Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2013

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost

The following table sets forth the net periodic benefit cost for the Company’s defined benefit pension plans and other benefits for the three months ended June 30:

	Pension Benefits						Other Benefits
	2013			2012			2013			2012
Components of net periodic benefit cost
Service cost	$	3,330		$	2,861		$	—		$	—
Interest cost	6,956			7,958			157			203
Expected return on plan assets	(8,802		)	(10,206		)	—			—
Amortization of prior service cost (benefit)	19			64			(122		)	(129		)
Recognized net actuarial loss	5,435			4,183			105			122
Net periodic pension benefit cost	$	6,938		$	4,860		$	140		$	196

The following table sets forth the net periodic benefit cost for the Company’s defined benefit pension plans and other benefits for the six months endedJune 30:

	Pension Benefits						Other Benefits
	2013			2012			2013			2012
Components of net periodic benefit cost
Service cost	$	6,661		$	5,723		$	—		$	—
Interest cost	13,913			15,916			314			407
Expected return on plan assets	(17,605		)	(20,411		)	—			—
Amortization of prior service cost (benefit)	37			129			(244		)	(258		)
Recognized net actuarial loss	10,856			8,394			211			243
Curtailment loss (1)	1,159			—			—			—
Net periodic pension benefit cost	$	15,021		$	9,751		$	281		$	392

(1) The curtailment loss during the six months endedJune 30, 2013resulted from the departure of certain executive officers and was recorded within selling and administrative expense.