Pensions and Other Employee Benefit Plans

6 Months Ended

Jun. 30, 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 and six months ended June 30, 2019 and 2018(in thousands):

	Pension Benefits				Other  Benefits
	Three Months Ended				Three Months Ended
	June 30,				June 30,
	2019		2018		2019		2018
Service cost (1)	$	183	$	170	$	—	$	—
Interest cost (2)		499		463		5		4
Expected return on plan assets (2)		(609)		(657)		—		—
Amortization of net actuarial loss (2)		272		257		(1)		—
Amortization of prior service credits (2)		—		—		—		6
Net periodic cost	$	345	$	233	$	4	$	10

	Pension Benefits				Other Benefits
	Six Months Ended				Six Months Ended
	June 30,				June 30,
	2019		2018		2019		2018
Service cost (1)	$	361	$	357	$	—	$	—
Interest cost (2)		1,009		927		10		8
Expected return on plan assets (2)		(1,216)		(1,314)		—		—
Amortization of net actuarial loss (2)		503		520		(2)		—
Amortization of prior service credits (2)		—		—		—		12
Net periodic cost	$	657	$	490	$	8	$	20

(1)Included in general and administrative expenses.

(2)Included in other expense.