debts |  | 14
Provision for credit losses | 164 | 2,565
Real Estate Construction and Land Development | One-to-four Family Real Estate Construction |  |
Schedule of loan receivables on the basis of impairment method |  |
Provision for credit losses | 81 | (34)
Real Estate Construction and Land Development | Five or More Family Residential and Commercial Properties [Member] |  |
Schedule of loan receivables on the basis of impairment method |  |
Provision for credit losses | 83 | 2,599
Consumer Portfolio Segment [Member] |  |
Schedule of loan receivables on the basis of impairment method |  |
Provision for credit losses | $ (1,500) | 284
Unallocated |  |
Schedule of loan receivables on the basis of impairment method |  |
Allowance for Loan and Lease Losses, Write-offs |  | 0
Allowance for Loan and Lease Loss, Recovery of Bad Debts |  | 0
Provision for credit losses |  | $ 0

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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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