Pensions and Other Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2014

Pensions and Other Employee Benefit Plans [Abstract]

Components of Net Periodic Cost

The following tables provide the components of net periodic cost included in general and administrative expenses for our qualified and supplemental retirement plans (the “Pension Benefits”) and health care and life insurance benefits for retired employees and dependents (the “Other Benefits”) for the three and nine months ended September 30, 2014and 2013 (in thousands):

	Pension Benefits Three Months Ended September 30,				Other Benefits Three Months Ended September 30,
	2014		2013		2014		2013
Service cost	$	59	$	78	$	1	$	(2)
Interest cost		474		461		17		29
Expected return on plan assets		(464)		(415)		—		—
Amortization of net actuarial loss		121		1,509		7		31
Amortization of prior service credits		—		—		2		19
Curtailment loss		—		—		—		78
Net periodic cost	$	190	$	1,633	$	27	$	155

	Pension Benefits Nine Months Ended September 30,				Other Benefits Nine Months Ended September 30,
	2014		2013		2014		2013
Service cost	$	141	$	234	$	2	$	2
Interest cost		1,411		1,382		52		49
Expected return on plan assets		(1,411)		(1,244)		—		—
Amortization of net actuarial loss		307		4,527		22		39
Amortization of prior service credits		—		—		7		7
Curtailment loss		—		—		—		78
Net periodic cost	$	448	$	4,899	$	83	$	175