Pensions and Other Employee Benefit Plans

3 Months Ended

Mar. 31, 2019

Pensions and Other Employee Benefit Plans [Abstract]

Pensions and Other Employee Benefit Plans

11. Pensions and Other Employee Benefit Plans

The following tables provide the components of net periodic cost for our qualified retirement plan (the “Pension Benefits”) and health care and life insurance benefits for retired employees and dependents (the “Other Benefits”) for the three months ended March 31, 2019 and 2018(in thousands):

	Pension Benefits				Other Benefits
	Three Months Ended				Three Months Ended
	March 31,				March 31,
	2019		2018		2019		2018
Service cost (1)	$	178	$	187	$	—	$	—
Interest cost (2)		510		464		5		4
Expected return on plan assets (2)		(607)		(657)		—		—
Amortization of net actuarial loss (2)		231		263		(1)		—
Amortization of prior service credits (2)		—		—		—		6
Net periodic cost	$	312	$	257	$	4	$	10

(1)Included in general and administrative expenses.

(2)Included in other expense.