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Subsequent events - Sales of Acquired Securities (Details) - USD ($) $ in Thousands		6 Months Ended
	Jul. 02, 2024	Jun. 30, 2024	Jun. 30, 2023
Subsequent events
Net proceeds from sale of investment securities available-for-sale		$ 0	$ 65,600
Subsequent events | FNCB
Subsequent events
Par value of available for sale securities sold	$ 271,200
Net proceeds from sale of investment securities available-for-sale	241,200
Reduction of FHLB advances	$ 189,000

X

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with interest rate reset through auction process, sold at par value.

+ References

No definition available.

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- Definition

Amount of repayments and penalties incurred in the satisfaction or roll-over of Federal Home Loan Bank (FHLB) advance.

+ References

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-SubTopic 470
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- Definition

Amount of cash inflow from sale of 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
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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