Employee Retirement Plans (Tables)

9 Months Ended

Sep. 30, 2020

Employee Retirement Plans

Schedule of Company's net periodic pension cost

The components of the Company’s net periodic pension cost were as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
	(Dollars in thousands)
Service cost	$	115	$	116	$	345	$	347
Interest cost		502		615		1,508		1,845
Expected return on plan assets		(693)		(625)		(2,081)		(1,876)
Net amortization and deferral		191		156		573		469
Net periodic pension cost	$	115	$	262	$	345	$	785