Postretirement Benefit Cost (Tables)

9 Months Ended

Sep. 30, 2020

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs

The components of Net periodic benefit cost of the Company’s pension plan are as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Service cost	$	2,005	$	1,714	$	6,016	$	5,141
Interest cost	544		521		1,631		1,563
Expected return on plan assets	(524)		(334)		(1,573)		(1,002)
Net periodic benefit cost	$	2,025	$	1,901	$	6,074	$	5,702