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BANK PREMISES AND EQUIPMENT (Tables)
12 Months Ended
Dec. 31, 2023
Property, Plant and Equipment [Abstract]  
Schedule of Premises and Equipment
Bank premises and equipment at December 31, were as follows:
20232022Estimated
Useful Life
 (Dollars in thousands)(In years)
Cost
Land$52,844 $52,844 n/a
Bank premises99,973 97,760 
5-40
Leasehold improvements50,682 47,098 
1-15
Furniture and equipment102,251 93,450 
1-10
Leased equipment32,654 32,792 5
Total cost338,404 323,944 
Accumulated depreciation(145,355)(127,440)
Net bank premises and equipment$193,049 $196,504