Loans and Allowance for Credit Losses on Loans - Nonaccruals (Details) - USD ($)	3 Months Ended
Mar. 31, 2021	Dec. 31, 2020
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non accrual including PCI Loans	$ 20,379,000	$ 22,280,000
Interest on nonacccrual loans	32,000
Commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	933,000	1,125,000
Leases
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	2,562,000	2,638,000
Commercial real estate - Investor
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	1,547,000	1,632,000
Commercial real estate - Owner occupied
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	7,427,000	9,262,000
Real estate - construction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	128,000
Real estate - Investor
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	855,000	928,000
Real estate - Owner occupied
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	3,182,000	3,206,000
Multifamily
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	2,398,000	2,437,000
HELOC
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	948,000	$ 1,052,000
Other
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual	$ 399,000

Amount of financing receivable on nonaccrual status including purchased credit impaired loans.

No definition available.

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Period Type:	instant

- 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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- 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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- Definition

Reflects the amount of additional interest income that would have been recorded if impaired or nonperforming loans were instead current, in compliance with their original terms, and outstanding throughout the reporting period or since origination (if held for part of the period).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121585226&loc=d3e18794-111554

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