Retirement Plans (Tables)

9 Months Ended

Sep. 30, 2011

Compensation and Retirement Disclosure [Abstract]

Retirement Plans

The components of the net periodic benefit cost for our plans were as follows:

	Defined Benefit Pension Plans
	3 Months Ended								9 Months Ended
	September 30,								September 30,
	2011				2010				2011				2010
Service cost		$	2.6			$	2.2			$	7.9			$	6.6
Interest cost			3.9				3.6				11.7				10.8
Expected return on assets			(3.8	)			(3.4	)			(11.5	)			(10.1	)
Other			0.2				(0.1	)			0.4				(0.4	)
Total benefit cost		$	2.9			$	2.3			$	8.5			$	6.9

	Retiree Health Care Plan
	3 Months Ended						9 Months Ended
	September 30,						September 30,
	2011			2010			2011			2010
Service cost		$	-		$	-		$	0.1		$	0.1
Interest cost			0.4			0.3			1.0			1.0
Other			-			-			-			(0.1	)
Total benefit cost		$	0.4		$	0.3		$	1.1		$	1.0