Loans - Narrative, Past Due and Non-Accrual Loans (Details) - USD ($)	6 Months Ended	12 Months Ended
Jun. 30, 2021	Dec. 31, 2020
Receivables [Abstract]
Non-accrual loans	$ 8,124,000	$ 8,500,000
Criteria days for delinquent status	90 days	90 days
Principal balance of loans on non accrual status, less then	$ 500,000
Impairment of loans	4,900,000	$ 5,500,000
Loans on non accrual status with principal balances below threshold definition of an impaired loan	3,200,000	3,000,000.0
90 days or more past due and accruing	731,000	1,100,000
Loans held-for-sale	$ 0	$ 19,895,000

Amount of financing receivable on nonaccrual status.

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=123577603&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=124255953&loc=SL82919258-210447

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
-Subparagraph (3)

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph (a)
-Subparagraph (2)

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant