Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2021

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost (Credit)

The following table summarizes the components of net periodic benefit cost (credit) related to the Company’s pension plans for the three month periods ended March 31, 2021 and 2020:

	Pension Plans
	Three Months Ended March 31,
	2021			2020
Components of Net Periodic Benefit Cost (Credit):
Service cost	$	226		$	135
Interest cost		2,115			2,983
Expected return on plan assets		(6,534	)		(6,628	)
Amortization of:
Prior service cost		30			27
Net actuarial loss (gain)		1,687			2,206
Settlement loss		380			922
Net periodic benefit cost (credit)	$	(2,096	)	$	(355	)