Pension and Other Post-Retirement Benefits (Tables)

6 Months Ended

Jun. 30, 2020

Retirement Benefits [Abstract]

Schedule of net periodic benefit cost changes in plan assets and benefit obligations recognized in other comprehensive loss

The components of net periodic benefit cost recognized in other comprehensive loss were as follows:

	Three Months Ended June 30,
	2020		2019
Service cost	$	226	$	220
Interest cost	79		80
Expected return on plan assets	(40)		(40)
Amortization of actuarial gains	14		(20)
Net periodic benefit cost	$	279	$	240
	Six Months Ended June 30,
	2020		2019
Service cost	$	444	$	441
Interest cost	157		158
Expected return on plan assets	(79)		(80)
Amortization of actuarial gains	(52)		(38)
Net periodic benefit cost	$	470	$	481