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Details	Jun. 04, 2025
Cover [Abstract]
Title of 12(b) Security	Common stock, $1.00 par value
Trading Symbol	MVBF
Security Exchange Name	NASDAQ

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Cover page.

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- Definition

Title of a 12(b) registered security.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection b

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Name of the Exchange on which a security is registered.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Exchange Act
-Number 240
-Section 12
-Subsection d1-1

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