Securities - Narrative (Details) $ in Thousands	Sep. 30, 2021 USD ($) Security	Dec. 31, 2020 USD ($)
Debt Securities, Available-for-sale [Line Items]
Carrying value of securities pledged as collateral as required by law on public and trust deposits, repurchase agreements, and for other purposes \| $	$ 362,378	$ 301,201
U.S. Government and agencies
Debt Securities, Available-for-sale [Line Items]
Available for sale securities in unrealized loss positions	67
Available for sale securities in unrealized loss positions, percentage of amortized cost (individually did not exceed)	6.00%
Available for sale securities in unrealized loss positions for 12 months or more	8
Mortgage-backed securities, residential
Debt Securities, Available-for-sale [Line Items]
Available for sale securities in unrealized loss positions	39
Available for sale securities in unrealized loss positions, percentage of amortized cost (individually did not exceed)	5.00%
Available for sale securities in unrealized loss positions for 12 months or more	3
State and municipal
Debt Securities, Available-for-sale [Line Items]
Available for sale securities in unrealized loss positions	36
Available for sale securities in unrealized loss positions, percentage of amortized cost (individually did not exceed)	6.00%
Available for sale securities in unrealized loss positions for 12 months or more	2
Corporate bonds
Debt Securities, Available-for-sale [Line Items]
Available for sale securities in unrealized loss positions	5
Available for sale securities in unrealized loss positions, percentage of amortized cost (individually did not exceed)	2.00%

Available-for-sale, Securities in Unrealized Loss Positions, Unrealized Losses as Percentage of Amortized Cost

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- Definition

Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without an allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455

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- Definition

Amount of restricted investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 954
-SubTopic 210
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=120413173&loc=SL6242262-115580

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(i)
-URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 954
-SubTopic 210
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=120413209&loc=SL6242269-115581

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- Definition

Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27290-111563

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455

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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.

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