Employee Benefit Plans

6 Months Ended

Jun. 30, 2012

Employee Benefit Plans [Abstract]

Employee Benefit Plans

Note F – Employee Benefit Plans

Net periodic benefit cost included the following components for the three months ended June 30:

	Pension Benefits						Other Post-retirement Benefits
	2012			2011			2012			2011
	(in thousands)
Service cost	$	3,818		$	3,195		$	—		$	—
Interest cost		25,125			24,077			67			116
Expected return on plan assets		(32,068	)		(31,073	)		—			—
Amortization of prior service credit		(1,744	)		(1,753	)		(233	)		(265	)
Amortization of actuarial loss		17,740			12,678			317			434
Net periodic benefit cost	$	12,871		$	7,124		$	151		$	285

Net periodic benefit cost included the following components for the six months ended June 30:

	Pension Benefits						Other Post-retirement Benefits
	2012			2011			2012			2011
	(in thousands)
Service cost	$	7,651		$	6,382		$	—		$	—
Interest cost		50,269			48,141			134			233
Expected return on plan assets		(64,162	)		(62,126	)		—			—
Amortization of prior service credit		(3,492	)		(3,503	)		(466	)		(530	)
Amortization of actuarial loss		35,495			25,349			634			867
Net periodic benefit cost	$	25,761		$	14,243		$	302		$	570

Pension benefits also include amounts related to a supplemental retirement plan. During the six months ended June 30, 2012, the Company did not make a contribution to the pension plan.