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Subordinated debentures (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Nov. 01, 2017
Subordinated Borrowing [Line Items] |  |
Subordinated Borrowing, Interest Rate | 5.875% |
Pacific Continental [Member] |  |
Subordinated Borrowing [Line Items] |  |
Business Combination, Purchase Price Allocation, Subordinated Debt |  | $ 35.0
Subordinated Debt [Member] |  |
Subordinated Borrowing [Line Items] |  |
Debt Instrument, Interest Rate Terms | 4.715% |

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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
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Balance Type: | credit
Period Type: | instant

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- Definition Stated interest rate of the subordinated debt. + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Balance Type: |
Period Type: |