Fair Value Measurements - Schedule of Changes in Level 3 Assets Measured at Fair Value on a Recurring Basis (Details) - Securities AFS - Recurring - Level 3 - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2026	Dec. 31, 2025
Level 3 Fair Value Measurements:
Balance at beginning of year	$ 6,624	$ 7,625
Transfer out	(2,003)	0
Purchases (acquired with MidWestOne)	2,741	0
Maturities / Paydowns	(677)	(1,099)
Unrealized gain / (loss)	102	98
Balance at end of period	$ 6,787	$ 6,624

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3).

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- Definition

Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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