The number of full-service community banking offices.

No definition available.

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

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- Definition

Date the declared dividend will be paid, in YYYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482913/230-10-50-3

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- Definition

Date the dividend to be paid was declared, in YYYY-MM-DD format.

+ References

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- Definition

Date the holder must own the stock to be entitled to the dividend, in YYYY-MM-DD format.

+ References

No definition available.

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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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Summary of significant accounting policies - Nature of operations and Basis of presentation (Details)	1 Months Ended	3 Months Ended				6 Months Ended
	Jul. 31, 2026 $ / shares	Jun. 30, 2026 $ / shares	Mar. 31, 2026 $ / shares	Jun. 30, 2025 $ / shares	Mar. 31, 2025 $ / shares	Jun. 30, 2026 Office $ / shares	Jun. 30, 2025 $ / shares
Summary of significant accounting policies
Number of full-service community banking offices \| Office						40
Cash dividends declared (in dollars per share)		$ 0.625	$ 0.625	$ 0.6175	$ 0.6175	$ 1.25	$ 1.235
2026 Q3 dividend \| Subsequent events
Summary of significant accounting policies
Dividend declared date	Jul. 31, 2026
Cash dividends declared (in dollars per share)	$ 0.625
Dividend payable date	Sep. 15, 2026
Dividend record date	Aug. 31, 2026