Pension and Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2013

Components of Net Periodic Benefit Cost

The components of net periodic benefit cost were as follows:

	Pension benefits						Other postretirement benefits
First quarter ended March 31,	2013			2012			2013			2012
Service cost	$	51		$	47		$	4		$	4
Interest cost		152			160			28			33
Expected return on plan assets		(198	)		(202	)		—			—
Recognized net actuarial loss		123			96			9			6
Amortization of prior service cost (benefit)		5			5			(4	)		(4	)
Settlement*		2			—			—			—
Net periodic benefit cost	$	135		$	106		$	37		$	39

* This amount was recorded in Restructuring and other charges on the accompanying Statement of Consolidated Operations (see Note C).