Pension And Postretirement Benefits (Tables)

9 Months Ended

Sep. 30, 2011

Pension And Postretirement Benefits

Estimated Components Of The Recorded Net Periodic Benefit Cost For Pension And Postretirement Benefits

8. Pension and Postretirement Benefits

The following presents the estimated components of the recorded net periodic benefit cost for pension and postretirement benefits (dollars in thousands):

		$12,9961		$12,9961		$12,9961		$12,9961
	Three Months Ended September 30,
	Pension				Postretirement Benefits
	2011		2010		2011		2010
Service cost	$	2,815	$	2,761	$	88	$	137
Interest cost		5,808		5,753		556		688
Expected return on assets		(6,121)		(5,255)		—		—
Amortization of:
Prior service cost (credit)		133		146		(435)		(372)
Actuarial loss (gain)		1,581		2,554		(21)		—
Settlement charge		332		923		—		—
Total net periodic benefit cost	$	4,548	$	6,882	$	188	$	453

	Nine Months Ended September 30,
	Pension				Postretirement Benefits
	2011		2010		2011		2010
Service cost	$	8,446	$	8,282	$	263	$	411
Interest cost		17,425		17,259		1,669		2,063
Expected return on assets		(18,364)		(15,766)		—		—
Amortization of:
Prior service cost (credit)		400		437		(1,306)		(1,117)
Actuarial loss (gain)		4,743		7,661		(64)		—
Settlement charge		346		1,006		—		—
Total net periodic benefit cost	$	12,996	$	18,879	$	562	$	1,357