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Loans and the Allowance for Loan Losses (Details) - Loans receivable on nonaccrual status - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | $ 61,696 | $ 49,481
Commercial Portfolio Segment [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 33,019 | 31,455
Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 10,111 | 8,338
Commercial construction [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 14,015 | 6,773
Residential Portfolio Segment [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 4,551 | 2,915
Consumer Portfolio Segment [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status |  |

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- Definition Amount of financing receivable on nonaccrual status. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 16 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447 + Details
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