MERGERS AND ACQUISITIONS - Schedule of Estimated Acquisition-date Fair Values of the Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Apr. 01, 2024	Dec. 31, 2024	Dec. 31, 2023
Consideration paid
Goodwill		$ 333,695	$ 317,873
Merchants and Manufacturers Bank Corporation
Assets acquired
Cash and cash equivalents	$ 33,577
Securities	8,086
Portfolio loans, net of ACL	417,230
Premises and equipment	2,045
Right of use assets	253
Other intangible assets	6,346
Other assets	10,283
Total assets acquired	477,820
Liabilities assumed
Deposits	392,838
Short-term borrowings	35,932
Long-term debt	1,450
Subordinated notes, net of unamortized issuance costs	3,911
Junior subordinated debt owed to unconsolidated trusts	2,594
Lease liabilities	253
Other liabilities	7,089
Total liabilities assumed	444,067
Net assets acquired	33,753
Consideration paid
Cash	15,200
Common stock	34,375
Total consideration paid	49,575
Goodwill	$ 15,822