Retirement Plans and Other Benefits (Tables)

6 Months Ended

Jun. 30, 2012

Retirement Plans and Other Benefits

Net periodic benefit costs and the portion of these costs charged to expense

	Pension Benefits												Other Benefits
	Three Months Ended June 30,						Six Months Ended June 30,						Three Months Ended June 30,						Six Months Ended June 30,
	2012			2011			2012			2011			2012			2011			2012			2011
Service cost - benefits earned during the period	$	15		$	13		$	32		$	29		$	6		$	5		$	14		$	11
Interest cost on benefit obligation	30			31			60			62			11			12			23			23
Expected return on plan assets	(35		)	(33		)	(71		)	(67		)	(11		)	(11		)	(23		)	(21		)
Amortization of:
Prior service cost	—			—			1			1			—			—			—			—
Net actuarial loss	12			7			22			13			4			4			10			8
Net periodic benefit cost	$	22		$	18		$	44		$	38		$	10		$	10		$	24		$	21
Portion of cost charged to expense	$	8		$	7		$	13		$	15		$	3		$	4		$	6		$	8