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PENSION AND SUPPLEMENTAL EXECUTIVE RETIREMENT PLANS (Tables)
9 Months Ended
Sep. 30, 2023
Retirement Benefits [Abstract]  
Schedule of Defined Benefit Plans Disclosures
The following table presents the components of net periodic benefit cost for the SERPs for the periods presented:

Three Months Ended September 30,Nine Months Ended September 30,
(dollars in thousands)2023202220232022
Interest cost$112 $75 $336 $225 
Amortization of net actuarial (gain) loss(19)20 (57)62 
Amortization of net transition obligation13 
Net periodic benefit cost$95 $100 $285 $300 
The following table presents the components of net periodic benefit cost for the defined benefit retirement plan for the periods presented:
Three Months Ended September 30,Nine Months Ended September 30,
(dollars in thousands)2023202220232022
Interest cost$— $— $— $212 
Expected return on plan assets— — — (207)
Amortization of net actuarial loss— — — 224 
Settlement— — — 4,884 
Net periodic benefit cost$— $— $— $5,113