9) Benefit Plans

Supplemental Retirement Plan

The Company has a supplemental retirement plan (the “Plan”) covering some current and some former key employees and directors. The Plan is a nonqualified defined benefit plan. Benefits are unsecured as there are no Plan assets. The following table presents the amount of periodic cost recognized for the periods indicated:


	Three Months Ended
	March 31,
	2020		2019
	(Dollars in thousands)
Components of net periodic benefit cost:
Service cost	$	123	$	55
Interest cost		231		264
Amortization of net actuarial loss		85		46
Net periodic benefit cost	$	439	$	365

The components of net periodic benefit cost other than the service cost component are included in the line item “other noninterest expense” in the Consolidated Statements of Income.

Split‑Dollar Life Insurance Benefit Plan

The Company maintains life insurance policies for some current and some former directors and officers that are subject to split‑dollar life insurance agreements. The following table sets forth the funded status of the split‑dollar life insurance benefits for the periods indicated:


	March 31,		December 31,
	2020		2019
	(Dollars in thousands)
Change in projected benefit obligation:
Projected benefit obligation at beginning of year	$	8,198	$	6,903
Interest cost		62		278
Actuarial loss (gain)		—		1,017
Projected benefit obligation at end of period	$	8,260	$	8,198


	March 31,		December 31,
	2020		2019
	(Dollars in thousands)
Net actuarial loss	$	3,813	$	3,776
Prior transition obligation		1,037		1,059
Accumulated other comprehensive loss	$	4,850	$	4,835


	Three Months Ended
	March 31,
	2020		2019
	(Dollars in thousands)
Amortization of prior transition obligation	$	(15)	$	(25)
Interest cost		62		70
Net periodic benefit cost	$	47	$	45