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Summary of significant accounting policies (Tables)

12 Months Ended

Dec. 31, 2022

Summary of significant accounting policies

Schedule of estimated useful life of related assets

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Premises and leasehold improvements		7 – 40 years	​
Furniture, fixtures and equipment		3 – 10 years	​

Schedule of earnings per share

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2022

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2021

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2020

(Dollars in thousands, except percents)

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Basic

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Diluted

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Basic

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Diluted

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Basic

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Diluted

Net income

$

38,090

$

38,090

$

43,519

​

$

43,519

$

29,354

$

29,354

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Average common shares outstanding

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7,168,092

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7,211,643

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7,196,160

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7,235,303

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7,304,956

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7,337,843

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Earnings per share

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$

5.31

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$

5.28

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$

6.05

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$

6.02

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$

4.02

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$

4.00

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- Definition

Tabular disclosure of the useful life of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

+ References

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

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