Allowance for Loan Losses - TDR Loans (Details)	12 Months Ended
Dec. 31, 2021 USD ($) contract	Dec. 31, 2020 USD ($) contract	Dec. 31, 2019 USD ($) contract
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	17	18
Recorded Investment	$ 12,928,000	$ 12,631,000
Recorded investment	$ 52,704,000	$ 87,741,000
Number of Contracts \| contract	2	10	6
Recorded Investment	$ 891,000	$ 4,000,000	$ 9,931,000
Charge-offs	$ 0	$ 1,900,000	$ 0
Real estate loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	6	7
Recorded Investment	$ 7,923,000	$ 8,780,000
Recorded investment	$ 21,328,000	$ 43,299,000
Number of Contracts \| contract	0	1	4
Recorded Investment	$ 0	$ 813,000	$ 6,905,000
Real estate loans \| South Florida
Financing Receivable, Troubled Debt Restructuring [Line Items]
Recorded Investment	$ 9,100,000	$ 8,400,000
Real estate loans \| Non-owner occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	1	1
Recorded Investment	$ 1,452,000	$ 1,729,000
Recorded investment	$ 7,285,000	8,219,000
Write-offs		$ 1,900,000
Number of Contracts \| contract	0	0	1
Recorded Investment	$ 0	$ 0	$ 1,936,000
Real estate loans \| Single-family residential
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	1	2
Recorded Investment	$ 258,000	$ 267,000
Recorded investment	$ 5,378,000	$ 10,925,000
Number of Contracts \| contract	0	0	1
Recorded Investment	$ 0	$ 0	$ 172,000
Real estate loans \| Owner-occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	4	4
Recorded Investment	$ 6,213,000	$ 6,784,000
Recorded investment	$ 8,665,000	$ 12,814,000
Number of Contracts \| contract	0	1	2
Recorded Investment	$ 0	$ 813,000	$ 4,797,000
Real estate loans \| Residential Mortgage
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing receivable, not modified, number of contracts \| contract	2	4
Recorded investment	$ 1,400,000	$ 1,500,000
Commercial loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of Contracts \| contract	11	11
Recorded Investment	$ 5,005,000	$ 3,851,000
Recorded investment	$ 31,120,000	$ 44,210,000
Number of Contracts \| contract	2	9	1
Recorded Investment	$ 891,000	$ 3,187,000	$ 2,669,000
Commercial loans \| One Commercial Loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing receivable, not modified, number of contracts \| contract	1
Recorded investment	$ 800,000
Consumer loans and overdrafts
Financing Receivable, Troubled Debt Restructuring [Line Items]
Recorded investment	$ 256,000	$ 232,000
Number of Contracts \| contract	0	0	1
Recorded Investment	$ 0	$ 0	$ 357,000
Commercial Real Estate Portfolio Segment and Commercial Portfolio Segment \| Owner-occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Specific reserves	$ 800,000	$ 1,000,000

Allowance for Loan and Lease Losses, Troubled Debt Restructuring, Charge-Offs

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- Definition

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No definition available.

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Specific Reserves, Financing Receivable, Troubled Debt Restructuring, Postmodification

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No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
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Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 14A
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