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Loans - Summary of Performing and Non Performing Loans (Details) $ in Thousands	Mar. 31, 2021 USD ($)
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	$ 15,392
Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	15,369
Non Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	23
Commercial and industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	13,684
Commercial and industrial | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	13,682
Commercial and industrial | Non Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	2
Residential Portfolio Segment
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	916
Residential Portfolio Segment | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	916
Residential Portfolio Segment | Non Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	0
Other
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	792
Other | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	771
Other | Non Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Investment on loans by payment activity	$ 21

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Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522

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