The components of net periodic benefit cost were as follows:


	Second quarter ended June 30,						Six months ended June 30,
Pension benefits	2013			2012			2013			2012
Service cost	$	48		$	46		$	99		$	93
Interest cost		151			160			303			320
Expected return on plan assets		(198	)		(201	)		(396	)		(403	)
Recognized net actuarial loss		124			95			247			191
Amortization of prior service cost		5			4			10			9
Settlement*		—			—			2			—

Net periodic benefit cost	$	130		$	104		$	265		$	210

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


	Second quarter ended June 30,						Six months ended June 30,
Other postretirement benefits	2013			2012			2013			2012
Service cost	$	5		$	3		$	9		$	7
Interest cost		29			33			57			66
Recognized net actuarial loss		8			6			17			12
Amortization of prior service benefit		(5	)		(4	)		(9	)		(8	)

Net periodic benefit cost	$	37		$	38		$	74		$	77