Pensions and Other Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2013

Pensions and Other Employee Benefit Plans [Abstract]

Components of Net Periodic Cost

The following table provides the components of net periodic cost included in income from continuing operations 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 endedSeptember 30, 2013and 2012 (in thousands):

	Pension Benefits Three Months Ended September 30,				Other Benefits Three Months Ended September 30,
	2013		2012		2013		2012
Service cost	$	78	$	200	$	(2)	$	2
Interest cost		461		622		29		11
Expected return on plan assets		(415)		(364)		—		—
Amortization of net actuarial loss		1,509		173		31		2
Amortization of prior service credits		—		—		19		(6)
Curtailment		—		—		78		—
Net periodic cost	$	1,633	$	631	$	155	$	9

	Pension Benefits Nine Months Ended September 30,				Other Benefits Nine Months Ended September 30,
	2013		2012		2013		2012
Service cost	$	234	$	600	$	2	$	6
Interest cost		1,382		1,866		49		33
Expected return on plan assets		(1,244)		(1,092)		—		—
Amortization of net actuarial loss		4,527		519		39		6
Amortization of prior service credits		—		—		7		(18)
Curtailment		—		—		78		—
Net periodic cost	$	4,899	$	1,893	$	175	$	27